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Vacuum and Cryogenics Engineer ETpathfinder at Maastricht University

Maastricht University is looking for a vacuum and cryogenics engineer, as part of a design study team for further development of the ETpathfinder.  The end date of the publication is 6th May 2026.

The role

As vacuum and cryogenics engineer you will work on the further development and expansion of the ETpathfinder. You will do this in close collaboration with the team in Maastricht, as well as with the department of Mechanical Technology at Nikhef. 

Responsibilities
Your main responsibilities include:

  • Development of new designs, and  integration and revision of existing designs for ETpathfinder, with a special focus on vacuum and cryogenics.
  • Support (where appropriate) the existing engineering team with their current ETpathfinder related work.


What you bring

You are an enthusiastic engineer with a broad interest in physics, who communicates well and moves easily in an international environment. You effortlessly publish and present in English, and you have:

  • A technical BSc or MSc degree in mechanical engineering or a related discipline;
  • Practical experience in the fields of vacuum and cryogenics;
  • Experience with 3D CAD and analysis tools;
  • A minimum of 2 years of relevant work experience;
  • An entrepreneurial, creative and innovative attitude;
  • Experience with both independent and team work;
  • Good knowledge of English is essential; working proficiency in Dutch is a plus. 

What we offer 
As vacuum and cryogenics engineer at the Faculty of Science and Engineering at Maastricht University, you’ll work in an international, open, and engaged environment. We offer: 

  • A 24-month contract of 0.8-1.0 fte. The position will be based in Maastricht.  
  • A gross monthly salary between €3546,00 and €5538,00 (based on full-time employment of 38 hours per week). 8% holiday allowance and an 8.3% year-end bonus.
  • 29 vacation days (based on full-time), four additional days off (Carnival Monday and Tuesday, Good Friday, and Liberation Day), and the possibility to accrue up to 12 extra days through compensation hours.
  • Flexible working hours, a home office allowance, and the option to work from home if your job allows it.
  • Freedom and space to shape your work independently and develop your ideas.
  • A close-knit community of colleagues to collaborate and grow with.
  • A solid pension plan via ABP, company fitness schemes, and access to various university sports facilities.
  • An inspiring work environment in the heart of Europe. 

About the Faculty of Science and Engineering (FSE)
FSE is a young, rapidly growing faculty where science, technology, and society converge. We combine STEM and social sciences in innovative programmes such as Data Science, Circular Engineering, and Systems Biology. Our research and education are interdisciplinary, practice-oriented, and socially relevant. We take pride in our open culture and strong team spirit.


Interested? 
Want to know more about this position or what it’s like to work at our university? Reach out to Prof. Stefan Hild.

Please find here full details.

Electric Engineer ETpathfinder at Maastricht University

Maastricht University is looking for an electrical engineer, as part of a design study team for further development of the ETpathfinder.  The end date of the publication is 6th May 2026.

The role

As electric engineer you will work on the further development and expansion of the ETpathfinder. You will do this in close collaboration with the team in Maastricht, as well as with colleagues at Nikhef. 

Responsibilities
Your main responsibilities include:

  • Leading the development of the design and construction of electric installations and power distribution systems in ETpathfinder;
  • Close collaboration with the scientists in the ETpathfinder collaboration in order to develop clear requirements, standards, and relevant protocols;
  • Support (where appropriate) the existing engineering team with their current ETpathfinder related work.


What you bring

You are an enthusiastic engineer with a broad interest in physics, who communicates well and moves easily in an international environment. You effortlessly publish and present in English, and you have:

  • A technical BSc or MSc degree in an engineering discipline;
  • Practical experience in the design of power distribution systems;
  • A minimum of 2 years of relevant work experience;
  • An entrepreneurial, creative and innovative attitude;
  • Experience with both independent and team work;
  • Experience in electronics design is not required, but an asset;
  • Experience in working in a research/ university environment is beneficial;
  • Good knowledge of English is essential; working proficiency in Dutch is a plus. 

What we offer 
As electric engineer at the Faculty of Science and Engineering at Maastricht University, you’ll work in an international, open, and engaged environment. We offer: 

  • A 24-month contract of 0.8-1.0 fte. The position will be based in Maastricht.  
  • A gross monthly salary between €3546,00 and €5538,00 (based on full-time employment of 38 hours per week). 8% holiday allowance and an 8.3% year-end bonus.
  • 29 vacation days (based on full-time), four additional days off (Carnival Monday and Tuesday, Good Friday, and Liberation Day), and the possibility to accrue up to 12 extra days through compensation hours.
  • Flexible working hours, a home office allowance, and the option to work from home if your job allows it.
  • Freedom and space to shape your work independently and develop your ideas.
  • A close-knit community of colleagues to collaborate and grow with.
  • A solid pension plan via ABP, company fitness schemes, and access to various university sports facilities.
  • An inspiring work environment in the heart of Europe. 

About the Faculty of Science and Engineering (FSE)
FSE is a young, rapidly growing faculty where science, technology, and society converge. We combine STEM and social sciences in innovative programmes such as Data Science, Circular Engineering, and Systems Biology. Our research and education are interdisciplinary, practice-oriented, and socially relevant. We take pride in our open culture and strong team spirit.


Interested? 
Want to know more about this position or what it’s like to work at our university? Reach out to Prof Stefan Hild.

Please find here full details.

Quality Assurance Engineer ETpathfinder at Maastricht University

Maastricht University is looking for a quality assurance engineer, as part of a design study team for further development of the ETpathfinder. The end date of the publication is 6th May 2026.

The role

As quality assurance engineer you will work on the further development and expansion of the ETpathfinder. You will do this in close collaboration with the team in Maastricht, as well as with the technology departments at Nikhef. 

Responsibilities
Your main responsibilities include:

  • Leading the development of quality assurance procedures for ETpathfinder covering areas of vacuum, mechanical technologies, seismic isolation, cryogenics and optics;
  • Close collaboration with the scientists in the ETpathfinder collaboration in order to develop clear requirements, standards, and relevant protocols;
  • Support (where appropriate) the existing engineering team with their current ETpathfinder related work.

What you bring

You are an enthusiastic engineer with a broad interest in physics, who communicates well and moves easily in an international environment. You effortlessly publish and present in English, and you have:

  • A technical BSc or MSc degree in an engineering discipline;
  • Experience in the field of quality assurance;
  • A minimum of 2 years of relevant work experience;
  • An entrepreneurial, creative and innovative attitude;
  • Experience with both independent and team work;
  • Experience in working in a research/ university environment is beneficial;
  • Good knowledge of English is essential; working proficiency in Dutch is a plus. 

What we offer 
As quality assurance engineer at the Faculty of Science and Engineering at Maastricht University, you’ll work in an international, open, and engaged environment. We offer: 

  • A 24-month contract of 0.8-1.0 fte. Position will be based in Maastricht.  
  • A gross monthly salary between €3546,00 and €5538,00 (based on full-time employment of 38 hours per week). 8% holiday allowance and an 8.3% year-end bonus. 
  • 29 vacation days (based on full-time), four additional days off (Carnival Monday and Tuesday, Good Friday, and Liberation Day), and the possibility to accrue up to 12 extra days through compensation hours. 
  • Flexible working hours, a home office allowance, and the option to work from home if your job allows it.
  • Freedom and space to shape your work independently and develop your ideas. 
  • A close-knit community of colleagues to collaborate and grow with. 
  • A solid pension plan via ABP, company fitness schemes, and access to various university sports facilities. 
  • An inspiring work environment in the heart of Europe. 

About the Faculty of Science and Engineering (FSE)
FSE is a young, rapidly growing faculty where science, technology, and society converge. We combine STEM and social sciences in innovative programmes such as Data Science, Circular Engineering, and Systems Biology. Our research and education are interdisciplinary, practice-oriented, and socially relevant. We take pride in our open culture and strong team spirit.


Interested? 
Want to know more about this position or what it’s like to work at our university? Reach out to Prof. Stefan Hild at Stefan.hild(at)maastrichtuniversity.nl.

Please find here full details.

Design Engineer ETpathfinder at Maastricht University

Maastricht University is looking for a design engineer, as part of a design study team for further development of the ETpathfinder. The end date of the publication is 6th May 2026.

The role

As design engineer you will work on the further development and expansion of the ETpathfinder. You will do this in close collaboration with your team in Maastricht, as well as with the department of Mechanical Technology at Nikhef.


Responsibilities
Your main responsibilities include:

  • Development of new designs, and integration and revision of existing designs for ETpathfinder.
  • Creation of production drawings, assembly procedures and installation protocols
  • Support (where appropriate) the existing engineering team with their current ETpathfinder related work.

What you bring
You are an enthusiastic engineer with a broad interest in physics, who communicates well and moves easily in an international environment. You effortlessly publish and present in English, and you have:

  • A technical BSc or MSc degree in mechanical engineering or a related discipline;
  • Experience with 3D CAD and analysis tools;
  • A minimum of 2 years of relevant work experience, including experience with production/ manufacturing techniques;
  • An entrepreneurial, creative and innovative attitude;
  • Experience with both independent and team work;
  • Good knowledge of English is essential; working proficiency in Dutch is a plus.


Next to this, experience in the fields of vacuum and/ or cryogenics are beneficial (but not essential).

What we offer 
As design engineer at the Faculty of Science and Engineering at Maastricht University, you’ll work in an international, open, and engaged environment. We offer: 

  • A 24-month contract of 0.8-1.0 fte. The position will be based in Maastricht.  
  • A gross monthly salary between €3546,00 and €5538,00 (based on full-time employment of 38 hours per week). 8% holiday allowance and an 8.3% year-end bonus. 
  • 29 vacation days (based on full-time), four additional days off (Carnival Monday and Tuesday, Good Friday, and Liberation Day), and the possibility to accrue up to 12 extra days through compensation hours. 
  • Flexible working hours, a home office allowance, and the option to work from home if your job allows it. 
  • Freedom and space to shape your work independently and develop your ideas. 
  • A close-knit community of colleagues at Maastricht university as well as at Nikhef to collaborate and grow with. 
  • A solid pension plan via ABP, company fitness schemes, and access to various university sports facilities. 
  • An inspiring work environment in the heart of Europe. 

About the Faculty of Science and Engineering (FSE)
FSE is a young, rapidly growing faculty where science, technology, and society converge. We combine STEM and social sciences in innovative programmes such as Data Science, Circular Engineering, and Systems Biology. Our research and education are interdisciplinary, practice-oriented, and socially relevant. We take pride in our open culture and strong team spirit.


Interested? 
Want to know more about this position or what it’s like to work at our university? Reach out to Prof. Stefan Hild at Stefan.hild(at)maastrichtuniversity.nl.

Please find here full details.

Senior Systems Engineer ETpathfinder at Maastricht University

Maastricht University is looking for a senior systems engineer to lead a design study team for further development of the ETpathfinder. The end date of the publication is 6th May 2026. 

The role

As senior systems engineer you will work on the further development and expansion of the ETpathfinder. You will do this in close collaboration with your team in Maastricht, as well as with the department of Mechanical Technology at Nikhef. 

Responsibilities
Your main responsibilities include:

  • Lead a team of 5 engineers and scientists carrying out a design study for a further development of ETpathfinder.
  • Developing a model based systems engineering approach for ETpathfinder, including systems breakdown, requirements tracing, interface definitions etc.
  • Support as appropriate the existing engineering team with their current ETpathfinder related work. 


What you bring
You are an enthusiastic engineer with a broad interest in physics, who communicates well and moves easily in an international environment. You effortlessly publish and present in English, and you have:

  • A technical BSc or MSc degree;
  • Specialisation in Systems Engineering;
  • A minimum of 5 years of relevant work experience;
  • An entrepreneurial, creative and innovative attitude;
  • Experience with both independent and team work;
  • Very good written and spoken English is essential; working proficiency in Dutch is a plus. 

What we offer 
As senior systems engineer at the Faculty of Science and Engineering at Maastricht University, you’ll work in an international, open, and engaged environment. We offer: 

  • A 24-month contract of 0.8-1.0 fte. The position will be based in Maastricht.  
  • A gross monthly salary between €4728,00 and €6433,00 (based on full-time employment of 38 hours per week). 8% holiday allowance and an 8.3% year-end bonus.
  • 29 vacation days (based on full-time), four additional days off (Carnival Monday and Tuesday, Good Friday, and Liberation Day), and the possibility to accrue up to 12 extra days through compensation hours.
  • Flexible working hours, a home office allowance, and the option to work from home if your job allows it.
  • Freedom and space to shape your work independently and develop your ideas.
  • A close-knit community of colleagues to collaborate and grow with.
  • A solid pension plan via ABP, company fitness schemes, and access to various university sports facilities.
  • An inspiring work environment in the heart of Europe. 

About the Faculty of Science and Engineering (FSE)
FSE is a young, rapidly growing faculty where science, technology, and society converge. We combine STEM and social sciences in innovative programmes such as Data Science, Circular Engineering, and Systems Biology. Our research and education are interdisciplinary, practice-oriented, and socially relevant. We take pride in our open culture and strong team spirit.


Interested? 
Want to know more about this position or what it’s like to work at our university? Reach out to Prof. Stefan Hild at Stefan.hild(at)Maastrichtuniversity.nl.

Please find here full details.

6 month temporary research engineer Position at the ARTEMIS Laboratory, Nice

Responsibility for the Pre-Stabilized Laser (PSL) subsystem within the Virgo project, including the development, installation, and maintenance of the laser system at the detector site. Participation in laser developments for third-generation gravitational-wave detectors is also envisioned. The individual will be part of the "Lasers and Cavities" team and assigned to the Virgo project. Application deadline May 13th 2026.

The Research Engineer will primarily take full charge of the PSL subsystem, which involves: Implementing laser system upgrade projects: (i) designing and testing new laser systems in accordance with Virgo upgrade projects; (ii) planning different project phases; (iii) installing and maintaining laser systems used by the interferometer on-site.
Participating in the commissioning of the detector.
Conducting missions to the experiment site in Pisa, Italy, and participating in meetings for the Virgo Collaboration / VirgoLab / International Gravitational-wave Network (IGWN). Contributing to developments regarding future laser systems for 3rd generation gravitational-wave detectors. The Research Engineer may also provide technical support for experimental studies within the “Lasers and Cavities” team concerning 3rd generation detectors: Work on quantum aspects in detectors, including the demonstration of quantum radiation pressure noise and the generation of “bright squeezing”. Generation and control of higher-order propagation modes for the reduction of internal thermal noise in mirrors. Study of parametric instabilities that limit power increases in advanced detectors and implementing methods to eliminate them.

Please find here full details.

Permanent research engineer position at the ARTEMIS Laboratory, Nice, France

There will be a permanent research engineer position at the ARTEMIS Laboratory, Nice, France. The main responsibility for this position will be the Virgo laser. The application process will open soon, but interested candidates should contact
Nelson Christensen <nelson.christensen (at) oca.eu>
or Oualid Chaibi <walid.chaibi (at) oca.eu>
for more information. The job description is below.
In addition, there is a temporary (6 month) position (application until may 13th) also available, also for the Virgo laser. Again, contact Walid or Nelson for more details.

JOB PROFILE

Unit Description

  • Unit Code: UMR7250
  • Unit Name: ARTEMIS
  • Director: Nelson CHRISTENSEN
  • City: Nice
  • Regional Delegation: 20 – Côte d’Azur
  • Institute: CNRS Engineering

JobDescription

  • BAP (Professional Activity Branch): C (Sciences of Matter Engineering and Chemical Instrumentation)
  • Corps: Research Engineer (M/F)
  • Job Category (Emploi-type): C1B42 – Expert in experimentation development

Mission

  • Responsibility for the Pre-Stabilized Laser (PSL) subsystem within the Virgo project, including the development, installation, and maintenance of the laser system at the detector site.
  • Participation in laser developments for third-generation gravitational-wave detectors is also envisioned.
  • The individual will be part of the “Lasers and Cavities” team and assigned to the Virgo project.

Activities The Research Engineer will primarily take full charge of the PSL subsystem, which involves:

  • Implementing laser system upgrade projects: (i) designing and testing new laser systems in accordance with Virgo upgrade projects; (ii) planning different project phases; (iii) installing and maintaining laser systems used by the interferometer on-site.
  • Participating in the commissioning of the detector.
  • Conducting missions to the experiment site in Pisa, Italy, and participating in meetings for the Virgo Collaboration / VirgoLab / International Gravitational-wave Network (IGWN).
  • Contributing to developments regarding future laser systems for 3rd generation gravitational-wave detectors.

The Research Engineer may also provide technical support for experimental studies within the “Lasers and Cavities” team concerning 3rd generation detectors:

  • Work on quantum aspects in detectors, including the demonstration of quantum radiation pressure noise and the generation of “bright squeezing”.
  • Generation and control of higher-order propagation modes for the reduction of internal thermal noise in mirrors.
  • Study of parametric instabilities that limit power increases in advanced detectors and implementing methods to eliminate them.

Skills

Main Competencies

  • The candidate (holding an engineering degree or a PhD in physics or applied physics) must demonstrate skills in interferometric optics and in-depth knowledge of metrology.
  • Appreciated knowledge and practice in:
  • Photonics/Lasers
  • Analog and digital electronics
  • Signal processing
  • Interfacing experimental setups
  • Drafting scientific procedure documents & project management

Professional Environment Knowledge

  • Safety, specifically laser safety.

Operational Know-how

  • Cleanroom work and particulate contamination control.

Language Skills

  • Proficiency in English (reading, speaking, writing) is required; drafting documents in English will be recurrent.
  • Proficiency in French is appreciated.

Soft Skills

  • Frequent teamwork with researchers, technicians, and engineers from ARTEMIS, the Côte d’Azur Observatory, and Virgo collaboration partners.
  • Participation in frequent meetings with collaboration partners and industrial actors.

Tools – Software Used

  • Optical design software (notably Zemax), structural and thermal calculation software (ANSYS, COMSOL), and interfacing software (Labview).

Evolution Trends

  • The primary evolution will be effective participation in the construction of the Einstein Telescope project following its acceptance by European authorities.

Context

The ARTEMIS laboratory was created around the theme of gravitational waves and their detection, contributing to the Virgo, LISA, Einstein Telescope, and MIGA projects. The laboratory was a pioneer in developing the Virgo detector in Pisa, Italy, which, alongside the American LIGO detectors, has contributed to numerous gravitational-wave observations. For instance, in the case of detection GW170817, the precision of the source direction estimation obtained with three detectors allowed for the observation of optical counterparts, enabling the identification of the wave’s source.

Within the Advanced Virgo+ project, the laboratory is responsible for the high-power laser source circulating in the giant 3 km interferometer. This is the framework for recruiting a Research Engineer specialized in laser interferometry. The recruit will work in an environment ranging from interferometer physics to gravitational-wave source detection, compact object astrophysics, modeling, cosmology, metrology, and laser stabilization.

The work will be conducted within the “Lasers and Cavities” team, which is responsible for the PSL sub-system, integrated into the ARTEMIS Virgo group and the newly established VirgoLab structure.

LHO Electrical Engineering Lead

The LIGO Laboratory and LIGO Hanford Observatory invite applications for an Electrical Engineering Lead. We also ask that you circulate this announcement within your networks and encourage strong candidates to apply.

Job Summary: At LIGO Hanford you’ll coordinate a skilled team of engineers and technicians in the design, testing, and maintenance of precision analog and digital electronics, playing a key role in the day-to-day operations of a one-of-a-kind scientific facility. You’ll collaborate with a diverse, international community of scientists and engineers, and have the opportunity to contribute to research that pushes the boundaries of what’s possible. This is a leadership role where your technical skills and team-building abilities both matter.

Please find here full details.

LIGO Laboratory Job Opening: Project Mechanical Designer/Drafter, LIGO Caltech

The LIGO Laboratory has a job posting for a Project Mechanical Designer/Drafter, LIGO Caltech, reporting to Arnaud Pele.

Anticipated start date: As soon as possible
Full-time position
Regular-staff position

Feel free to contact the LIGO Laboratory Staff Relations and Administrative Manager, Lorna Campbell, for more information, OR feel free to contact the Hiring Manager Arnaud Pele, for more information about this position.

Please find here full details.

Vacuum Lead, LIGO Hanford Observatory

LIGO Laboratory (the Laser Interferometer Gravitational-wave Observatory) seeks a highly motivated and skilled LHO Vacuum Equipment Group Leader to join its team.  

This position is an in-person role, located in Hanford, Washington.

LIGO Laboratory is a National Science Foundation major facility dedicated to observing the newly discovered gravitational-wave universe. Jointly operated by the California Institute of Technology and Massachusetts Institute of Technology, the LIGO Laboratory operates world-leading observatories near Richland, WA and Baton Rouge, LA as well as R&D centers on the Caltech and MIT campuses. The LIGO Laboratory’s mission spans a broad and vibrant array of activities related to gravitational-wave physics and astronomy, including detector operations, R&D toward detector improvements, gravitational-wave astrophysics, observatory operations, and education and public outreach.

For more information, please visit the Laboratory website: www.ligo.caltech.edu

Job Summary

LIGO comprises two widely separated antennae for astrophysical gravitational wave research. Each detector operates within a 10 million-liter ultra-high-vacuum (UHV) system, the largest in existence. These each include 8 km of 1.2m-diameter beam tube, interconnecting thirteen 3m-diameter vessels that house the detector apparatus. LIGO detectors operate in the 1e-9 Torr pressure range, relying on a combination of cryogenic, turbomolecular, ion and getter pump technologies, combined with stringent material and operating protocols. The observatory sites are supported by science and engineering research facilities at MIT in Cambridge, MA and at Caltech in Pasadena, CA.

As a senior member of the core Hanford Observatory Operations staff, the selectee will supervise and lead the group tasked with optimizing, maintaining and improving the site vacuum system and its supporting infrastructure.

This is an Essential Reporting position. In the event of an emergency on campus, an employee designated as essential reporting has essential job skills that are needed for response and recovery and is expected to report to Campus as soon as possible.

Essential Job Duties

  • Maintain the Observatory vacuum system and support facilities; initiate, plan and execute changes to this system; monitor system performance.
  • Plan and oversee equipment procurement and repairs, including budget development, preparing specifications, competitive procurement, contractor selection, contract monitoring, and quality assurance.
  • Collaborate with research scientists and engineers to optimize UHV performance of in-vacuo scientific apparatus, and to minimize risks of contamination.
  • Collaborate in research into UHV techniques, system design, and potential future vacuum upgrades. Contribute to vacuum R&D for next-generation gravitational wave detectors at the Cosmic Explorer Beamtubed Experiment, a new research facility under construction at LIGO Hanford that will test UHV beam tubes and other components for the upcoming Cosmic Explorer gravitational wave detector.
  • Establish and maintain procedures to ensure that vacuum equipment is monitored, protected and maintained.
  • Serve as a standing member of the LIGO Laboratory’s Vacuum Review Board (with periodic rotations as Chair).
  • Serve as a consulting member on Design Review, Technical Review or other Laboratory committees and panels as may be required.
  • Support and/or manage competitive procurements (i.e. materials and equipment, vendor and/or contractor selection, contract development, acquisition planning, etc.)
  • Initiate or collaborate in writing research papers and technical presentations.
  • Develop and oversee UHV material preparation and test facilities, such as cleaning plants, bake ovens and test chambers, which prepare and qualify scientific components for installation in UHV systems.
  • Collaborate with other discipline leads on scheduling.
  • Serve as a line supervisor for members of the Hanford vacuum group and potentially others who work in related functions.
  • Perform other duties as may be required and assigned.

Basic Qualifications

  • BS in Mechanical, Aerospace, Chemical or Systems Engineering; Physics; Material Science; or a related scientific or engineering field, or 10 years of relevant experience in lieu of a degree.
  • 8 or more years of vacuum-related engineering or scientific research work experience.
  • Demonstrated proficiency in operation, analysis, and performance characterization of high- or ultra-high vacuum systems.
  • Knowledge and experience in selection and application of UHV-compatible materials.
  • Hands-on experience in precision leak-hunting.
  • Proficiency in application and interpretation of spectra from residual gas analyzers.
  • Experience in application of helium mass‐spectrometer leak detection (MSLD) apparatus.
  • Demonstrated people-management experience and mentoring skills.
  • Effective English‐language written and verbal communication skills and habits.
  • Level-headed professionalism and excellent interpersonal and team skills.
  • Ability to lift at least 20 pounds.

Preferred Qualifications

  • Experience related to industrial automation as applied to large-scale vacuum systems.
  • Hands-on experience and skill in building, improving and maintaining high- or ultra- high vacuum systems.
  • Experience related to fluid, cryogen, pressure, flow rate, and gas sensors and instrumentation.
  • Experience operating or maintaining large research, university, national laboratory or industrial facilities.
  • Computer-aided design (CAD) proficiency (SolidWorks™ preferred).

Required Documents

  • Cover letter summarizing your interest in LIGO Lab and relevant experience.
  • Resume.

Pease find here full details.