Space Optical Instrument Thermo-Mechanical Engineer

cosine Research BV; Sassenheim; Hybrid; EUR 70,000 - 105,000; Full time

Benefits offered by this job

Hybrid working options

Annual bonus

27 days annual leave

Company bicycle- and fitness plan

Personal development budget

Job summary

cosine in the Netherlands seeks a Thermo-Mechanical Engineer to help shape the next generation of space-borne optical instruments. You’ll be based at the cosine headquarters, contributing to missions on satellites and planetary explorers where performance and reliability are critical for success in orbit.

You will lead thermo-mechanical design, perform thermal and structural analyses, and support the full development cycle from concept to qualification testing, collaborating with international

Qualifications

• Master's degree in Mechanical or Aerospace Engineering or related field
• Experience in thermo-mechanical design and analysis, ideally within space, aerospace, or high-tech precision engineering
• Strong understanding of thermal and structural behavior under extreme conditions
• Hands-on mindset with hardware development, integration, and testing
• Ability to work effectively in small, international teams with a proactive and collaborative attitude
• Strong communication skills in English, both written and spoken

Responsibilities

• Lead and contribute to the thermo-mechanical design of high-precision optical instruments for space applications
• Perform thermal and structural analyses to ensure performance under launch and orbital conditions
• Support the full development cycle from concept design through to assembly, integration, and qualification testing
• Collaborate closely with optical, mechanical, and system engineers in an international multidisciplinary team
• Contribute to solving complex engineering challenges in a fast-paced, project-driven environment

Skills

Thermo-mechanical design

Space engineering

International teamwork

English communication

Education

Master's degree in Mechanical or Aerospace Engineering

Job description

cosine in the Netherlands seeks a Thermo-Mechanical Engineer to help shape the next generation of space-borne optical instruments. You’ll be based at the cosine headquarters, contributing to missions on satellites and planetary explorers where performance and reliability are critical for success in orbit.

You will lead thermo-mechanical design, perform thermal and structural analyses, and support the full development cycle from concept to qualification testing, collaborating with international