Engine Assembly Technician (m/f/d)

Mission Brief

As a Mechanical Technician at our rocket engine test site in Kiruna, you will play a vital role in supporting engine development and flight test operations. You will help operate, maintain, and upgrade state-of-the-art test facilities, engines, and related components. Your work will directly contribute to the safe and efficient testing of rocket engines and support our broader space mission.

Your Role in Our Space Mission:

• Perform assembly, maintenance, calibration, and repair of mechanical systems—including test rigs, rocket engines, high-pressure gas systems, and facility infrastructure.

• Support test operations by preparing mechanical systems—including test rigs, rocket engines, high-pressure gas systems, and facility infrastructure.

• Support commissioning, pressure testing, and engine hotfire activities by preparing equipment, following operational procedures, and documenting results.

• Troubleshoot mechanical issues with engines and test facility systems, collaborating with your team and other functions (e.g., engineering, logistics) to resolve problems efficiently.

• Assist with the installation and configuration of test equipment, ensuring correct setup for various test scenarios.

• Follow established operational and safety procedures to ensure all activities are conducted safely and in accordance with company and regulatory requirements.

• Maintain accurate records of maintenance, calibration, test activities, and incidents, as per company policy.

• Participate in regular safety briefings and training to maintain high standards of competence.

• Proactively suggest improvements to processes, tooling, and equipment to enhance safety, reliability, and efficiency.

• Maintain the cleanliness, organization, and readiness of work areas, tools, and equipment.

Qualification Checklist

• At least 3 years of experience in a technical, hands-on mechanical role (preferably in aerospace, energy, or high-pressure systems).

• Practical experience with hazardous systems/environments (e.g., cryogenics, pyrophorics, explosive atmospheres) is highly valued.

• Hands-on experience with high-pressure gas systems: assembly, commissioning, leak checking, and operation.

• Strong mechanical aptitude and proficiency in the use of hand and power tools, measurement instruments, and test equipment.

• Familiarity with maintenance and troubleshooting of complex mechanical and fluid systems.

• Basic proficiency in reading and interpreting technical drawings, schematics, and procedures.

• Safety-conscious mindset and knowledge of relevant safety regulations and compliance standards.

• Effective communication skills and ability to work collaboratively within a multidisciplinary team.

• Good organizational skills and attention to detail.

• Fluent in English, both spoken and written.

Bonus Skills

• Experience in a development test environment, especially with cryogenics and high-pressure gas systems.

• Relevant technical education, certifications, or licenses.

• Experience with CAD software and MS Office suite.

• Ability to work well under pressure and manage multiple priorities.

• Strong problem-solving skills and initiative.

Benefits

• Employee Participation Program: Share in our success through our virtual company share program

• 30 days of vacation: Enjoy the days off to relax and recharge

• Subsidised lunch: Stay energised with delicious, subsidised lunches every day

• Relocation support: Benefit from our relocation bonus with deductible expenses up to an agreed amount, as well as the option for subsidized temporary housing

• Transportation to/from work: Convenient and affordable transportation with company cars available for pick-up and drop-off at designated times

• Wellness allowance: Stay healthy and fit with our yearly 5.000 SEK allowance for wellness activities (e.g Gym, Massages)

• Individual learning allowance: Grow your skills with an individual learning budget granted after the probation period

• Physical and mental well-being: Access via OpenUp the online support from certified psychologists and lifestyle experts at no cost to you and your family

• And Much More! Discover additional perks and benefits when you join our team.

Who we are

We are Isar Aerospace and we are at the forefront of New Space building a modern space business to enable faster, better and cheaper access to space.

Our mission is to help democratise space and use it for good in order to improve life on Earth now and for the future generations.

We are a fast-growing company aiming to provide sustainable and environmentally friendly launch solutions for small and medium-sized satellites and constellations into Low Earth Orbit. The company is privately funded by world-leading technology investors with strong commitment and support and our team is made of driven and talented people with a real passion for space innovation.

We're making rockets in a way that hasn't been done before disrupting a traditional industry. If you are up for the challenge, want to work on cutting-edge projects and be part of a team changing the world for better, come, join us and launch your career!

Want to find out more about us?

Visit www.isaraerospace.com