Senior Ground Software Engineer - Satellite Communications

ReOrbit; Helsinki; On-site; EUR 90,000 - 120,000; Full time

Benefits offered by this job

Lunch vouchers

Occupational health care

Health insurance

Relocation support

Job summary

ReOrbit is seeking a Senior Ground Software Engineer to drive our satellite ground software for UKKO and SILTA. The role focuses on end-to-end development, testing and maintenance of robust software systems supporting space data transfer.

You will shape requirements, document designs, and collaborate across multidisciplinary teams to ensure high-quality deliverables while supporting bid work and technical reviews.

Qualifications

• 10+ years of professional software development experience.
• Proficiency in at least one object-oriented language (e.g., Java, Python, C++).
• Experience across the full software development lifecycle from requirements to maintenance.
• Ability to work effectively in multidisciplinary teams and document clearly.
• Strong attention to detail and software quality throughout the process.

Responsibilities

• Design, develop, test and maintain robust ground software for satellite communications.
• Participate in all stages of the software development process.
• Translate customer requirements into software documentation.
• Deliver technical documents and estimates for proposals and reviews.
• Contribute to defining the Work Breakdown Structure (WBS) and work packages for bids.
• Define test and validation procedures.
• Support reviews at all levels of design, development and testing.
• Communicate effectively and support Assembly, Integration and Test teams.

Skills

10+ years exp

OO language

SDLC experience

Team collaboration

Version control

Documentation

Quality mindset

Tools

Git

Job description

ReOrbit is seeking a Senior Ground Software Engineer to drive our satellite ground software for UKKO and SILTA. The role focuses on end-to-end development, testing and maintenance of robust software systems supporting space data transfer.

You will shape requirements, document designs, and collaborate across multidisciplinary teams to ensure high-quality deliverables while supporting bid work and technical reviews.