Senior Propulsion Engineer

ReOrbit

. Analyse mission requirements, including propulsion operation modes across all mission phases such as orbit raising and GEO station keeping .

Posted 10/5/2026full-timeHelsinki • FinlandSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Expertise in propulsion engineering and electrical propulsion subsystems, with a strong focus on GEO communication satellite projects. Proficient in analyzing mission requirements, managing design documentation, and collaborating with external vendors.

Highest-signal resume keywords

Propulsion EngineeringElectrical Propulsion SubsystemsGEO Communication Satellite ProjectsData Analysis and Design Documentation ManagementVendor Collaboration

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Mission Requirement AnalysisEPS Trade-Off AnalysisThruster Layout and ConfigurationPropellant Budget AnalysisSubsystem Architecture DefinitionManufacturing and Assembly PlanningIntegration and TestingSubsystem Documentation ProductionManeuver Estimation Tools DevelopmentDesign Change Review and Approval

Soft Skills

Collaborative Team-Oriented ApproachCommunication with External Vendors

Certifications & Qualifications

Security Clearance (as required)

Industry Keywords

GEO Space IndustryMechanical EngineeringMechatronicsSubsystem InterfacesTest Results Analysis

Tech Stack

Tools & technologies

Assembly

About the role

Key responsibilities & impact

Analyse mission requirements, including propulsion operation modes across all mission phases such as orbit raising and GEO station keeping
Conduct EPS trade-off analysis and define subsystem architecture based on mission requirements
Define and evaluate thruster layout and configuration options
Assess thruster pointing mechanism alternatives, including gimbals and arms, and their implementation constraints and interfaces
Specify EPS requirements based on analyses
Analyse propellant budgets and allocation, including GEO propulsion-operation alternatives
Develop tools to estimate maneuvers and fuel allocation
Analyse mechanical, thermal, electrical, and system-level interfaces
Contact vendors and select components
Follow up on purchase specifications and analyse and accept vendor test results
Design, plan, and follow up on manufacturing, assembly, integration, and testing
Produce EPS subsystem documentation covering architecture, analysis, and components
Develop the subsystem assembly, integration, and test plan

Requirements

What you’ll need

Minimum of 10 years' working within propulsion engineering or similar areas such as Mechanical / Mechatronics within the GEO space industry
Knowledge and professional experience of electrical propulsion subsystems
Experience in GEO communication satellite projects, including operations
Ability to analyse data, derive conclusions, and manage design documentation
Ability to review and approve design changes
Comfortable working closely with external vendors and consortium partners
Collaborative team-oriented approach
The Company may require security clearance for certain positions, conducted according to applicable law and company policies

Benefits

Comp & perks

Challenging but rewarding environment
Ambitious and supportive network of people
Lunch vouchers
Events and parties
Occupational health care
Additional health insurance
RunOrbit, climbOrbit, ping pong, and board game activities
Relocation and integration support into Finnish society
Opportunity to work with a unique and diverse team