Propulsion Product Manager

OHB Sweden AB

Please note: Due to the summer holiday period, we will begin reviewing applications in early September. We look forward to receiving your application! As an Mechanical, Thermal & Propulsion (MTP) Systems Engineer, you will play a key role in shaping the next generation of spacecraft propulsion systems at OHB Sweden. Our customers include major space companies, agencies, and commercial operators across Europe and worldwide. OHB Sweden develops propulsion systems for a wide range of scientific, commercial, and Earth-observation missions. Our propulsion solutions enable orbit raising, station keeping, attitude control, collision avoidance, and end-of-life disposal for spacecraft operating in increasingly demanding mission environments. The Propulsion Department is responsible for the complete lifecycle of OHB Sweden's propulsion products, including system design, analysis, testing, qualification, production support, and future technology development. The department plays a central role in enabling mission success and is a key contributor to OHB Sweden's long-term competitiveness in the rapidly evolving space industry. As our propulsion business continues to grow, we are strengthening our engineering organization with a new multidisciplinary technical leadership role. About the Role As an MTP Systems Engineer, you will be the technical owner of complete propulsion subsystems from concept through qualification and production. The role combines systems engineering with deep technical understanding of spacecraft propulsion, thermal control, and mechanical engineering. You will coordinate multidisciplinary development activities and ensure that all engineering disciplines work together to deliver an optimized subsystem. You will lead the technical development of propulsion subsystems while coordinating a team of specialists within propulsion, thermal engineering, mechanical design, and structural analysis. Although these specialists provide the detailed engineering within their respective disciplines, you will be responsible for the overall technical solution and ensuring that all subsystem requirements are met. You will work closely with customers, suppliers, project managers, and internal engineering teams throughout the complete product lifecycle. As an MTP Engineer, you will be responsible for: Technical ownership of spacecraft propulsion subsystems throughout the full development lifecycle. Defining technical solutions together with multidisciplinary engineering teams. Coordinating activities across propulsion, mechanical, thermal, and structural engineering disciplines. Leading technical trade studies and engineering decisions. Ensuring subsystem performance, interfaces, requirements compliance, and technical consistency. Driving system budgets including mass, pressure, thermal, structural, and performance. Coordinating subsystem verification, qualification, and acceptance activities. Supporting customer meetings, technical reviews, and proposal activities. Working closely with project managers to balance technical performance, schedule, cost, and risk. Mentoring engineers and providing technical guidance within the multidisciplinary team. What We're Looking For Master's degree in Aerospace Engineering, Mechanical Engineering, Physics, or a related engineering discipline. At least 7 years of experience developing spacecraft or in-orbit propulsion systems. Solid understanding of spacecraft mechanical design principles. Strong understanding of spacecraft thermal control systems and thermal engineering. Good understanding of spacecraft propulsion systems, including monopropellant hydrazine and bipropellant propulsion. Experience working in multidisciplinary engineering teams. Experience coordinating complex technical developments across several engineering disciplines. Strong systems thinking and excellent problem-solving skills. Excellent communication and stakeholder management skills. Fluency in English. It is considered an advantage if you also have Experience with electric propulsion systems. Experience with propulsion system integration and verification. Experience working with ESA or other institutional space programs. Experience with spacecraft system engineering. Experience supporting customer technical reviews and proposal work. What We Offer A unique opportunity to shape the future of OHB Sweden's propulsion systems. A technically challenging role with significant influence on subsystem architecture and engineering decisions. Involvement across the complete lifecycle of spacecraft propulsion systems. Collaboration with highly skilled specialists across multiple engineering disciplines. A supportive and innovative engineering environment with excellent opportunities for professional development. The MTP Engineer reports to the Head of Propulsion and will work as the technical lead for multidisciplinary propulsion subsystem development. Some travel may be required (typically 2–4 trips annually, primarily within Europe). Join us and help develop the next generation of spacecraft propulsion systems.

OHB Sweden AB

OHB Sweden is a leading provider of satellites and satellite sub-systems for Low-Earth-Orbit, geosta-tionary and interplanetary missions. We develop, build, test and operate space systems for missions within communications, earth observation, space research and exploration. Our activity focus is small satellites as well as on propulsion subsystems and innovative Attitude & Orbit Control Systems (AOCS). We are now looking for a new team member for our Business Development and Sales team, ready to enable our customers’ space ambitions. We are looking for an experienced commercially driven Satel-lite Business Engineer with a strong technical foundation, a creative and solution-oriented mindset, and the ability to understand complex space systems and translate satellite capabilities into clear cus-tomer value and viable technical and commercial solutions. It is a great advantage if you have experi-ence from the space or defence business. As Satellite Business Engineer you will work in our growing and highly dynamic Business Develop-ment & Sales team and play a key role in our business growth. You will interact heavily with our exist-ing and new customer base, where you will need to understand technical mission needs, system-level requirements, and operational constraints, and translate OHB Sweden’s satellite systems and capabil-ities into customer-specific solutions that match operational and business needs. As a Satellite Busi-ness Engineer you will represent the full range of OHB Sweden’s offering to commercial, institutional and defence markets, and lead technical-commercial discussions from early customer dialogue through proposal and contract phases. The tasks of the Satellite Business Engineer include: Marketing and sales activities, including exhibitions and customer meetings • Preparation of sales and marketing plans, including marketing material • Identify new business opportunities and build strong client relationships. • Technical and commercial assessment of customer needs, including translating satellite systems and capabilities into customer-relevant solutions • Negotiate contracts and manage the full sales cycle. • Proposal preparation, including both technical and commercial parts • Cost estimations and pricing strategies We expect you to be able to work independently and in close collaboration with engineering and do-main experts to shape technically sound and commercially competitive customer solutions, and to translate satellite systems and subsystem capabilities into compelling offerings for different customer missions and use cases. Required Qualifications: • University degree in engineering or other relevant technical discipline; a business qualification is an advantage • At least 5 years of experience in space systems or related high-technology fields such as aer-ospace, defence, telecommunications, or advanced technology sectors, with exposure to tech-nically complex products or services. • Strong ability to understand and communicate technical concepts clearly, and to engage credi-bly with both engineering teams and non-technical decision-makers. • Good understanding of satellite systems, mission applications, or subsystem-level technolo-gies, with the ability to contribute to technical assessments, proposal development, and the translation of technical capabilities into customer-oriented solutions. • Ability to work in a dynamic, fast-paced and changing environment • Fluent in English, both spoken and written Located in, or willingness to relocate to the Stockholm area in Sweden Added advantageous qualifications: • Experience in business development or technical sales, including proposal writing, require-ment analysis, and contract negotiations • Experience working with institutional programs such as ESA, EU, or defence-related custom-ers in technically demanding environments • Experience with CRM systems like Salesforce • Experience with satellite missions, payloads, propulsion, AOCS, or other space system do-mains is highly valued • Swedish proficiency both in spoken and written Being a company with around 180 international employees and growing, much of the expertise lies on the employee to handle tasks autonomously, efficiently and work closely with colleagues, suppliers and customers. As you will have a lot of external contacts an outgoing personality is essential. Travel will be required for both customer meetings, conferences and events. If you are highly motivated to participate in the development of future space systems, feel confident that you meet the above requirements and want to find yourself in a dynamic and inspiring work envi-ronment, then we look forward to hearing from you!

Ytsab Defence AB

Role Overview We are seeking a highly skilled and visionary Senior R&D Engineer (Electromagnetic Propulsion) to lead the physical modelling, simulation, and experimental validation of a next-generation, multistage Electromagnetic Launch System. In this role, you will bridge the gap between advanced physics theory and cutting-edge engineering. You will be responsible for defining the mathematical framework of inductance acceleration, optimizing pulsed-power efficiency, managing extreme thermal/mechanical stresses, and building physical prototypes to validate your models. If you thrive on solving highly complex, multi-physics problems and want to shape the future of high- velocity propulsion tech, this is your next challenge. Core Responsibilities 1. Physics Modelling & Electromagnetic Analysis  Develop the fundamental mathematical frameworks and multi-physics models (electromagnetic, thermal, and material physics) to describe inductance acceleration and transient system behaviours.  Investigate complex magnetic Lorentz forces, skin effects, and proximity effects acting on coils under high-frequency, time-varying currents.  Utilize advanced simulation tools to analyse a large parameter space (coil geometry, shape, size, and turn count) to optimize magnetic field production and projectile acceleration. 2. Multistage System Architecture & Optimization  Design and analyse multistage acceleration configurations, defining the optimal number of stages, mutual stage interactions, and microsecond-level activation timing architectures.  Optimize the stored-to-kinetic energy conversion efficiency by minimizing un-utilized magnetic flux, ohmic/resistive losses, and eddy current heating.  Define the boundary conditions, switching requirements, pulse shapes, and power regulation dependencies for the electrical and control subsystems. 3. Component Design & System Integration  Collaborate with external project partners to integrate custom-engineered, high-current pulsed-power coils optimized for mechanical stability and thermal resilience.  Oversee the concept design of specialized payloads to ensure seamless compatibility with the electromagnetic launch environment.  Address system-level integration challenges arising from high-intensity electromagnetic fields on surrounding components. 4. Thermal Management & Power Control  Identify transient heat sources within the accelerator stages and propose highly effective thermal management and cooling solutions.  Optimize the physical routing of the electrical power supply to the coil inductors to handle extreme stress environments. 5. Experimental Validation & Safety  Design, build, and operate an experimental test setup to validate simulation data, testing for acceleration efficiency, discharge pulse dynamics, and heat management.  Conduct comprehensive safety analyses on high-voltage and high-energy electromagnetic components.  Establish strict safety protocols and ensure total compliance with relevant electrical safety standards for pulsed-power operations. Required Technical Skills & Experience:  Education: Master’s or Ph.D. in Physics, Electrical Engineering, or a highly related field with a focus on Electromagnetics.  Simulation Mastery: Extensive experience with multi-physics simulation software (e.g., COMSOL, Altair Flux, or MATLAB/Simulink) focusing on transient electromagnetic fields.  Pulsed Power Expertise: Knowledge of inductance acceleration, magnetic forces, high-current switching, and power electronics.  Thermal & Mechanical Insight: Familiarity with managing thermal dissipation and mechanical stress in high-energy electrical systems.  Hands-on Testing: Experience setting up laboratory diagnostics, high-speed data acquisition systems, and working safely with high-voltage hardware. Preferred Attributes:  Experience in advanced aerospace or defence R&D, specifically in coil gun, or linear induction motor technologies.  Strong collaborative skills for working alongside external manufacturing and project partners.  A meticulous approach to safety protocols and risk analysis. What We Offer  Cutting-Edge Projects: Work on a disruptive, first-of-its-kind electromagnetic technology program.  Collaborative Culture: Join a highly collaborative environment alongside leading industry partners and academic experts.  Competitive Compensation: Attractive salary and continuous professional development paths. Due to the nature of this project, applicants must be eligible to obtain the required national security clearances. Öppen för alla Vi fokuserar på din kompetens, inte dina övriga förutsättningar. Vi är öppna för att anpassa rollen eller arbetsplatsen efter dina behov.