Senior Propulsion Engineer

Ultra Group AB; Stockholms kommun; Hybrid; SEK 1,100,000 - 1,500,000; Full time

Benefits offered by this job

Competitive salaries

25 days of paid vacation

Wellness allowance (up to 5,000 SEK annually)

Healthcare with instant access to care

Job summary

A prominent consulting company is seeking a Senior Propulsion Engineer in Stockholm. This role involves working on in-orbit propulsion systems and electric propulsion development. Candidates should have significant experience with Hall Effect Thrusters and strong backgrounds in European or US space sectors. The company offers a supportive environment focused on innovation and collaboration, along with competitive salaries and wellness benefits.

Qualifications

• Senior-level experience in in-orbit propulsion is required.
• Strong background in electric propulsion is a must.
• Previous employment with established European or US space organizations is essential.

Responsibilities

• Lead roles in in-orbit propulsion system engineering.
• Develop electric propulsion systems as a key priority.
• Support testing and verification processes.
• Analysis, testing, and verification
• Procurement and supplier interaction
• Technical support for sales and proposals
• Mentoring junior engineers

Skills

In-orbit propulsion

Electric propulsion

Hall Effect Thrusters (HET)

Mentoring junior engineers

Analytical focus

Hands-on testing

Job description

We Want YOU

as a Senior Propulsion Engineer

Are you passionate about shaping the future of space systems? We are looking for a Senior Propulsion Engineer with experience in electric propulsion development to join our team in Stockholm. You will be part of an environment where technology, creativity, and collaboration come together.

About the Role

Role Overview

The Senior Propulsion Engineer will serve as a high-level technical contributor within the propulsion function, positioned just below Project Manager level. The role is expected to evolve toward technical leadership (e.g., Technical Lead, Subsystem Architect, Technical Responsible). However, new hires will not be placed into formal leadership roles from day one.

Typical Responsibilities

Depending on team placement and individual preference, responsibilities may include:

• In-orbit propulsion system engineering
• Electric propulsion development (key priority)
• Hall Effect Thruster (HET) development
• Analysis, testing, and verification
• Procurement and supplier interaction
• Technical support for sales and proposals
• Mentoring junior engineers

Celsus Engineering fosters a strong culture of aligning engineers’ tasks with their strengths (e.g., hands‑on testing versus analytical focus).

Essential Requirements

Must‑have qualifications:

• Senior‑level experience in in‑orbit propulsion
• Strong background in electric propulsion
• Previous employment within established European or US space organizations

Relevant background examples include experience at:

• Airbus
• Thales
• Northrop Grumman
• Safran
• Or equivalent organizations

Desirable Attributes

• Broad propulsion lifecycle experience (development through testing)
• Ability to operate at subsystem/system engineering level
• Comfortable working in a growing and evolving organization
• Collaborative mindset with mentoring capability
• Direct experience with Hall Effect Thrusters (HET)

Location & Working Model

• Primary location: Kista, Sweden
• On‑site expectation: Ideally 5 days per week
• Up to 1 remote day per week acceptable
• Additional flexibility possible if well justified
• Working hours: 40 hours per week

This is a fantastic opportunity to work with next‑generation space systems in an environment that encourages innovation, collaboration, and growth.

Location: Stockholm, Sweden (Hybrid)

Apply today and join Ultra Group AB!

About Us

Ultra Group AB is a collective of consulting companies collaborating with clients across Aerospace, Defence, Marine, Automotive, Industrial, IT, Cybersecurity, Functional Safety, and AR/VR sectors.

We do not just offer a wide range of assignments — we build strong connections between our clients and our employees, always with your satisfaction at the core.

Founded by consultants themselves, Ultra Group is built on a foundation where people always come first.

Visit our website for more information: https://ultragroup.se/about-us/

Ultra Group Offers

• Competitive salaries
• 25 days of paid vacation
• Wellness allowance (up to 5,000 SEK annually, including massage and other wellness benefits)
• Healthcare through our partnership with one of Sweden’s leading providers — instant access to care without long waiting times or referrals