About this role
Job Title: Spacecraft Electrical Systems Engineer
Location: Toronto/Vaughan ON Canada
Employment Type: Full-Time
Work Arrangement: Hybrid (Primarily On-Site)
Position Overview:
SFL Mission Inc. is seeking a Spacecraft Electrical Systems Engineer to support the design, configuration, manufacturing, integration, and testing of spacecraft electrical power systems.
This is a highly hands-on engineering role where you will work across electrical hardware, system integration, manufacturing support, and automated testing. The successful candidate will play a key role in developing spacecraft electrical subsystems, executing test campaigns, troubleshooting complex electronics, and supporting the delivery of flight-ready hardware.
Key Responsibilities:
Electrical System Design & Configuration
· Work with Systems Engineers to capture and interpret spacecraft and subsystem requirements.
· Configure spacecraft electrical power systems to meet mission-specific requirements.
· Support the development and maintenance of electrical schematics and system documentation.
· Manage PCB assemblies and Bills of Materials (BOMs) while maintaining configuration control and traceability.
Manufacturing & Integration
· Collaborate with internal technicians and external manufacturing partners to build and integrate electrical subsystems.
· Support subsystem manufacturing activities and resolve technical issues during production.
· Become the subject matter expert for spacecraft electrical power system configuration, manufacturing, and troubleshooting.
Testing & Validation
· Define test requirements in collaboration with Electrical, Systems, and Manufacturing Engineering teams.
· Plan, develop, and execute test campaigns for avionics hardware, including:
o Analog and digital circuits
o Microcontroller-based systems
o Computing modules
o Power electronics
· Develop automated test scripts and validation workflows to improve efficiency and coverage.
· Maintain and calibrate test equipment as required.
Troubleshooting & Root Cause Analysis
· Diagnose and resolve complex hardware issues during integration and system bring-up.
· Conduct detailed failure investigations and root-cause analysis.
· Recommend corrective actions and design improvements to enhance system performance and reliability.
QualificationsRequired
· Bachelor's Degree in Electrical Engineering, Computer Engineering, or a related discipline.
· 3–5 years of experience in electronics development, hardware testing, or system integration.
· Strong understanding of:
o Analog circuit design
o Digital electronics
o Microcontroller-based systems
o Power electronics
· Experience developing, executing, and automating hardware test procedures.
· Proficiency with electronic test equipment including:
o Oscilloscopes
o Multimeters
o Power supplies
o Electronic loads
· Experience with Altium Designer or similar PCB design software.
· Scripting language experience for test automation or engineering applications, Python experience is a strong asset
· Strong troubleshooting, analytical, and root-cause investigation skills.
· Excellent communication, documentation, and cross-functional collaboration abilities.
· Ability to work independently in a fast-paced engineering environment.
Preferred
· Aerospace, satellite, or space hardware development experience.
· Familiarity with automated test frameworks and Hardware-in-the-Loop (HIL) testing.
· Exposure to environmental testing, including thermal, vibration, and EMI/EMC testing.
Compensation & Benefits
· Salary: $90-110K per year, commensurate with experience
· RRSP Matching: Employee contributes up to 5% of annual salary, with the company matching at 2:1 (company contributes up to 10%)
· Vacation: 4 weeks of paid vacation, plus 1 week of paid company shutdown during the Christmas holidays
· Benefits: 100% employer-paid extended health, dental, and vision coverage
About SFL Missions Inc.
SFL Missions Inc. is a world-leading developer of small satellite missions, providing innovative, high-performance spacecraft solutions for commercial, government, and academic customers around the globe. Since its founding in 1998, SFL has built a reputation for delivering reliable, cost-effective satellites that have collectively logged hundreds of years in orbit while supporting Earth observation, communications, environmental monitoring, scientific research, defense, and technology demonstration missions.
Headquartered in Toronto, Canada, SFL has successfully developed and launched more than 100 spacecraft for clients across six continents. The company is recognized for pushing the boundaries of small satellite technology, enabling organizations to achieve ambitious space missions with speed, innovation, and exceptional engineering excellence.
At SFL, engineers work on the complete lifecycle of spacecraft development—from concept and design through integration, testing, launch, and on-orbit operations. The collaborative, multidisciplinary environment provides the opportunity to solve complex engineering challenges while contributing directly to missions that have a global impact.
As part of the growing commercial space industry, SFL continues to invest in next-generation satellite technologies and innovative mission architectures. Joining SFL means becoming part of a highly respected team where your expertise will influence real spacecraft, real missions, and the future of space exploration.
Why Join SFL?
• Work on spacecraft and satellite missions that are launched into orbit and operated by customers worldwide.
• Collaborate with some of Canada's leading aerospace and satellite engineers in a highly technical, innovation-driven environment.
• Contribute across the entire spacecraft lifecycle—from concept development to launch and mission operations.
• Solve technically challenging problems using cutting-edge technologies.
• Be part of a company with an international reputation for innovation, engineering excellence, and mission success.
• Enjoy opportunities for professional growth while helping shape the future of commercial and government space missions.
APPLY directly @ https://careers.expressjobs.ca/SFL/spacecraft-electrical-systems-engineer
Compliance & Equity Statement
This posting reflects a current employment opportunity. Only candidates selected for an interview will be contacted.
We are committed to building a diverse and inclusive workplace and encourage applications from all qualified individuals. Employment decisions are made without regard to race, colour, religion, sex, gender identity or expression, sexual orientation, age, disability, marital status, family status, or any other protected ground under applicable provincial and federal human rights legislation.
In accordance with the Accessibility for Ontarians with Disabilities Act, accommodations are available upon request for candidates participating in all stages of the recruitment and selection process. Applicants requiring accommodation are encouraged to notify the recruiter so appropriate arrangements can be made.
The salary range listed in this posting represents the expected compensation for this position based on market conditions and internal considerations. Final compensation will be determined based on the selected candidate’s experience, qualifications, and alignment with the role requirements.
The recruitment process may include interviews, reference checks, and verification of relevant qualifications or experience. All personal information collected during the recruitment process will be handled in accordance with applicable privacy and employment legislation.
Any tools used in the recruitment process are applied in a fair and non-discriminatory manner.
Candidates must be legally authorized to work in Canada.