Senior Mechanical Designer

About Kepler Communications

Kepler Communications is at the forefront of the emerging on-demand space connectivity industry. With 33 satellites already launched, Kepler operates the first commercial optical data relay network, providing continuous real-time space communications and supporting advanced on-orbit computing and hosted payloads. The company's culture is characterized by innovative thinkers and passionate problem-solvers committed to pushing space technology boundaries and fostering a diverse, growth-oriented environment.

Role Overview

We are looking for a Senior Mechanical Designer to lead the architectural and technical aspects of spacecraft mechanical subsystems across several projects. This role involves subsystem architecture, mechanical design, structural and thermal analysis, hardware development, and cross-department collaboration. The successful candidate will tackle complex mechanical engineering challenges while guiding subsystem owners, systems engineering, manufacturing, and technical experts to develop robust, reusable, and manufacturable designs.

Responsibilities

• Define architecture and technical direction for major spacecraft mechanical subsystems across many programs.
• Conduct mechanical design, structural and thermal analyses, and hardware development.
• Collaborate cross-functionally with systems engineers, manufacturing, and technical specialists.
• Balance competing factors including performance, mass, manufacturability, reliability, schedule, and cost.
• Provide mentorship and technical leadership to influence engineering decisions through strong engineering judgment.
• Help establish engineering methodologies and build technical capabilities for spacecraft development.

Requirements

• Advanced expertise in mechanical design and subsystem architecture for spacecraft or similar high-performance applications.
• Proven ability to perform structural and thermal analysis and hardware development.
• Strong systems thinking and ability to balance multiple engineering trade-offs effectively.
• Experience leading technical efforts and mentoring engineers without direct authority.
• Excellent interdisciplinary collaboration skills across engineering, manufacturing, and technical teams.

Compensation and Benefits

• Competitive salary range of CAD 150,662 to CAD 175,662 annually, with total compensation based on various qualifications.
• Equity plan enabling shared ownership in company success.
• Full health, dental, and vision insurance coverage for employees and dependents.
• Unlimited vacation policy, parental leave support, and company holidays.
• Regular company-wide social events and team activities.
• Relocation assistance available for approved positions.
• $1,500 annual budget for professional development.
• Well-equipped Toronto office with snacks, drinks, games, and premium kitchen facilities.
• Inclusive company culture with Great Place to Work® certification for five consecutive years.

Diversity and Accommodation

Kepler Communications is an equal opportunity employer dedicated to fostering a diverse and inclusive workplace. Applicants from all backgrounds—including women, Indigenous peoples, persons with disabilities, visible minorities, and all gender identities and sexual orientations—are encouraged to apply. Accommodation is offered throughout the recruitment process; candidates needing assistance should contact the People & Culture team.

Application Process

All hiring steps involve human recruiters supported by AI tools for candidate evaluation, ensuring fair and thorough assessments.