Senior Satellite Communications Systems Engineer

Energy Jobline ZR; Westminster (CO); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Stock options

Health & retirement benefits

Job summary

CesiumAstro is designing and launching 8 satellites over four years, with a focus on space-to-ground communications for LEO missions. We seek a Senior Communication Systems Engineer to own link design, configuration and operations, coordinating across engineering teams.

The role requires a strong background in spaceborne links, crypto, ground stations and regulatory know-how, plus hands-on testing and rapid iteration to keep mission timelines on track.

Qualifications

• Bachelor’s degree in electrical engineering or related field.
• Minimum 5 years in satellite communications or RF systems.
• Experience designing, verifying, and operating satellite links.
• Strong skills in link budget, modulation, and ground interfaces.
• Hands-on with space-qualified radios and antennas.
• Experience defining CONOPS for nominal and emergency ops.
• Familiarity with ITU/FCC licensing and regulatory compliance.

Responsibilities

• Model, analyze and maintain the satellite link budget and RF links.
• Architect crypto solutions for flight hardware and endpoints.
• Coordinate across multi-discipline engineering teams.
• Define radios usage across mission phases and contingencies.
• Support RF test campaigns and end-to-end link validation.
• Ensure robust, low-SWaP and fail-safe communications.

Skills

Satellite comms

RF systems

Link budget

Ground stations

Crypto systems

CONOPS design

Regulatory compliance

Space-ground links

Education

Bachelor’s degree in electrical engineering

Tools

Ground station equipment

Radios & antennas

Job description

CesiumAstro is designing and launching 8 satellites over four years, with a focus on space-to-ground communications for LEO missions. We seek a Senior Communication Systems Engineer to own link design, configuration and operations, coordinating across engineering teams.

The role requires a strong background in spaceborne links, crypto, ground stations and regulatory know-how, plus hands-on testing and rapid iteration to keep mission timelines on track.