RF Test Engineer

About Capella Space

Capella Space is a pioneer in Synthetic Aperture Radar (SAR) satellite technology and space-based signal intelligence. We empower government, commercial, and research organizations around the world with high-resolution, timely Earth insights that drive better decisions - across defense and intelligence, disaster response, infrastructure monitoring, environmental protection, energy, and more.

As a U.S.-based company, Capella designs, builds, and operates an advanced constellation of commercial SAR satellites in orbit today. Our satellites are backed by a fully automated tasking, collection, and delivery platform, delivering fast, reliable insights when and where our customers need them most. As a subsidiary of IonQ, a global leader in quantum computing, Capella is charting the future of Earth observation. Together, we're on a mission to bring quantum computing to space - unlocking ultra-secure, encrypted uplink and downlink capabilities, reducing latency, and enabling powerful on-orbit analytics. This visionary integration of advanced remote sensing and quantum technology will support customers with the highest level of data fidelity, security, and speed.

Capella was named one of Fast Company's 10 Most Innovative Companies in Space in 2023 and is a trusted partner of the U.S. Space Force, U.S. Air Force, U.S. Navy, NASA, the National Reconnaissance Office, and allied government agencies worldwide. Built In recognized IonQ on three of its 2025 Best Places to Work lists.

What Makes Capella Unique?

At Capella, we don't just imagine what's possible - we build it. We're a mission-driven team fueled by curiosity, grit, and a shared commitment to redefining the limits of space innovation. Our environment is fast paced, rooted in humble collaboration. Every team member plays a critical role in shaping the future of our technology and our industry. If you're ready to roll up your sleeves and help solve problems that others call impossible-we're the place for you. We believe great ideas can come from anywhere, and we thrive on diverse perspectives that help us move faster, think deeper, and push the boundaries of innovation. Whether you're new to the space industry or a seasoned expert, you'll find a team that values creativity, integrity, and bold thinking. Join us as we build the future of SAR-and take quantum to space.

About the Role & Team

The Spacecraft Manufacturing & Test team is a small-but-growing group that works closely together and collaborates throughout the company. From component production and testing to launch vehicle integration, we work hard to navigate technical and schedule challenges to deliver safe, functional spacecraft. This requires schedule flexibility during challenging times, but we seek to maintain work-life balance in return.

This role is open to a range of engineering backgrounds (software, electrical, physics, etc.) and experience levels. Your ability to learn and desire to solve problems are the most important qualifications.

Role Responsibilities

• Integration and test of RF components and subassemblies
• Verification and troubleshooting of RF subsystems through all phases of spacecraft integration
• Develop and execute test plans and procedures for components and spacecraft systems
• Develop/maintain test scripts within an existing test automation framework
• Analyze test data and provide recommendations for improvements in both test quality and efficiency
• Collaborate with cross-functional teams to troubleshoot and resolve issues
• Conduct environmental testing to ensure performance in various conditions
• Participate in design reviews and provide input on testability
• Maintain test equipment and facilities
• Develop new electrical and mechanical ground support equipment
• Adhere to safety and quality standards

Required Qualifications

• Hands-on experience with RF test equipment such as network analyzers, spectrum analyzers, and arbitrary waveform generators
• Knowledge of RF system architecture and impairments
• Knowledge of antenna properties and transmission line theory
• Hands-on experience working with RF PCB-based circuits
• Familiar with scripting/automation using Python
• Experience and comfort handling and operating spacecraft flight hardware safely
• A methodical approach to testing and problem solving of complex systems
• A track record of safe and effective testing of complex systems
• Ability to work in a fast-paced and dynamic environment
• To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Capella Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Learn more about ITAR here.

Desired Qualifications

• Bachelor's degree in Mechanical, Aerospace, Electrical Engineering or related field
• 3+ years of equivalent experience in test engineering or similar technical field
• Knowledge of spacecraft subsystems and operations
• Experience operating in a contamination- and ESD-sensitive environment
• Experience testing high-power RF electronics

Compensation

We are hiring multiple engineers across varying levels of experience. The annual salary range for this role is $93,064 - $123,309, depending on qualifications, experience, and level of responsibility. The final job level and annual salary will be determined based on the education, qualification, knowledge, skills, ability, and experience of the final candidate(s), specific office location and calibrated against relevant market data and internal team equity. Benefits listed in this posting may vary depending on the nature of your employment with Capella Space.

Benefits/Perks

In addition to an opportunity to take part in an innovative, collaborative and fast-growing business with a highly motivated and skilled team, we also take pride in taking care of our employees. Here are just a few ways that we show our appreciation:

• We provide extensive medical coverage, including strong vision and dental plans, flexible spending accounts, and additional supplemental health options.
• 401K Plan to invest in your long-term retirement goals
• Generous Parental Leave
• Paid Flexible Time Off Policy
• Lifestyle Spending Account
• Commuter & Parking Benefits
• Mental Health Resources
• Monthly Phone Stipend
• Furry friends? We've got you covered with dog-friendly work environment & them with pet insurance options

Equal Opportunity Statement

Capella Space is an equal opportunity employer, committed to creating a diverse and inclusive workplace, and upholding equitable hiring practices.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic under federal, state, or local law, including those with a criminal history, in a manner consistent with the requirements of applicable state and local laws, including the CA Fair Chance Initiative for Hiring Ordinance. We actively encourage members of recognized minorities, women, Veterans, and those with disabilities to apply, and we work to create a welcoming and supportive environment for all applicants throughout the interview process. If you need assistance or require an accommodation during the job application process, please notify recruiting@capellaspace.com

To learn more about us, explore our site: https://www.capellaspace.com/ and follow us on X and LinkedIn to see our SAR imagery!