RF Engineer III

Sierra Space Careers:

At Sierra Space, we build the missions and systems that keep our world secure in the domain above Earth.

Sierra Space team members share a spirit of innovation and collaboration and a belief that we can deliver on the boldest missions in space today. Together with our customers, we aim to safeguard our nation, sustain human presence in space, and secure the freedom of operations in low Earth orbit and beyond.

Our success is measured by the trust of those who rely on what we build and deliver, and our technologies keep the United States and its allies mission-ready throughout space.

We are mission-driven, and together, we are an extraordinary team.

About the Role As an RF Engineer III, you will lead RF front-end design efforts across multiple concurrent programs and independently perform complex radio propagation modeling, microwave path analysis, and interference/Cosite analysis.

You will drive RF frequency planning and filter design strategies for integrated platforms, interfacing directly with customers, program management, and cross-functional teams on technical trade studies and design reviews. You will also develop and own substantiation documentation, test plans, and compliance packages for regulatory and military standards, and identify and resolve complex, ambiguous technical problems with minimal oversight.

About You Our mission is driven by an unyielding commitment to advancing space-based technology in service of our customers and safeguarding national security. We seek individuals who are passionate about innovating beyond boundaries and relentlessly pursuing solutions that protect, preserve and empower – to join us in this critical mission.

We’re looking for team members who align with our values, mission and goals – while also meeting the minimum qualifications below. The preferred qualifications are a bonus, not a requirement.

Minimum Qualifications:

Bachelor's degree in RF Engineering or a related engineering discipline and 6+ years of relevant experience. Or, a Master's degree with 4+ years of relevant  understanding of engineering principles and practices, including advanced RF modeling and analysis techniques and tools

Demonstrated track record of progressively increasing responsibility while working in and leading multi-disciplinary design and development teams

Ability to work independently with minimal guidance and to review and guide the work of others

An active Secret U.S. Security Clearance with eligibility to obtain and maintain a Top Secret U.S. Security Clearance

Preferred Qualifications:

Deep knowledge of industry-standard RF principles as applied to design, analysis, and test, with the ability to originate novel approaches

Demonstrated expertise performing RF analysis such as Cosite, E3 integration, link budgets, and antenna patterns, with hands-on proficiency in ANSYS HFSS, ANSYS EMIT, and MATLAB Proven ability to develop and defend substantiation documentation demonstrating compliance with requirements and industry standards, including test plans/reports, analysis documents, and compliance checklists

Extensive hands-on experience with RF test equipment such as vector network analyzers, spectrum analyzers, and signal generators

Demonstrated experience designing and verifying to MIL-STD-464 and executing test procedures per MIL-STD-461

Strong background in the Aerospace and Defense industry, U.S. Department of Defense, and/or U.S. Military Advanced knowledge of industry-standard RF assemblies and component selection, with experience authoring technical specifications

Compensation:

Pay Range:$ - $Your actual base compensation will be determined on a case-by-case basis and may vary based on job-related knowledge and skills, education, experience,…