RF Engineer IV (Electrical/Comms) Clearance Required

About the role

The Sr. RF Engineer will be responsible for designing, developing, and testing advanced RF systems and components for space-based applications, including antennas, transmitters, receivers, and RF amplifiers. This role requires specialized expertise in RF engineering, advanced knowledge of electrical and avionics systems architectures, and the ability to troubleshoot and solve complex problems. The Sr. RF Engineer will provide mentorship and guidance to less experienced engineers and collaborate with cross-functional teams to ensure the successful development and integration of RF systems, meeting performance and reliability requirements. In this role, you will design and develop advanced RF systems and components for space-based applications, conducting performance testing and validation of RF systems, including antennas, transmitters, receivers, and RF amplifiers. You will utilize advanced electrical design tools and methodologies to perform complex design tasks and troubleshoot complex problems related to RF systems and components. Collaborating with cross-functional teams, you will ensure project success and seamless integration of RF systems into larger systems. As a Responsible Engineer (RE), you will own discrete technical packages, ensuring successful execution and delivery. You will provide mentorship and guidance to less experienced engineers, fostering a collaborative and learning-focused environment. Additionally, you will prepare and maintain technical documentation and reports to ensure traceability and compliance with industry standards. Staying current with emerging technologies and industry trends in RF engineering, you will apply this knowledge to drive innovation and enhance system performance in ongoing projects. 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.

Requirements

• Requires Bachelor's degree in a related field (or equivalent work experience in lieu of degree or Masters +6 yrs experience).
• Typically 8+ years of related experience.
• Specialized expertise in a particular area (e.g., power systems, control systems, EWIS, C&DH, etc.).
• In-depth knowledge of relevant industry standards.
• Advanced knowledge of electrical and avionics systems architectures and their design.
• Ability to troubleshoot and solve complex problems.
• Ability to provide mentorship and guidance to less experienced engineers.
• Ability to work with minimal supervision on projects involving both small and large engineering teams.
• Understanding of band-specific trade spaces (e.g., S-band, X-band, Ku-band, Ka-band) for RF components.
• Knowledge of requirements management, functional requirements parsing, derivation, and allocation.
• Knowledge of systems integration, technical risk identification and management strategies, and Verification and Validation (V&V) principles.
• Experience performing trade studies to support communication subsystem architecture decisions.
• An active Top Secret with SCI eligibility U.S. Security Clearance is required.
• Experience serving as a Responsible Engineer (RE), driving hardware through its lifecycle, including development, qualification, integration & Test, Verification & Validation, and certification.
• Experience with communications hardware component procurement, including S-band transponders and antennas commonly used in space applications.
• Experience developing RF space communications link budget and coverage analysis.
• Experience handling COMSEC equipment and knowledge of COMSEC requirements.
• Extensive proficiency with RF design and simulation tools such as ADS, HFSS, or CST.
• Significant experience with RF measurement equipment, including network analyzers, spectrum analyzers, and signal generators.
• Deep understanding of RF system performance parameters such as gain, noise figure, and linea

Benefits

Additional Information

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.

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