RF Systems Engineer; Principal Engineer

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Job Description

Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the U.S. National Nuclear Security Administration (NNSA). Our MISSION is to help ensure the security of the United States and its allies by providing high-hazard experimentation and incident response capabilities through operations, engineering, education, field, and integration services and by acting as environmental stewards to the Site's Cold War legacy.

Our VISION is to be the user site of choice for large‑scale, high‑hazard, national security experimentation, with premier facilities and capabilities below ground, on the ground, and in the air. (See NNSS.gov for our unique capabilities.) 2,750+ professional, craft, and support employees are called upon to innovate, collaborate, and deliver on some of the more difficult nuclear security challenges facing the world today.

MSTS offers full-time employees highly competitive salaries and benefits packages including medical, dental, and vision; a pension and a 401(k); paid time off and 96 hours of paid holidays; relocation (if located more than 75 miles from work location); tuition assistance and reimbursement; and more.

MSTS is a limited liability company consisting of Honeywell International Inc. (Honeywell), Jacobs Engineering Group Inc. (Jacobs), and HII Nuclear Inc.

The Special Technologies Laboratory (STL) is a diverse, multi‑mission laboratory delivering timely, innovative, high‑impact national security solutions. STL is a key player and leader that provides the Nevada National Security Sites (NNSS), National Nuclear Security Administration (NNSA), and inter‑agencies with capabilities that address national security requirements. NNSS‑STL is seeking outstanding candidates for an RF Systems Engineer position to work at STL located in Santa Barbara, CA.

This position will support STL's core portfolios in Dynamic Experiments, Nonproliferation Research and Development, Cyber Physical Defense, and Strategic Systems and Intelligence in R&D areas spanning sensors, autonomous systems, atmospheric RF propagation, communications, and other areas.

In this role you will support engineering and scientific efforts by selecting and designing antennas for specific applications, designing circuit boards with demanding RF requirements, developing novel circuitry for compact oscillators, delay structures and communications systems, and designing calibration and tuning procedures for antenna characterization and optimization. You will develop link budgets for communications links and help troubleshoot hardware. You will work with a team of engineers, scientists and technicians who cover all phases of technology development from concept to deployment.

Work schedule is flexible and can be negotiated with the manager; employees can work 5‑8, 9‑80 or 4‑10 work‑weeks.

• Develop antenna design, fabrication, tuning, and characterizations
• Develop RF simulation and circuit designs
• Power and link budget analysis for communications systems and radars
• Develop digital signal processing and communications system designs
• Conduct oversight of research, data compilation and data analysis
• Equipment vulnerability assessment & red‑teaming
• Hands‑on operation and test of hardware and firmware
• Lead small teams and mentor junior staff
• Develop or present education or training in applicable discipline
• Write and/or contribute on proposals for funded projects and R&D

• Bachelor's degree in an engineering program accredited by the ABET for Civil, Mechanical or Electrical engineering degrees
• Or a calculus‑based STEM bachelor’s degree in engineering
• Or a Professional Engineer license
• Plus at least 9 years’ relevant experience. Skill building experience must demonstrate deeper…