RF Engineer (Level V) - Top Secret clearance (Littleton)

Reference: 727160BRPosted: 2026-05-05Location: Littleton, ColoradoSalary: $145,200 - $255,990Clearance: TS/SCI w/PolyCompany: Lockheed MartinDescription:Position details:Location: Littleton, COWork Schedule: 9x80Position type: Full-time onsite (this is not a hybrid position)Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, in-vest, inspire, and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We’re creating future-ready solutions, focusing on resiliency and urgency through our 21st Century Security vision. We’re erasing boundaries and forming partnerships across industries and around the world. We’re advancing spacecraft and the work-force to fuel the next generation. And we’re reimagining how space can connect us, ensuring security and prosperity.Join us in shaping a new era in space and find a career that's built for youLockheed Martin Space is seeking an RF Engineer to join our team in Littleton, CO! In this role, you will:- Support the Global Security portfolio of programs by performing payload analysis on world class RF Payloads across various stages in each program’s lifecycle.- Perform system design and architecture to identify optimal payload solutions for new program captures.- Engage in system integration and test to optimize system performance and calibration, and validate requirement verification.- Lead troubleshooting anomaly resolution.- Lead deployment and initial performance assessment for critical government national assets.- Work closely with other RF Engineers, Box and Sub-systems CPEs, leaders, and Subject Matter Experts to ensure a given program within Global Securities is successful. - Partner with customers and program leadership to ensure the success of payload products and milestones. - Perform cascade analysis, verification, trades, modeling, calibration, risk/opportunities, support proposal efforts, and payload post-test analysis.- Demonstrate subject matter expertise on payload hardware and mission execution- Contribute to payload architecture and trade decisions to enable improved payload and mission performanceWhat you will gain in this role:- Deep expertise in payload hardware and the mission- Expand your engineering and analytical proficiency through challenging, real‑world projects- Collaborative experience working side‑by‑side with a high‑performing team of engineers and analysts.- High‑impact engagement with the customer on technical discussions and interchanges- Accelerate your skills to take on engineering growth opportunities- Hands‑on involvement in a cutting‑edge mission area that delivers tangible, real‑world results- Contribute to our armed forces’ ability to execute their duties safely and bring our service members home#NSSGS #SpaceRF#SpaceNSSBasic Qualifications:• Experience with MATLAB or other coding • Experience with RF analysis or RF design• Ability to apply mathematical or physics concepts to problem solvingSecurity Clearance / Work Authorization:• To meet requirements of the program/customer, this position requires the selected employee to be a U.S. Citizen.• Prior to starting employment, selected candidates will be required to possess Top Secret clearance. For this position, applicants must possess a currently Active Top Secret security clearance to be considered.• Selected candidates will be required to obtain, and maintain a TS/SCI w/Poly clearanceDesired Skills:• Active TS/SCI w/Poly clearance• A team player with the demonstrated ability to participate in cross functional teams and communicate and coordinate work as one team with common goals• Excellent communication and interpersonal skills, including a demonstrated ability to interact effectively with management and peers• Experience defining end-to-end performance and functionality of RF payloads and/or subsystems, consistent with mission needs and CONOPS• Experience with the development of specifications and interface definitions for digitally processed RF payloads• Experience with defining external interfaces for antennas, active/passive RF components, receivers/transmitters, and digital processors• Experience with certifying and selling off an RF payload or subsystem to the customer• Proven ability to execute major milestone reviews (e.g. SRR, PDR, CDR, etc.)• Experience with and/or application of AI/ML Data analysis Techniques• Experience using and programming in Python#SpaceNSSSecurity Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.Clearance Level: TS/SCI w/PolyOther Important Information You Should KnowExpression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.Schedule for this Position: 9x80 every other Friday offPay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $145,200 - $255,990. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer.Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.This position is incentive plan eligible.Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration.At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs, and apply for roles that align with your qualifications.Experience Level: Experienced ProfessionalBusiness Unit: SPACERelocation Available: PossibleCareer Area: RF EngineeringType: Full-TimeShift: First