{"id":3137696,"url":"https://alion.io/job/rtx-sr-principal-radar-rf-electrical-subsystems-engineer","title":"Sr. Principal Radar / RF Electrical Subsystems Engineer","company":{"id":1162,"name":"RTX","domain":"rtx.com","url":"https://alion.io/company/raytheon-technologies","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":89,"open_postings":416,"ghost_share":0,"stale_share":0.639,"repost_share":0.031,"time_to_fill_p50_days":8,"computed_at":"2026-10-24T06:02:35Z"}},"role":"Hardware","role_family":"Hardware","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Tucson, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":132400,"max":251600,"currency":"USD","period":"year","gross":null,"usd_annual":251600},"salary_estimate":null,"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Effector","optional":false},{"name":"MBSE","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-05-13T00:00:00Z","employer_posted_date":"2026-05-13","last_verified_at":"2026-10-24T19:36:59Z","board_verified":true,"closed_at":null,"days_open":164,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":164},"description":"Date Posted:\n2026-05-13Country:\nUnited States of AmericaLocation:\nUS-AZ-TUCSON-9022 ~ 9022 S Rita Rd ~ BLDG 9022Position Role Type:\nOnsiteU.S. Citizen, U.S. Person, or Immigration Status Requirements:\nActive and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearanceSecurity Clearance Type:\nDoD Clearance: SecretSecurity Clearance Status:\nActive and existing security clearance required on day 1At Raytheon, the foundation of everything we do is rooted in our values and a higher calling to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world.\nThe Advanced Effector Guidance Systems (AEGS) Department within Raytheon Hardware Engineering provides Electrical Systems Engineering to develop Electronic Systems solutions for products across the Raytheon portfolio. Our core electrical engineering responsibilities include architecture, requirements, integration, and test. Our core electrical engineering technologies include RF/RADAR, Navigation/IMU/GPS, Data Link/Communication, Digital, and Power. We partner with several Electrical Product Team departments that provide the detailed design of our electrical products as well as systems teams.\nThe Advanced Effectors Guidance Systems department is seeking a Sr Principal Radar / RF-focused Electrical Subsystems Engineer with deep experience in RF subsystem design, radar development, and RF seeker integration. This role emphasizes the architecture, modeling, design, and integration of advanced radar-based guidance subsystems and supporting RF front-end and back-end components. You will drive subsystem requirements, conduct performance modeling, and decompose radar and RF functional needs into implementable hardware architectures.\n What You Will Do\nDevelop and architect radar and RF subsystem solutions, including front-end RF chains, antennas, high-speed digitizing paths, and signal-processing-critical interfaces.\n\nPerform modeling, analysis, and simulation of RF and radar subsystem performance, including ultra-wideband (UWB) and high-power-density architectures.\n\nEvaluate hardware designs, subsystems, and components for radar seekers and related RF systems.\n\nGenerate and document subsystem-level requirements, interface definitions, test plans, and verification artifacts.\n\nConduct technical peer reviews and serve as subject matter expert for radar/RF integration topics.\n\nSupport lab testing, field test events, and root-cause failure analysis for radar and RF subsystems.\n\nMentor junior engineers and contribute to technical excellence across the organization.\n\nCollaborate regularly with program leadership, functional management, suppliers, and customers.\n\nMay support multiple programs simultaneously and travel domestically and internationally as required.\n\nBuild and leverage cross-functional networks to solve complex technical challenges.\n\n Qualifications You Must Have\nTypically requires a Bachelor’s degree in Science, Technology, Engineering, Mathematics (STEM) and 10 years of prior relevant experience (advanced degrees substitute per policy).\n\nExperience with electrical hardware development.\n\nExperience in developing RF electrical subsystems, radar hardware, or RF seeker architectures.\n\nExperience in subsystem or systems engineering, requirement development, and validation.\n\nRF Modeling experience in HFSS and/or CST.\n\nExperience with high-power-density RF architectures and thermal/electrical trade-space management.\n\nExperience with high-speed digitizing and high-bandwidth memory systems.\n\n Qualifications We Prefer\nHands-on experience with missile radar or RF seeker subsystems.\n\nBackground in detailed design, troubleshooting, and integration of radar/RF components.\n\nExperience or knowledge of adaptive radar resolution-improvement techniques.\n\nDeep understanding of S-parameters and impedance-matching techniques.\n\nExperience with systems engineering and architecture.\n\nExperience working with missile systems or high-reliability products.\n\nKnowledge of mixed-signal electronics.\n\nFamiliarity with ultra-wide-bandwidth microwave components and design approaches.\n\nAbility to manage cross-functional teams and drive suppliers.\n\nStrong understanding of thermal, electrical, and microwave physics dependencies.\n\nKnowledge of DoD/DoW hardware development processes.\n\nExperience with Model-Based Systems Engineering (MBSE).\n\nWhat We Offer\nOur values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.\nThis position is located in Tucson, AZ and is eligible for relocation assistance.\nAs part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.\nThe salary range for this role is 132,400 USD - 251,600 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.\nPrivacy Policy and Terms:\nClick on this link to read the Policy and Terms","description_format":"text","description_chars":7486,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Flexible schedule","Life insurance","Parental leave","Relocation assistance"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":true,"industries":["Missiles","Air Defense","Defense Manufacturing","Avionics & Flight Control"],"lifecycle":[{"event":"open","at":"2026-10-23T06:53:40Z"}],"visa":[],"liveness":{"score":5,"band":"cold","label":"Long shot","p_open":1,"p_active":0.188,"p_room":0.28,"age_days":164,"expected_fill_days":8,"reasons":["conf:2","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-24T06:02:35Z"},"pay":{"stated_usd_annual":251600,"is_top_pay":true},"html_url":"https://alion.io/job/rtx-sr-principal-radar-rf-electrical-subsystems-engineer","json_url":"https://alion.io/job/rtx-sr-principal-radar-rf-electrical-subsystems-engineer.json","meta":{"generated_at":"2026-10-24T21:06:00Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":30856,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-25T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":1162},"rest":"https://alion.io/mcp/rest/get_company?id=1162"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Frtx-sr-principal-radar-rf-electrical-subsystems-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Frtx-sr-principal-radar-rf-electrical-subsystems-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Frtx-sr-principal-radar-rf-electrical-subsystems-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/rtx-sr-principal-radar-rf-electrical-subsystems-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Frtx-sr-principal-radar-rf-electrical-subsystems-engineer"}]}