{"id":4185848,"url":"https://alion.io/job/rtx-principal-systems-engineer-onsite-10","title":"Principal Systems Engineer (ONSITE)","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":"B","score":82,"open_postings":590,"ghost_share":0.007,"stale_share":0.69,"repost_share":0.037,"time_to_fill_p50_days":29,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","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":["Marlborough, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":107500,"max":204500,"currency":"USD","period":"year","gross":null,"usd_annual":204500},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":true,"has_equity":false,"technologies":[{"name":"Cameo Systems Modeler","optional":false},{"name":"IBM DOORS","optional":false},{"name":"Microsoft Office","optional":false}],"status":"live","first_seen_at":"2026-11-12T18:14:59Z","employer_posted_date":"2026-11-12","last_verified_at":"2026-11-12T18:14:59Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Date Posted:\n2026-11-12\n\nCountry:\nUnited States of America\n\nLocation:\nUS-MA-MARLBOROUGH-MA3 ~ 1001 Boston Post Rd ~ BLDG 3\n\nPosition Role Type:\nOnsite\n\nU.S. Citizen, U.S. Person, or Immigration Status Requirements:\nThe ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance\n\nSecurity Clearance Type:\nDoD Clearance: Secret\n\nSecurity Clearance Status:\nActive and existing security clearance required after day 1Raytheon Company, Managed by Collins Aerospace\nCollins Aerospace, an RTX company, is seeking an experienced Principal Systems Engineer to join the Multi-Domain Solutions Systems Engineering Team supporting the Air Traffic Navigation, Integration, and Coordination System (ATNAVICS) program.\nThe selected candidate will play a key role across multiple ATNAVICS contracts, including sustainment efforts for the U.S. military and production activities for an international customer. This role offers a unique opportunity to support the development, integration, and sustainment of mission-critical aviation navigation systems serving both domestic and international needs.\nThe ideal candidate is comfortable leading front- and back-end systems engineering activities, including verification planning, test development, procedure writing, test execution, documentation, and systems integration. This position requires someone who can take initiative, lead technical activities, mentor others, and work hands-on in both lab and field environments.\nWhat You Will Do\nLead systems engineering tasks, including task planning, estimation, product ownership, metric collection, and cost account management\nDefine, develop, and manage system requirements, interface definitions, and verification/validation artifacts\nSupport operations concept development and procedure planning in collaboration with cross-functional teams\nDevelop and execute test plans, integration procedures, verification documentation, and test activities\nAddress customer issues by developing system- and product-level requirements to ensure compliant solutions\nPerform sustainment activities for legacy radar systems, including troubleshooting, documentation, and testing\nCommunicate effectively with team members and the Integrated Product Team Leader (IPTL)\nCollaborate with multidisciplinary engineering teams to ensure system functionality and integration\nTravel up to 25% to support mission execution at RTX facilities, test ranges, vendor sites, and customer locations\nMentor junior engineers in systems engineering practices\nQualifications You Must Have\nExperience in systems integration and qualification activities, including requirements analysis, procedure and test development, test execution, and results evaluation\nExperience with digital engineering tools such as DOORS, Cameo, and Microsoft Office Suite\nExperience developing technical documentation and managing small projects\nExperience working with radio, radar, or secondary radar systems\nTypically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience\nQualifications We Prefer\nExperience leading or managing technical projects\nExperience supporting proposals or developing Bases of Estimate\nExperience with primary and secondary radar systems\nActive U.S. SECRET Security Clearance\nStrong analytical, communication, and problem-solving abilities\nAbility to perform effectively in a fast-paced environment with time-critical requirements\nWhat We Offer\nMedical, dental, and vision insurance\nThree weeks of vacation for newly hired employees\nGenerous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option\nTuition reimbursement program\nStudent Loan Repayment Program\nLife insurance and disability coverage\nOptional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection\nBirth, adoption, parental leave benefits\nCarrot Health to hormonal health, fertility, and family planning\nAdoption Assistance\nAutism Benefit\nEmployee Assistance Plan, including up to 10 free counseling sessions\nHealthy You Incentives, wellness rewards program\nDoctor on Demand, virtual doctor visits\nBright Horizons, child and elder care services\nTeladoc Medical Experts, second opinion program\nThis position is eligible for relocation assistance\nAnd more!\nLearn More & Apply Now!\nDo you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions - whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today.\n*Please ensure the role type (defined below) is appropriate for your needs before applying to this role.\nONSITE: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.\nAt Collins, the paths we pave together lead to limitless possibility. And the bonds we form - with our customers and with each other -- propel us all higher, again and again.\nApply now and be part of the team that’s redefining aerospace, every day.\nEmployee Referral Eligible\n#MISENG\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 107,500 USD - 204,500 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":8383,"description_truncated":false,"requirements":{"experience_years_min":8,"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","Vision insurance"],"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":"2026-11-12T18:14:59Z"}],"visa":[{"country":"US","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"H-1B filings in 12 months: 10 · green card filings: 1","filings_12m":10,"filings_prev_12m":9,"green_card_filings_12m":1,"median_offered_wage_usd":133864,"route":null,"cap_exempt":false,"checked_at":"2026-11-12T07:36:15+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":0}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":29,"reasons":["conf:1","win:early","comp:brand"],"computed_at":"2026-11-12T19:21:34Z"},"pay":{"stated_usd_annual":204500,"is_top_pay":true},"html_url":"https://alion.io/job/rtx-principal-systems-engineer-onsite-10","json_url":"https://alion.io/job/rtx-principal-systems-engineer-onsite-10.json","meta":{"generated_at":"2026-11-12T19:21:34Z","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":40782,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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-principal-systems-engineer-onsite-10"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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-principal-systems-engineer-onsite-10"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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-principal-systems-engineer-onsite-10"},{"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-principal-systems-engineer-onsite-10\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Frtx-principal-systems-engineer-onsite-10"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4185848}},{"tool":"search_jobs","arguments":{"company":"rtx.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4185848},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}