{"id":1921659,"url":"https://alion.io/job/l3harris-technologies-senior-guidance-navigation-and-control-engineer","title":"Senior Guidance Navigation and Control Engineer","company":{"id":177017,"name":"L3Harris Technologies","domain":"l3harris.com","url":"https://alion.io/company/l3harris-technologies","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":{"grade":"A","score":100,"open_postings":28,"ghost_share":0,"stale_share":0,"repost_share":0.107,"time_to_fill_p50_days":19,"computed_at":"2026-10-29T05:49:05Z"}},"role":"Aerospace","role_family":"Aerospace","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Orlando, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":100000,"max_usd":180000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":265},"experience_years_min":10,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Fortran","optional":false},{"name":"Linux","optional":false},{"name":"MATLAB","optional":false},{"name":"Python","optional":false},{"name":"Simulink","optional":false},{"name":"Windows","optional":false}],"status":"live","first_seen_at":"2026-10-05T18:14:41Z","employer_posted_date":"2026-10-05","last_verified_at":"2026-10-29T07:29:58Z","board_verified":true,"closed_at":null,"days_open":23,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":23},"description":"Job Title: Senior Specialist, Systems / Guidance Navigation and Control Engineer\nJob Code: 45556\nJob Location: Orlando, Florida\nJob Schedule: 9/80 work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off\nJob Description:\nL3Harris Technologies is seeking a Senior Guidance Navigation and Control (GNC) Engineer at our Orlando, FL location. The GNC Engineer will use general knowledge of vehicle dynamics, aerodynamics, propulsion, classical/modern flight controls, tactical/strategic missile guidance, and estimation theory to conduct moderate to difficult aerospace engineering tasks and apply defined engineering principles, industry standards, and company processes to support Tactical and Strategic Missile program objectives and requirements.\nEssential Functions:\nPerform Guidance, Navigation, and Control (GNC) design and analyses for tactical and strategic missile systems\nConduct trajectory shaping and tuning of tactical and strategic missile guidance and autopilot parameters to meet stringent customer requirements\nGenerate, modify, and utilize models and simulations of aerospace vehicles using first principles\nImplement algorithms and modify simulations in C/C++ coding environment following strict Software Configuration Management (SCM) processes\nGenerate, modify, and utilize high-fidelity models and simulations of components and subsystems utilizing MATLAB/Simulink for tuning and requirements verification\nAnalyze real-time and post-test telemetry data in support of System level verification and mission activities\nAbility to obtain a US Security Clearance\nQualifications:\nBachelor’s Degree and minimum 6 years of prior relevant Guidance Navigation and Control Engineering experience. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.\nPreferred Additional Skills:\nM.S. in Aerospace or Electrical Engineering, or similar degree\nAnalysis and design experience in control systems for aerospace vehicles\nPrior experience with 6DOF simulations of aerospace vehicles using first principles\nMissile or Launch Vehicle navigation and guidance experience/coursework\nExperience with programming in C, C++ and using MATLAB/Simulink\nAbility to work under Windows and Linux environments\nWorking with Systems Engineering disciplines and related activities (e.g., requirements traceability & verification)\nManaging complex projects\nExceptional written and oral communication skills to include report writing, requirements and documentation, as well as design review presentations\nExperience in design and analysis of multi-loop linear and non-linear flight control systems\nCapability to linearize complex non-linear systems\nExperience in aerodynamic design and analysis of aerospace vehicles, including the application of Computational Fluid Dynamics\nPrior GNC experience in ballistic missiles\nExperience with programming in Fortran\nExperience with programming in Python","description_format":"text","description_chars":2996,"description_truncated":false,"requirements":{"experience_years_min":10,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Government","Military","Science & Engineering"],"lifecycle":[{"event":"open","at":"2026-10-05T18:14:41Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 5","filings_12m":5,"filings_prev_12m":7,"green_card_filings_12m":0,"median_offered_wage_usd":107500,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+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":42,"band":"fade","label":"Fading","p_open":1,"p_active":0.763,"p_room":0.55,"age_days":23,"expected_fill_days":19,"reasons":["conf:3","velocity","win:tail","comp:brand"],"computed_at":"2026-10-29T05:49:05Z"},"pay":null,"html_url":"https://alion.io/job/l3harris-technologies-senior-guidance-navigation-and-control-engineer","json_url":"https://alion.io/job/l3harris-technologies-senior-guidance-navigation-and-control-engineer.json","meta":{"generated_at":"2026-10-29T10:20:07Z","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":15638,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-30T00:00:00Z"}},"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":177017},"rest":"https://alion.io/mcp/rest/get_company?id=177017"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fl3harris-technologies-senior-guidance-navigation-and-control-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%2Fl3harris-technologies-senior-guidance-navigation-and-control-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%2Fl3harris-technologies-senior-guidance-navigation-and-control-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/l3harris-technologies-senior-guidance-navigation-and-control-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fl3harris-technologies-senior-guidance-navigation-and-control-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":1921659}},{"tool":"search_jobs","arguments":{"company":"l3harris.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":1921659},"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"}}