{"id":3342311,"url":"https://alion.io/job/northrop-grumman-systems-engineerprincipal-systems-engineer-aht","title":"Systems Engineer/Principal Systems Engineer (AHT)","company":{"id":12494,"name":"Northrop Grumman","domain":"northropgrumman.com","url":"https://alion.io/company/northropgrumman","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":81,"open_postings":476,"ghost_share":0.002,"stale_share":0.729,"repost_share":0.013,"time_to_fill_p50_days":25,"computed_at":"2026-10-29T05:49:05Z"}},"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":["United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":83400,"max":125200,"currency":"USD","period":"year","gross":null,"usd_annual":125200},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AFSIM","optional":false},{"name":"Agile","optional":false},{"name":"C++","optional":false},{"name":"Jira","optional":false},{"name":"MATLAB","optional":false},{"name":"Python","optional":false},{"name":"Simulink","optional":false},{"name":"Cameo Systems Modeler","optional":true},{"name":"MBSE","optional":true},{"name":"STK","optional":true},{"name":"SysML","optional":true}],"status":"live","first_seen_at":"2026-10-27T15:53:55Z","employer_posted_date":"2026-10-27","last_verified_at":"2026-10-29T19:30:32Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: Top SecretTRAVEL: Yes, 10% of the TimeDescription\nAt Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.Northrop Grumman is seeking a Systems Engineer with a focus on MATLAB/Simulink to join our team supporting NASIC/NSIC and related intelligence missions.\nYou will help develop, modify, and apply physics-based models of mechanical and aerospace systems to support mission-level analysis of current and future military capabilities.\nDomestic travel (up to 10%) may be required, dependent on program needs.\nResponsibilities\nDevelop, modify, and validate TMAP models to represent mechanical, aerospace, and space-related systems in support of intelligence analysis.\nUse MATLAB/Simulink (especially Simulink) to develop and integrate component- and system-level models and to support analysis workflows.\nIntegrate TMAP and MATLAB/Simulink models with broader modeling & simulation environments, including AFSIM and other tools when appropriate.\nCollaborate with a multi-disciplinary team of engineers, analysts, and government/DoD personnel to:Understand system behavior and mission context\nTranslate analysis requirements into model architectures\nQuantify and communicate uncertainty, assumptions, and limitations.\n\nApply coding skills (e.g., Python, C++, or similar languages) to automate workflows, process data, and support model execution.\nContribute to technical documentation and intel-based reports that describe modeling approaches, input assumptions, and analytical findings.\nWork within an Agile development environment, using tools such as Jira to manage tasks and collaborate effectively.\nCommunicate technical information and results clearly to both technical and non-technical audiences.\nThis position may be filled as a level 2 or 3 based on the qualifications below.\nBasic Qualifications\n Systems Engineer (Level 2): Bachelor of Science degree in Computer Science, Software Engineering, or related STEM discipline and 2+ years of relevant experience; or a Master of Science degree in a related STEM discipline and 0 years of relevant experience.\n Systems Engineer (Level 3): Bachelor of Science degree in Computer Science, Software Engineering, or related STEM discipline and 5+ years of relevant experience; or a Master of Science degree in a related STEM discipline and 3+ years of relevant experience.\nU.S. Citizenship with an active TS/SCI security clearance (and ability to maintain it).\nExperience using MATLAB, with strong proficiency in Simulink.\nHands-on coding experience in one or more languages (e.g., Python, C++, MATLAB).\nDemonstrated familiarity with modeling & simulation of mechanical or aerospace systems.\nAbility to work both independently and collaboratively within a technical team.\nStrong written and verbal communication skills.\nPreferred Qualifications\nPrior experience using or modifying TMAP models, especially in an IC or NASIC/NSIC context.\nExperience with AFSIM or other modeling & simulation platforms (e.g., STK, NGTS, ITASE).\nExperience working on Agile development teams, including use of Jira.\nExperience interpreting and working with intel-based data and reports to inform models.\nPrior IC/domain experience (working with NASIC/NSIC or similar organizations).\nExperience documenting complex models and analysis results for technical and non-technical stakeholders.\nFamiliarity with Model-Based Systems Engineering (MBSE) concepts, SysML, or Cameo.\nPrimary Level Salary Range: $83,400.00 - $125,200.00Secondary Level Salary Range: $103,600.00 - $155,400.00The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.","description_format":"text","description_chars":5894,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Annual bonuses","Health insurance","Insurance coverage","Relocation assistance"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":true,"industries":["Aerospace Manufacturing","Satellite Manufacturing","C4ISR","Space Defense"],"lifecycle":[{"event":"open","at":"2026-10-27T15:53:55Z"}],"visa":[],"liveness":{"score":63,"band":"ok","label":"Likely open","p_open":1,"p_active":0.632,"p_room":1,"age_days":1,"expected_fill_days":25,"reasons":["conf:2","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-10-29T05:49:05Z"},"pay":{"stated_usd_annual":125200,"is_top_pay":false},"html_url":"https://alion.io/job/northrop-grumman-systems-engineerprincipal-systems-engineer-aht","json_url":"https://alion.io/job/northrop-grumman-systems-engineerprincipal-systems-engineer-aht.json","meta":{"generated_at":"2026-10-29T20:55:02Z","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":30980,"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":12494},"rest":"https://alion.io/mcp/rest/get_company?id=12494"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fnorthrop-grumman-systems-engineerprincipal-systems-engineer-aht"},{"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%2Fnorthrop-grumman-systems-engineerprincipal-systems-engineer-aht"},{"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%2Fnorthrop-grumman-systems-engineerprincipal-systems-engineer-aht"},{"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/northrop-grumman-systems-engineerprincipal-systems-engineer-aht\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fnorthrop-grumman-systems-engineerprincipal-systems-engineer-aht"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3342311}},{"tool":"search_jobs","arguments":{"company":"northropgrumman.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3342311},"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. 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