{"id":3420400,"url":"https://alion.io/job/northrop-grumman-systems-engineer-23-level-modeling-sim-analysis-sw-dev","title":"Systems Engineer (2/3 level) - Modeling Sim & Analysis SW Dev","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":82,"open_postings":512,"ghost_share":0.002,"stale_share":0.689,"repost_share":0.016,"time_to_fill_p50_days":25,"computed_at":"2026-10-31T05:58:55Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Palmdale, United States","Los Angeles, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":91800,"max":137600,"currency":"USD","period":"year","gross":null,"usd_annual":137600},"salary_estimate":null,"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C#","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"Java","optional":false},{"name":"AFSIM","optional":true},{"name":"Git","optional":true},{"name":"GitLab","optional":true}],"status":"live","first_seen_at":"2026-08-27T00:00:00Z","employer_posted_date":"2026-08-27","last_verified_at":"2026-10-31T09:08:41Z","board_verified":true,"closed_at":null,"days_open":65,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":65},"description":"RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: 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 Aeronautics Systems has an opening for a Systems Engineer (2/3 level) - Modeling Sim & Analysis Software Dev to join our team of qualified, diverse individuals within our Systems Engineering organization. This role is located in Palmdale, CA.\n Roles and Responsibilities will include:\nDesign, develop, integrate, and test physics-based, real-time engineering simulations supporting mission-level Operator-In-The-Loop (OITL) environments.\nImplement and maintain software components that model sensor/payload operations and advanced Electronic Warfare (EW) effects, using modern frameworks and object-oriented programming languages (e.g., C#/C++, Java).\nPerform trade studies via computer simulation to compare architectures and recommend software and system design alternatives.\nDevelop, integrate, and refine advanced graphical user interfaces and visualization tools to support operator interaction and mission analysis.\nUtilize software and analytical tools to model system behavior in real-time and constructive simulations, focusing on robust, scalable, and maintainable code.\nConduct software builds and installations, perform smoke tests, and drive automated/continuous integration test approaches to ensure software quality.\nDebug complex software issues, optimize performance, and enhance existing simulation capabilities based on test results and user feedback.\nPeriodically demonstrate integrated software capabilities to sector leadership and key customers and incorporate feedback into the product roadmap.\nCollaborate within Integrated Product Teams (IPTs) to define requirements, design interfaces, and deliver integrated mission-simulation solutions across multiple security environments, programs, and platforms.\nThis role is a required full-time, on-site position at our facility. There is no remote / hybrid / telework available for this position. Travel up to 25% may be required.\nThis role may be filled at an Engineer or Principal Engineer level based on the qualifications outlined below.\nBasic Qualifications:\n Systems Engineer: Bachelor of Science degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline and 2 years of experience, OR a Master of Science degree in a STEM discipline.\n Principal Systems Engineer: Bachelor of Science degree in a STEM discipline and 5 years of experience, OR a Master of Science degree in a STEM discipline and 3 years of experience, OR a PhD in a STEM discipline with 1 year of experience\nMust have experience with engineering skills using C#/C++, JAVA, or other Object-Oriented programming languages.\nExperience in at least one of the following areas:Knowledge of debugging code and software developmental languages\nModeling and Simulation of Radars, Missiles, Integrated Air Defense Systems (IADS), Air and/or Space platforms\nElectronic Attack (EA), Electronic Protection (EP), Electronic Countermeasures\nRed and/or Blue CONOPs and TTPs\n\nMust have an active US Government Secret clearance (with a background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation).\nMust have the ability to obtain and maintain Special Access Program (SAP) clearance within a reasonable amount of time as determined by business needs.\n Preferred Qualifications\nCurrent applicable Special Access Program (SAP) clearance.\nActive DoD Top Secret SCI clearance (with a background investigation within the past 5 years or enrolled into Continuous Evaluation).\nThe ability to develop (C# and JAVA) and integrate prototype and pre-production software to support simulation events.\nThe ability to develop physics-based models and simulations using Object Oriented programming.\nSystems and software integration experience related to Service Oriented Architectures.\nAn ability to work with a team in a rapid prototyping environment.\nExperience with real time 3D visualization / image generation tools such as VRSG.\nExperience with system of systems modeling tools: AFSIM, MACE, or similar tools.\nActive CompTIA Security+ certification.\nOperational military background or experience\nExperience with version control tools (Tortoise Git, Atlassian Suite, Gitlab, etc.).\nStrong communication, interpersonal and leadership skills to include project/analysis lead experience.\nPrimary Level Salary Range: $91,800.00 - $137,600.00Secondary Level Salary Range: $114,000.00 - $171,000.00The 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":6877,"description_truncated":false,"requirements":{"experience_years_min":6,"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":"2026-10-28T20:48:15Z"}],"visa":[],"liveness":{"score":12,"band":"cold","label":"Long shot","p_open":1,"p_active":0.428,"p_room":0.28,"age_days":65,"expected_fill_days":25,"reasons":["conf:0","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-31T05:58:55Z"},"pay":{"stated_usd_annual":137600,"is_top_pay":false},"html_url":"https://alion.io/job/northrop-grumman-systems-engineer-23-level-modeling-sim-analysis-sw-dev","json_url":"https://alion.io/job/northrop-grumman-systems-engineer-23-level-modeling-sim-analysis-sw-dev.json","meta":{"generated_at":"2026-10-31T10:08:37Z","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":15437,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-01T00:00:00Z"}},"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-engineer-23-level-modeling-sim-analysis-sw-dev"},{"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-engineer-23-level-modeling-sim-analysis-sw-dev"},{"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-engineer-23-level-modeling-sim-analysis-sw-dev"},{"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-engineer-23-level-modeling-sim-analysis-sw-dev\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fnorthrop-grumman-systems-engineer-23-level-modeling-sim-analysis-sw-dev"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3420400}},{"tool":"search_jobs","arguments":{"company":"northropgrumman.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3420400},"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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