{"id":2481802,"url":"https://alion.io/job/northrop-grumman-sr-principal-staff-software-systems-engineer-ts-clearance","title":"Sr. Principal / Staff Software Systems Engineer (TS Clearance)","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":526,"ghost_share":0.006,"stale_share":0.705,"repost_share":0.027,"time_to_fill_p50_days":26,"computed_at":"2026-11-06T05:58:05Z"}},"role":"Backend","role_family":"Backend","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":["Manhattan Beach, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":122800,"max":213400,"currency":"USD","period":"year","gross":null,"usd_annual":213400},"salary_estimate":null,"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Windows","optional":false},{"name":"Cameo Systems Modeler","optional":true},{"name":"EVMS","optional":true},{"name":"MBSE","optional":true}],"status":"live","first_seen_at":"2026-10-13T22:58:55Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-11-06T03:08:29Z","board_verified":true,"closed_at":null,"days_open":23,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":23},"description":"RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: Top SecretTRAVEL: NoDescription\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 Defense Systems sector (NGDS) is seeking a Senior Principal Systems Engineer or Staff Systems Engineer to join our growing team of diverse professionals. The candidate will support Agile development of MS Windows and cloud-based solutions as a Responsible Engineer, providing both technical and programmatic leadership and oversight of the engineering analysis, design, implementation and deployment of new capabilities, as part of the Mission Planning and Decision Support Operating Unit (OU). This position is based on-site in either Manhattan Beach, CA, or Melbourne, FL.\nDaily responsibilities include:\nServe as the Responsible Engineer for a defined scope of work across design, implementation, system integration, verification and deployment/delivery phases. Ensure the logical and systematic conversion of customer or product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints\nServe as Technical Point of Contact with commanding knowledge of the requirements, product roadmap, status (technical, schedule, cost), and issues/concerns associated with the work scope. Lead and support technical discussions, planning, oversight and guidance, trade studies, effectiveness analyses\nProvide guidance and support in requirements development, functional analysis, timeline analysis, requirements maturation, interface definition, to translate customer requirements into a software/hardware solution.\nCollaborate across disciplines, product teams, partners, suppliers and program stakeholders to coordinate interfaces, features, data, documentation, scheduling\nServe as Control Account Manager (CAM) with responsibilities for the cost and schedule management of the work scope.\nPlan, execute and close out program reviews and milestones (e.g. SRR, PDR, CDR, TRR, etc.) Prepare for and present at design reviews and technical interchange meetings\nEnsure system technical compliance with the program Statement of Work (SOW), system requirements, and manage scope control of technical team.\nCollect, manage, and report the program metrics and Technical Performance Measures (TPMs)\nManage risk and opportunity and the production of core engineering work products and track the work products and associated program dependencies in the program schedule\nMay include travel to other locations\nBasic Qualifications for Senior Principal Systems Engineer:\n8+ years of experience with a Bachelor's degree in Aeronautical Engineering, Electrical Engineering, Mathematics or Physics from an ABET accredited university OR 6 years experience with a master’s degree in a related discipline\n Active DoD Top Secret clearance, adjudicated within the last 5 year s\nDemonstrated history of strong organization and coordination skills (working with cross-functional teams).\n4+ years of technical leadership experience in an aerospace context\nExperience as a Product Owner or Technical Lead\nStrong understanding of systems engineering principles and processes\nExperience with system engineering design methods, including requirements analysis and flow-down, specification derivation and interface control documentation \nExperience as a Systems Engineer on an Agile software development effort\nDemonstrated problem solving and troubleshooting skills \nExperience with Cloud Technology.\nExperience with writing technical proposals\nAbility to obtain and maintain SAP clearance\nAbility to work on-site in Manhattan Beach (CA) or Melbourne (FL)\nBasic Qualifications for Staff Systems Engineer:\n12+ years of experience with a Bachelor's degree in Aeronautical Engineering, Electrical Engineering, Mathematics or Physics from an ABET accredited university OR 10 years of experience with a master’s degree in a related discipline\n Active DoD Top Secret clearance, adjudicated within the last 5 year s\nDemonstrated history of strong organization and coordination skills (working with cross-functional teams).\n8+ years of technical leadership experience in an aerospace context\nExperience as a Product Owner or Technical Lead\nStrong understanding of systems engineering principles and processes\nExperience with system engineering design methods, including requirements analysis and flow-down, specification derivation and interface control documentation \nExperience as a Systems Engineer on an Agile software development effort\nDemonstrated problem solving and troubleshooting skills \nExperience with Cloud Technology.\nExperience with writing technical proposals\nAbility to obtain and maintain SAP clearance\nAbility to work on-site in Manhattan Beach (CA) or Melbourne (FL)\nPreferred Qualifications:\nActive DoD SAP Clearance\nExperience using or developing military aircraft mission planning systems\nExperience working with external and geographically distributed teams to meet program objectives.\nExperience with project/program management practices, including:Control Account Management (CAM) and Earned Value Management (EVM)\nRisks-Issues-Opportunities (RIO) management\nProject planning, scheduling, staffing, and coordination of technical work\n\nGeneral understanding of networks, interoperability, and “system of systems” concepts\nExperience with MBSE Tools, e.g., Cameo, Rhapsody\nCurrent DoD 8570 IAT Level II certification (such as, Security+)\nPrimary Level Salary Range: $122,800.00 - $213,400.00Secondary Level Salary Range: $152,900.00 - $265,600.00The 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":7862,"description_truncated":false,"requirements":{"experience_years_min":12,"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":"2026-10-13T22:58:55Z"}],"visa":[],"liveness":{"score":44,"band":"fade","label":"Fading","p_open":1,"p_active":0.584,"p_room":0.75,"age_days":23,"expected_fill_days":26,"reasons":["conf:2","stale_co","velocity","win:late","comp:brand"],"computed_at":"2026-11-06T05:58:05Z"},"pay":{"stated_usd_annual":213400,"is_top_pay":true},"html_url":"https://alion.io/job/northrop-grumman-sr-principal-staff-software-systems-engineer-ts-clearance","json_url":"https://alion.io/job/northrop-grumman-sr-principal-staff-software-systems-engineer-ts-clearance.json","meta":{"generated_at":"2026-11-06T07:31:33Z","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":13383,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-07T00:00:00Z"}},"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-sr-principal-staff-software-systems-engineer-ts-clearance"},{"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-sr-principal-staff-software-systems-engineer-ts-clearance"},{"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-sr-principal-staff-software-systems-engineer-ts-clearance"},{"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-sr-principal-staff-software-systems-engineer-ts-clearance\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fnorthrop-grumman-sr-principal-staff-software-systems-engineer-ts-clearance"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":2481802}},{"tool":"search_jobs","arguments":{"company":"northropgrumman.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":2481802},"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"}}