{"id":3369867,"url":"https://alion.io/job/northrop-grumman-software-engineerprincipal-software-engineer-2","title":"Software Engineer/Principal Software Engineer","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":"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":["Palmdale, United States","El Segundo, 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":4,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"SQL","optional":false},{"name":".NET","optional":true},{"name":"Airflow","optional":true},{"name":"C#","optional":true},{"name":"CI/CD","optional":true},{"name":"MS SQL","optional":true},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-10-27T00:00:00Z","employer_posted_date":"2026-10-27","last_verified_at":"2026-10-31T07:10:11Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"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 (NGAS) has an opening for aSoftware Engineer or Principal Software Engineer to join our team of qualified, diverse individuals. The position requires on-site support located in Palmdale, CA and can also be filled in El Segundo CA, where technology and teamwork come together. The selected candidate will become part of Northrop Grumman’s Data Science Engineering Team working in a collaborative environment while promoting a positive and proactive teamwork environment.\nSoftware Engineering job duties involve the following:\nDesign and develop data-backed web applications that support manufacturing analysis and digitized operational processes\nBuild user interfaces, APIs, services, and CRUD workflows through which engineering and manufacturing teams can create, validate, retrieve, update, and maintain data and technical context\nImplement application and business logic that guides users through operational workflows and maintains data quality and consistency\nIntegrate web applications with relational databases, enterprise systems, analytical services, equipment or sensor data sources, and other technical interfaces\nApply sound software-engineering practices across architecture, implementation, testing, security, deployment, monitoring, documentation, and sustainment\nBasic Qualifications for: Software Engineer:\nBachelor’s degree with 1 year of technical and/or engineering experience, or a Master’s degree with 0 years of experience \nAbility to work 1st shift \"5am-3:30pm\" or 2nd shift \"4:12pm-2:42am\" and/or any work schedule (times may vary)\nHands-on experience developing software in one or more modern programming languages \nExperience developing a web application that includes a user interface, application or business logic, APIs or services, and a relational database \nExperience implementing data-backed CRUD workflows, validation rules, authorization controls, or comparable business-process functionality\nPractical knowledge of SQL and relational data modeling, including schemas, keys, relationships, and normalization\nExperience integrating an application with databases, external data sources, enterprise systems, or other services\nExperience using version control and applying testing, debugging, documentation, deployment, and release practices to a working software solution\nThis position requires the ability to obtain and maintain a U.S. Government Secret or Top-Secret Clearance as well as Program Special access within a reasonable period, as determined by the company to meet its business needs \nAbility to work for extended periods of time at a workstation on a computer or similar device for up to 10 hours / duration of shift. Occasional extended periods of standing, bending, kneeling\nAbility to travel at least 10%\nBasic Qualifications for: Principal Software Engineer:\nBachelor’s degree with 4 years of technical and/or engineering experience, or a Master’s degree with 3 years of engineering experience, or PhD with 0 years of experience\nAbility to work 1st shift \"5am-3:30pm\" or 2nd shift \"4:12pm-2:42am\" and/or any work schedule (times may vary)\nAdvanced experience designing, developing, testing, deploying, and sustaining production web applications in one or more modern programming languages\nExperience defining application architecture, user-interface and service boundaries, APIs, data models, integration patterns, security controls, and nonfunctional requirements for maintainable solutions\nDemonstrated success delivering greenfield web applications where requirements, platforms, data contracts, or integration endpoints were incomplete or did not exist\nExperience designing data-backed workflows that implement validation, authorization, business rules, and maintainable CRUD operations\nExperience integrating applications with relational databases and multiple external systems, services, or data sources\nExperience establishing technical direction, resolving ambiguous requirements, and coordinating delivery across users and technical stakeholders\nAbility to communicate architecture, security, performance, risks, dependencies, and tradeoffs to technical and management audiences\nThis position requires the ability to obtain and maintain a U.S. Government Secret or Top-Secret Clearance as well as Program Special access within a reasonable period, as determined by the company to meet its business needs \nAbility to work for extended periods of time at a workstation on a computer or similar device for up to 10 hours / duration of shift. Occasional extended periods of standing, bending, kneeling\nAbility to travel at least 10%\nPreferred Qualifications:\nSTEM degree in a related field\nExperience developing data-intensive, workflow, engineering, manufacturing, or operational web applications\nExperience with modern front-end, back-end, or full-stack web-development frameworks; no specific framework is required\nExperience with API design, web services, authentication and authorization, event-driven integration, or distributed application patterns\nExperience selecting or evaluating application technologies based on maintainability, security, deployment constraints, performance, team accessibility, and user needs\nExperience with automated testing, code review, CI/CD, configuration management, monitoring, and production deployment\nExperience integrating applications with manufacturing measurement, equipment, sensor, process, quality, engineering, or enterprise-system data\nExperience with Python, Microsoft SQL Server, Apache Airflow, C#, .NET or comparable technologies\nExperience mentoring developers or reviewing software designs and implementations\nActive U.S. Government Secret or higher security clearance\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":8315,"description_truncated":false,"requirements":{"experience_years_min":4,"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":"2026-10-28T00:32:46Z"}],"visa":[],"liveness":{"score":62,"band":"ok","label":"Likely open","p_open":1,"p_active":0.621,"p_room":1,"age_days":4,"expected_fill_days":25,"reasons":["conf:0","stale_co","velocity","win:early","comp: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-software-engineerprincipal-software-engineer-2","json_url":"https://alion.io/job/northrop-grumman-software-engineerprincipal-software-engineer-2.json","meta":{"generated_at":"2026-10-31T08:47:16Z","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":13169,"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-software-engineerprincipal-software-engineer-2"},{"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-software-engineerprincipal-software-engineer-2"},{"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-software-engineerprincipal-software-engineer-2"},{"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-software-engineerprincipal-software-engineer-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fnorthrop-grumman-software-engineerprincipal-software-engineer-2"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3369867}},{"tool":"search_jobs","arguments":{"company":"northropgrumman.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3369867},"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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