{"id":3868520,"url":"https://alion.io/job/northrop-grumman-principal-sr-principal-full-stack-software-engineer-aht","title":"Principal / Sr. Principal Full Stack Software 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":80,"open_postings":501,"ghost_share":0.006,"stale_share":0.764,"repost_share":0.022,"time_to_fill_p50_days":27,"computed_at":"2026-11-10T06:52:35Z"}},"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":["Beavercreek, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":103600,"max":155400,"currency":"USD","period":"year","gross":null,"usd_annual":155400},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":true,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Angular","optional":false},{"name":"JavaScript","optional":false},{"name":"JQuery","optional":false},{"name":"React.js","optional":false},{"name":"TypeScript","optional":false},{"name":"Bitbucket","optional":true},{"name":"Bootstrap","optional":true},{"name":"Docker","optional":true},{"name":"Git","optional":true},{"name":"Java","optional":true},{"name":"Jenkins","optional":true},{"name":"Jira","optional":true},{"name":"Python","optional":true},{"name":"Spring Framework","optional":true}],"status":"live","first_seen_at":"2026-11-06T13:19:48Z","employer_posted_date":"2026-11-06","last_verified_at":"2026-11-11T04:42:19Z","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: 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.At Northrop Grumman Defense Systems, you’ll help build mission-focused software that supports critical national security programs. We’re looking for Software Engineers who enjoy solving complex problems, working with modern technologies, and collaborating with talented engineers in an Agile environment.\nAs part of our team, you’ll contribute across the full software development lifecycle, from planning and design through development, integration, testing, and customer demonstrations. You’ll build web-based solutions and integrate them into a modern, microservice-oriented cloud architecture.\nWhat You’ll Do\nDesign, develop, integrate, and test software throughout the full development lifecycle\nBuild web-based applications using modern front-end and back-end technologies\nDevelop and integrate microservices within a cloud-based architecture\nCollaborate with software designers, engineers, and customers to plan and deliver effective solutions\nWork independently while contributing to an Agile development team\nSolve complex technical challenges through creative and innovative approaches\nDemonstrate progress and capabilities regularly to customers\nHelp the team deliver high-quality software on schedule \nThis requisition may be filled at a higher grade based on qualifications listed below.\nBasic Qualifications:\n Principal Software Engineer (Level 3): Bachelor’s degree in Computer Science or related STEM degree from an accredited institution with 5 years of relevant experience OR a master’s degree with 3 years of relevant experience OR a high school diploma/equivalent with 9 years of relevant experience\n Sr. Principal Software Engineer (Level 4): Bachelor’s degree in Computer Science or related STEM degree from an accredited institution with 8 years of relevant experience OR a master’s degree with 6 years of relevant experience OR a high school diploma/equivalent with 12 years of relevant experience\nExperience with HTML, CSS, JQuery, Java, JavaScript, and TypeScript\nExperience with Relational, Graph, or Document database.\nExperience with frameworks such as React and Angular\nExperience with microservices, swagger and API definitions\nWorking knowledge of the Agile development processes\nExperience with modern IDE tools and testing mechanisms\nMust have an active Top Secret security clearance (U.S. citizenship is a pre-requisite)\nPreferred Qualifications:\nExperience with:Python\nDocker\nElastic\nJQuery\nBootstrap\nJira\nJenkins\n\nStrong interpersonal skills to communicate effectively with small technical teams\nAbility to prioritize and adjust tasks to accomplish project results\nAbility to comprehend and analyze complex problems and develop solutions\nExperience developing microservices using the Spring Framework\nDemonstrated use of Integrated Development Environments (IDEs) and configuration management (Git, Bitbucket)\nExperience working with Jira and Jenkins\nExperience working in Agile software development environment\nPrimary Level Salary Range: $103,600.00 - $155,400.00Secondary Level Salary Range: $129,300.00 - $193,900.00The 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. 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