{"id":3188262,"url":"https://alion.io/job/northrop-grumman-sentinel-staff-software-engineer-19716","title":"Sentinel Staff Software Engineer - 19716","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":414,"ghost_share":0,"stale_share":0.713,"repost_share":0.007,"time_to_fill_p50_days":25,"computed_at":"2026-10-28T05:59:10Z"}},"role":"Backend","role_family":"Backend","seniority":"staff","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Huntsville, United States","United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":169000,"max":253600,"currency":"USD","period":"year","gross":null,"usd_annual":253600},"salary_estimate":null,"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Cameo Systems Modeler","optional":false},{"name":"MBSE","optional":false},{"name":"Python","optional":false},{"name":"Agile","optional":true},{"name":"Bitbucket","optional":true},{"name":"Django","optional":true},{"name":"DO-178C","optional":true},{"name":"Flask","optional":true},{"name":"Jira","optional":true}],"status":"live","first_seen_at":"2026-10-21T00:00:00Z","employer_posted_date":"2026-10-21","last_verified_at":"2026-10-28T12:56:25Z","board_verified":true,"closed_at":null,"days_open":7,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":7},"description":"RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 25% 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 Defense Systems is seeking Staff Software Engineer. This position will be located in Huntsville, AL and will support the Sentinel Program.\nNGDS is seeking an experienced Software Engineer to lead the strategy, design, and implementation of our software automation test architecture. This role will own the vision and execution for a Python-based automation framework leveraging Northrop Grumman tools, including the Software Requirements Checker Tool (SRCT), to enable robust, certifiable test solutions. The Software Engineer will be responsible for the end-to-end technical architecture and all deliverable products for the Software Test team. This includes driving critical technical decisions, defining and evolving the test framework, and ensuring test scripts and infrastructure fully support program certification objectives. You will be the primary technical authority for software test automation on the program, partnering closely with systems engineering, software development, and program leadership to deliver a high-quality, certifiable test solution on schedule. In this role, you will provide strong technical leadership by:\nSetting the technical direction for the Software Test team and ensuring alignment with program goals and schedules\nDefining and guiding software design approaches for the Python framework and SRCT integrations\nEstablishing and enforcing architecture and coding standards to ensure scalability, maintainability, and compliance\nLeading the team to achieve timely certification of requirements, proactively removing technical obstacles and managing risk\nLead and coordinate software test activities across multiple sites, ensuring consistent processes, quality, and communication.\nCollaborate with product and engineering teams to develop robust test methodologies, perform requirements traceability to test cases, and generate clear, complete test documentation.\nDesign, implement, and maintain automated test environments to increase test coverage, efficiency, and repeatability.\nActively mentor team members, sharing expertise, providing feedback, and fostering a culture of continuous learning and improvement.\nPlan and coordinate software test release activities in alignment with broader program schedules, resolving dependencies and risks proactively.\nExercise sound judgment in selecting and executing courses of action to achieve program objectives; work closely with systems engineering, software development, and management to ensure a high-quality, efficient software lifecycle.\nOversee and manage the quality and timeliness of delivered products, identifying potential issues early and driving remediation before they impact customers or milestones.\nServe as the primary technical test representative in reviews with senior management and customer stakeholders, clearly communicating status, risks, and recommendations.\nPosition Benefits\nAs a full-time employee of Northrop Grumman, you are eligible for our robust benefits package including\nMedical, Dental & Vision coverage\n401k\nEducational Assistance\nLife Insurance\nEmployee Assistance Programs & Work/Life Solutions\nPaid Time Off\nHealth & Wellness Resources\nEmployee Discounts\nThis positions standard work schedule is a 9/80. The 9/80 schedule allows employees who work a nine-hour day Monday through Thursday to take every other Friday off.\nBasic Qualifications\nBachelor’s degree 12+ years of relevant experience; 10+ years of relevant experience with a master’s degree; 8+ years of relevant experience with a Ph.D; or 4 additional years in lieu of a degree\nMust be a U.S. citizen with an active U.S. Government DoD Secret security clearance at time of application, current and within scope (< 6 yrs), with an ability to obtain and maintain SAP approval within a reasonable period, as determined by the company to meet its business need.\nMinimum of 1 year of experience leading projects and/or driving team performance to meet schedule commitments.\nMinimum of 2 years of demonstrated experience in embedded and/or application software test planning and test execution.\nStrong proficiency in Python, including hands-on experience developing, debugging, and maintaining software and/or test scripts.\nExperience managing a product team and delivering periodic, process-driven releases for a government customer.\nSolid background in software testing and troubleshooting, including participation in or support of a Software Review Board (SRB) or equivalent governance process.\nExperience developing and reviewing requirements, and ensuring vertical traceability across a program-defined specification/document tree.\nExperience using Cameo (MagicDraw/Cameo Systems Modeler) or equivalent model-based systems engineering (MBSE) tool.\nExperience supporting informal integration as well as formal qualification test efforts.\nExperience developing Basis of Estimate (BOE) artifacts and supporting Integrated Master Schedule (IMS) and Initial/Interim Financial Commitment (IFC) planning activities.\nPreferred Qualifications:\nDemonstrated requirements for leadership experience on medium-to-large, complex programs\nHands-on software automation scripting development and integration experience\nProficiency with Python application frameworks (e.g., Django, Flask, or similar)\nPractical experience working in a SAFe Agile environment (PI planning, ART ceremonies, backlog management)\nWorking knowledge of the Atlassian tool suite, including Jira and Bitbucket, for requirements, configuration, and workflow management\nStrong understanding of DO-178 airworthiness processes and artifact generation, including HLR and LLR development and mapping to Segment/System/Software traceability\nFamiliarity with Real-Time Component Framework (RTCF) concepts and implementation\nExcellent interpersonal and communication skills, with a proven ability to operate effectively in large, multi-disciplinary teams in both leadership and individual contributor roles\nLead and coordinate software test activities across multiple sites, ensuring consistent processes, quality, and communication.\nCollaborate with product and engineering teams to develop robust test methodologies, perform requirements traceability to test cases, and generate clear, complete test documentation.\nDesign, implement, and maintain automated test environments to increase test coverage, efficiency, and repeatability.\nActively mentor team members, sharing expertise, providing feedback, and fostering a culture of continuous learning and improvement.\nPlan and coordinate software test release activities in alignment with broader program schedules, resolving dependencies and risks proactively.\nExercise sound judgment in selecting and executing courses of action to achieve program objectives; work closely with systems engineering, software development, and management to ensure a high-quality, efficient software lifecycle.\nOversee and manage the quality and timeliness of delivered products, identifying potential issues early and driving remediation before they impact customers or milestones.\nServe as the primary technical test representative in reviews with senior management and customer stakeholders, clearly communicating status, risks, and recommendations.\nPrimary Level Salary Range: $169,000.00 - $253,600.00The 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. 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