{"id":3478316,"url":"https://alion.io/job/northrop-grumman-principal-data-engineersr-principal-data-engineer","title":"Principal Data Engineer/Sr. Principal Data 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":498,"ghost_share":0.002,"stale_share":0.697,"repost_share":0.014,"time_to_fill_p50_days":25,"computed_at":"2026-10-30T05:48:23Z"}},"role":"Data Science","role_family":"Data Science","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":114000,"max":171000,"currency":"USD","period":"year","gross":null,"usd_annual":171000},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"SQL","optional":false},{"name":"Airflow","optional":true},{"name":"CI/CD","optional":true},{"name":"Git","optional":true},{"name":"MS SQL","optional":true},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-10-29T19:30:32Z","employer_posted_date":"2026-10-29","last_verified_at":"2026-10-31T02:46:53Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"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 aPrincipal Data Engineer or Sr. Principal Data 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.\nData Engineering job duties involve the following:\nEstablish repositories, data models, and integration patterns for manufacturing data and the technical context required to support digitized processes\nDefine the architecture, processes, and interfaces through which engineering and manufacturing teams provide, validate, relate, and maintain contextual data\nAlign adjacent and independently managed data structures through authoritative sources, shared identifiers, mappings, semantics, relationships, and traceability\nDesign resilient pipelines and data services that integrate manufacturing measurement, equipment, sensor, process, product-location, quality, engineering, and enterprise-system data\nSet technical direction for greenfield manufacturing-data solutions and communicate strategy, alternatives, risks, dependencies, and outcomes to senior leaders and technical stakeholders\nBasic Qualifications for: Principal Data 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 using SQL, programming or automation, and relational data modeling to deliver production data products, applications, or platforms\nExperience defining and owning data architecture, including repositories, schemas, interfaces, integration patterns, metadata, lineage, data quality, and maintainability\nDemonstrated success delivering greenfield data solutions where platforms, standards, requirements, data contracts, or system endpoints were incomplete or did not exist\nExperience designing pipelines and integration approaches for complex data from multiple independently managed sources\nExperience establishing technical direction for ambiguous data problems and driving alignment across technical and operational stakeholders\nAbility to communicate architecture, performance, risks, dependencies, and tradeoffs to senior managers and technical stakeholders\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: Sr. Principal Data Engineer:\nBachelor’s degree with 8 years of engineering experience, or a Master’s degree with 6 years of engineering experience, or PhD with 4 years of engineering 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 using SQL, programming or automation, and relational data modeling to deliver production data products, applications, or platforms\nExperience defining and owning data architecture, including repositories, schemas, interfaces, integration patterns, metadata, lineage, data quality, and maintainability\nDemonstrated success delivering greenfield data solutions where platforms, standards, requirements, data contracts, or system endpoints were incomplete or did not exist\nExperience designing pipelines and integration approaches for complex data from multiple independently managed sources\nExperience establishing technical direction for ambiguous data problems and driving alignment across technical and operational stakeholders\nAbility to communicate architecture, performance, risks, dependencies, and tradeoffs to senior managers and technical stakeholders\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 establishing data architecture across manufacturing measurement, equipment, sensor, process, product, quality, engineering, program, and enterprise-system domains\nExperience aligning independently managed structures through authoritative sources, shared identifiers, mappings, semantic models, relationships, stewardship, and traceability\nExperience designing scalable approaches for high-volume, high-frequency, time-dependent, spatial, or otherwise complex technical data\nExperience developing data services, APIs, or application interfaces that allow domain teams to provide and maintain contextual data\nExperience with Python, Microsoft SQL Server, Apache Airflow, Git-based development, automated testing, CI/CD, monitoring, or production operations. Python and Airflow are preferred because they align with the current team and infrastructure, but comparable programming and orchestration experience is acceptable\nExperience incorporating relevant information from engineering documents, work instructions, or other unstructured technical sources without making document parsing the primary solution focus.\nExperience leading architecture reviews, mentoring technical contributors, and raising data-engineering maturity across an organization\nExperience partnering with enterprise organizations while independently defining and advancing local manufacturing-data needs when enterprise support or platforms are immature\nActive U.S. Government Secret or higher security clearance\nPrimary Level Salary Range: $114,000.00 - $171,000.00Secondary Level Salary Range: $142,200.00 - $213,400.00The 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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