{"id":674958,"url":"https://alion.io/job/northrop-grumman-principal-systems-engineer-sr-principal-systems-engineer-data-analyst","title":"Principal Systems Engineer / Sr. Principal Systems Engineer - Data Analyst","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":515,"ghost_share":0.002,"stale_share":0.779,"repost_share":0.014,"time_to_fill_p50_days":28,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Analytics","role_family":"Analytics","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":["San Diego, United States","United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":93300,"max":174500,"currency":"USD","period":"year","gross":null,"usd_annual":174500},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":true,"has_equity":false,"technologies":[{"name":"ETL/ELT","optional":false},{"name":"Git","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"CI/CD","optional":true},{"name":"Django","optional":true},{"name":"Tableau","optional":true}],"status":"live","first_seen_at":"2026-09-01T00:00:00Z","employer_posted_date":"2026-11-03","last_verified_at":"2026-11-14T00:38:59Z","board_verified":true,"closed_at":null,"days_open":74,"trust":{"level":"ok","repost_count":1,"flags":[],"days_open":74},"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 is seeking Principal / Sr Principal Systems Engineer - Data Analyst as an individual contributor within an engineering analytics and tools development team.\nThe selected candidate will collaborate with data analytics leads and other functions to articulate problem spaces and solutions to data processing and visualization projects.\nPosition can be filled at a level 3 or a level 4.\nJob Responsibilitie s:\nEngage with technical and programmatic teams to understand their questions and problems, and help translate them into clear data and analytical requirements.\n\nArchitect and develop modular, scalable data processing and analytics tools, following established coding and version-control practices.\n\nAssist in designing and implementing end-to-end data solutions, from data ingestion/parsing, to relational data models, though analytics and reporting\n\nAssist in designing and implementing intuitive user interfaces that enable users to enter, review, and interact with data accurately and efficiently.\n\nPerform exploratory data analysis and applied analytics to identify trends, outliers and anomalies in engineering and business data. Synthesize findings into clear, actionable insights for technical and non-technical stakeholders\n\nBasic Qualifications:\nPrincipal Systems Engineer 3 - Bachelor’s degree in a STEM discipline AND 5 years of related professional/military experience in Systems Engineering, Data Analytics, Data Engineering or Data Science, OR a Master’s degree in a STEM discipline AND 3 years of related professional/military experience in Systems Engineering, Data Analytics, Data Engineering or Data Science. OR a PH.D. in a STEM discipline AND 1 years of related professional/military experience in Systems Engineering, Data Analytics, Data Engineering or Data Science.\n\nSenior Principal Systems Engineer 4 - Bachelor’s degree in a STEM discipline AND 8 years of related professional/military experience in Systems Engineering, Data Analytics, Data Engineering or Data Science, OR a Master’s degree in a STEM discipline AND 6 years of related professional/military experience in Systems Engineering, Data Analytics, Data Engineering or Data Science. OR a PH.D. in a STEM discipline AND 4 years of related professional/military experience in Systems Engineering, Data Analytics, Data Engineering or Data Science.\n\nProficient/Advanced Python Skills; comfortable with large, production codebases\n\nExperience with relational database design\n\nProficient SQL Skills; comfortable with complex joins\n\nComfortable working with data pipelines (ETL) that extract, transform, and load data to structured data stores for analytics and reporting\n\nComfortable with version control (Git, branching strategies, code review)\n\nStrong analytics skills - proficient in exploratory data analysis (EDA), summarization, trend detection, and anomaly/outlier identification; ability to frame and answer engineering/business questions with appropriate metrics, statistical methods, and clear narrative.\n\nProficient in data visualization and storytelling. Skilled at designing effective visualizations that communicate insights to both technical and non-technical stakeholders\n\nAbility to obtain a DOD Secret clearance\n\nAbility to obtain and maintain Special Access Program (SAP) clearance.\n\nPreferred Qualifications:\nExperience designing and implementing data pipelines (ETL) to move data from raw sources into structured datasets for analytics and reporting\n\nExperience with Web Development, especially with Django Framework\n\nExperience with modern Business Insight (BI) tools, especially Tableau\n\nExperience working with existing CI/CD pipelines and multiple environments (dev/stage/prod), including using virtual environments for local development\n\nActive DoD Secret or Top Secret Clearance\n\nActive/current SAP clearance (any SAP)\n\nPrimary Level Salary Range: $93,300.00 - $174,500.00Secondary Level Salary Range: $114,000.00 - $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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