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Senior Principal Data Scientist

Pay
$135,000–202,600/yearAnnual period assumed — pay source
Northrop Grumman Total Rewards Primary Level Salary Range: $135,000.00 - $202,600.00 The 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.
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Work setting
Not stated
Employment
Full-time — employment source
Employment type in the employer’s posting: FULL_TIME
From the employer’s posting

Before you apply

Work authorization
US citizens onlyMust have a current, active US Government DoD Secret security clearance or equivalent at the time of application

What you’ll work on

Full posting
  • Develop failure modes, component failure probabilities and system reliability models

  • Estimate manufacturing variability and set statistical process controls with process and quality teams

  • Design, analyze and interpret data from solid rocket motor performance tests

  • Build models and reports tracking aging trends and service life for fielded hardware

  • Develop predictive cost models for products and programs

From the employer’s posting
develop failure modes and effects, develop data supporting estimated variability and probabilities of failure for each component, model and analyze reliability for the entire system
Partner with process and quality to develop estimates of manufacturing variability, capabilities, inspection, and statistical process controls
Design, analyze and interpret data from various performance tests on solid rocket motor systems
Develop models, databases, and provide annual reports monitoring aging trends, service life estimates, and support sustainment activities for fielded hardware
Develop and utilize predictive cost models for products and programs
Education & alternatives
Basic Qualifications: * Bachelor’s degree in Statistics, Data Science, Engineering or other quantitative field (Mathematics, Industrial Math, Reliability Engineering) with 8 years of professional experience – OR – Master’s degree in Statistics, Data Science, Engineering or other quantitative field (Mathematics, Industrial Math, Reliability Engineering) with 6 years of professional experience – OR – PhD with 4 years of professional experience. * Must have a current, active U.S. Government DoD Secret security clearance or equivalent at the time of application. * Knowledge of systems reliability, probabilistic and Bayesian uncertainty quantification statistical methods * Experience with Rstudio, Statistica, or other similar statistics software * Ability to learn how to apply statistics and data science in novel applications * Excellent teamwork skills, collaborating with cross-functional teams in highly interdependent environment * Excellent organization, time management, and communication skills * Entrepreneurial drive to proactively identify opportunities and develop solutions * Desire to work with hardware and support a production environment Preferred Qualifications:
Preferred Qualifications: * Dual-degree, MS degree or other advanced training and certification preferred. * Basic knowledge of solid rocket motor components, functions, and manufacturing processes. Other practical experience with complex systems may be considered Curious about all the exciting developments with the Northrop Grumman Space Sector? Click the link below:
Apply at Northrop Grumman

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Status in our records
Live
First seen by us
Oct 13, 202622 days ago
Recorded sightings
104
Last seen by us
Nov 4, 2026
Reposted
once since Oct 3, 2026

These dates show when we found the posting. Check the employer’s website to confirm it is still accepting applications. We count a repost when the same title and location comes back as a new listing within 60 days of the last one coming down. Some hiring systems expire listings on a schedule, so repost rates vary by system.

How this job compares

Pay

In line with similar jobs

$135K–$203K against $118K–$193K, the middle half of what similar US postings state.

From 3,721 postings in the last year. Stated ranges, not salaries paid.

Time since we first saw it

Day 22

Similar jobs usually come down between day 7 and day 55.

From 10,010 similar postings that came down. Coming down is not always a hire.

Northrop Grumman is hiring

21 open jobs

Open jobs by the week we first saw them, last 12 weeks.

  • Data Scientist hiring is steady
  • Takes jobs down quickly
  • 14% of open jobs were reposted
Hiring record

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Has Northrop Grumman posted this job before?

Yes. We’ve followed one other Senior Principal Data Scientist job there since October 2026. It came down after 10 days.

  1. MagnaCame down after 10 days, first seen Oct 3
  2. This jobUp 22 days so far, first seen Oct 13

About the role

We file this job under Data Scientist, by the work the posting describes.

Data scientists use statistics and models to answer harder questions, such as whether a change worked, what demand will look like next quarter, or which customers are likely to leave.

Postings usually ask for Python or R, SQL, statistics, experiment design and common machine learning methods.

Unlike an ML engineer, a data scientist's main output is often an analysis or a first model, not software running inside a product.

US government figures for data scientists

Median yearly pay, May 2025
$120,230
Expected change, 2025 to 2035
34.6% more jobsagainst 3.5% for all jobs

Source: US Bureau of Labor Statistics, Occupational Employment and Wage Statistics (May 2025) and Employment Projections (2025 to 2035). Occupation code 15-2051.

Job description

View original posting ↗

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time ## Description At 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. Expand your horizons, advance your career, and contribute to a secure future for generations. Northrop Grumman’s Space Sector invites you to bring your pioneering spirit to our collaborative teams. As a Sr. Principal Data Scientist – Level 4 located in Magna, UT you’ll be a linchpin in missions of paramount importance, defining the art of the possible from day one. The Sr. Principal Data Scientist 4 applies reliability, statistics, and data science expertise to solid rocket motor hardware design, production, test, and sustainment. This is a highly versatile technical position, requiring strong primary collaboration with engineering, as well as work in partnership with quality, operations, supply chain, program management, and business management. The successful candidate blends knowledge of probabilistic statistics and uncertainty estimation methods with knowledge of solid rocket motor products and processes. This position will work a 9/80 schedule, with every other Friday off. Job responsibilities include, but are not limited to, the following: * Partner with systems and design engineering to develop failure modes and effects, develop data supporting estimated variability and probabilities of failure for each component, model and analyze reliability for the entire system * Partner with process and quality to develop estimates of manufacturing variability, capabilities, inspection, and statistical process controls * Support manufacturing defect reduction and improvement initiatives * Develop models and maintain data for material properties used in design based on characterization and acceptance testing * Design, analyze and interpret data from various performance tests on solid rocket motor systems * Develop models, databases, and provide annual reports monitoring aging trends, service life estimates, and support sustainment activities for fielded hardware * Develop and utilize predictive cost models for products and programs * Develop technology roadmaps and support development of new tools * Other duties as assigned Basic Qualifications: * Bachelor’s degree in Statistics, Data Science, Engineering or other quantitative field (Mathematics, Industrial Math, Reliability Engineering) with 8 years of professional experience – OR – Master’s degree in Statistics, Data Science, Engineering or other quantitative field (Mathematics, Industrial Math, Reliability Engineering) with 6 years of professional experience – OR – PhD with 4 years of professional experience. * Must have a current, active U.S. Government DoD Secret security clearance or equivalent at the time of application. * Knowledge of systems reliability, probabilistic and Bayesian uncertainty quantification statistical methods * Experience with Rstudio, Statistica, or other similar statistics software * Ability to learn how to apply statistics and data science in novel applications * Excellent teamwork skills, collaborating with cross-functional teams in highly interdependent environment * Excellent organization, time management, and communication skills * Entrepreneurial drive to proactively identify opportunities and develop solutions * Desire to work with hardware and support a production environment Preferred Qualifications: * Dual-degree, MS degree or other advanced training and certification preferred. * Basic knowledge of solid rocket motor components, functions, and manufacturing processes. Other practical experience with complex systems may be considered Curious about all the exciting developments with the Northrop Grumman Space Sector? Click the link below: https://www.northropgrumman.com/space Working at Northrop Grumman is more than just a paycheck. We offer a comprehensive Total Rewards and benefits package designed to help you thrive at work and in life. For more information on our Total Rewards package, please visit our Total Rewards site. Northrop Grumman Total Rewards Primary Level Salary Range: $135,000.00 - $202,600.00 The 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.
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Pay
Northrop Grumman Total Rewards Primary Level Salary Range: $135,000.00 - $202,600.00 The 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.
Location & working pattern

Magna, UT, US

Working pattern and location restrictions need checking in the full posting.

Work authorization
Basic Qualifications: * Bachelor’s degree in Statistics, Data Science, Engineering or other quantitative field (Mathematics, Industrial Math, Reliability Engineering) with 8 years of professional experience – OR – Master’s degree in Statistics, Data Science, Engineering or other quantitative field (Mathematics, Industrial Math, Reliability Engineering) with 6 years of professional experience – OR – PhD with 4 years of professional experience. * Must have a current, active U.S. Government DoD Secret security clearance or equivalent at the time of application. * Knowledge of systems reliability, probabilistic and Bayesian uncertainty quantification statistical methods * Experience with Rstudio, Statistica, or other similar statistics software * Ability to learn how to apply statistics and data science in novel applications * Excellent teamwork skills, collaborating with cross-functional teams in highly interdependent environment * Excellent organization, time management, and communication skills * Entrepreneurial drive to proactively identify opportunities and develop solutions * Desire to work with hardware and support a production environment Preferred Qualifications:
More source context
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.

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