[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Northrop Grumman jobs](https://jobs.opennash.com/companies/northrop-grumman/) · [Search jobs](/search/) Northrop Grumman · United States-Florida-Melbourne # Principal / Sr. Principal Data Scientist – Machine Learning and Predictive Analytics United States-Florida-Melbourne Full-time Senior individual contributor $108,200.00 - $162,400.00 Data & Analytics Listed on Northrop Grumman’s official careers site. Listed as of October 18, 2026. Check that it is still open and apply there. [Apply on Northrop Grumman’s careers site →](https://ngc.wd1.myworkdayjobs.com/Northrop_Grumman_External_Site/job/United-States-Florida-Melbourne/Principal---Sr-Principal-Data-Scientist---Machine-Learning-and-Predictive-Analytics_R10233368) [OpenNash Jobs](https://jobs.opennash.com/) / [Northrop Grumman](https://jobs.opennash.com/companies/northrop-grumman/) / Principal / Sr. Principal Data Scientist – Machine Learning and Predictive Analytics ## Job description ### RELOCATION ASSISTANCE Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% 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. Northrop Grumman is seeking an experienced Principal or Senior Principal Data Scientist to join our team of qualified, diverse individuals in Melbourne, Fl. This position is required full-time, in-office. There is no option for remote or hybrid work arrangements. Accomplish We are seeking a first-principles thinker and skilled data scientist to solve complex data challenges. This is not a role for operating pre-built tools; this is an opportunity to architect and build the core data logic of our systems. You will be responsible for creating custom, high-performance statistics and machine learning tools from the ground up, making meaning of complex data sets. Your work will involve deep data modeling, abstracting reusable patterns, and writing modular, maintainable code that stands the test of time. ### Essential Functions Collaborate closely with software engineers, analysts, and other data scientists to understand data requirements and deliver robust, integrated solutions. Architect and develop custom, maintainable data science solutions from the ground up. Write and maintain tests and documentation for data architecture, workflows, and processes. Champion software engineering best practices within the data domain, including comprehensive unit/integration testing, CI/CD automation (Git, Docker), and robust documentation. Tune and optimize complex algorithms within our on-premise infrastructure. Succeed The individual we seek will be self-motivated, proactive, goal-oriented to help us grow our services, become even better at what we do and will possess the following qualifications. This requisition may be filled at either a Principal Level or a Sr. Principal Level Basic Qualifications for a Principal Data Scientist: Bachelor of Science degree in Data Science, Computer Science, Software Engineering, Applied Mathematics, or related field, with a minimum of 5 years of relevant experience, OR Master of Science degree in relevant fields with 3 years of relevant experience. Deep understanding of Machine Learning and Deep Learning Recent professional experience in software development and/or data engineering. Strong programming skills in Python and SQL. Familiarity with CI/CD pipelines and version control (e.g., Git, Docker, etc.) Your ability to transfer and maintain the final adjudicated government Top Secret clearance, and any program access (es) required for the position within a reasonable period of time, as determined by the company. Active In Scope Top Secret Clearance required to start. ### Basic Qualifications for a Sr Principal Data Scientist Bachelor of Science degree in Data Science, Computer Science, Software Engineering, Applied Mathematics, or related field, with a minimum of 8 years of relevant experience, OR Master of Science degree in relevant fields with 6 years of relevant experience, OR PhD/Doctorate degree in relevant fields with 4 years of relevant experience. Strong programming skills in Python and SQL. ### Preferred Qualifications Master’s degree or higher, in Data Science or related discipline. 7 years of experience in software development. Experience with C/C++. Experience with machine learning pipelines and data science workflows. Familiarity with SQL Alchemy, Numpy, Pandas, SKLearn, PyTorch. Ability to troubleshoot and optimize complex data queries and workflows. Familiarity with big data concepts, machine learning pipelines, and MLOps. Excellent problem-solving skills with the ability to troubleshoot and optimize across the entire data stack. Ability to work in a fast-paced environment. ### Primary Level Salary Range $108,200.00 - $162,400.00 Secondary 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](http://www.northropgrumman.com/EEO). U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions. ## At a glance - Posted by the employer: Not stated - First seen by OpenNash: Jul 10, 2026 - Last checked: Oct 18, 2026 - Listed for: 100 days - Location: United States-Florida-Melbourne - Employment type: Full-time - Pay: $108,200.00 - $162,400.00[Apply on Northrop Grumman’s careers site →](https://ngc.wd1.myworkdayjobs.com/Northrop_Grumman_External_Site/job/United-States-Florida-Melbourne/Principal---Sr-Principal-Data-Scientist---Machine-Learning-and-Predictive-Analytics_R10233368) ## More jobs at Northrop Grumman ### [Principal Data Insight Analyst](https://jobs.opennash.com/companies/northrop-grumman/jobs/85c02c762b18d0b3273e/) United States-Florida-Melbourne ### [Systems Architect Engineer/ Principal Systems Architect Engineer - Data Science](https://jobs.opennash.com/companies/northrop-grumman/jobs/b70cd852764ae3311ece/) United States-Florida-Melbourne ### [Systems Engineer - Technical Data Package Delivery (Principal or Sr. Principal Engineer Level)](https://jobs.opennash.com/companies/northrop-grumman/jobs/25c9c6421e1861c3515e/) United States-Florida-Melbourne ### [2026 Associate Computer Systems Analyst - Linux - Pathways Program - Melbourne FL](https://jobs.opennash.com/companies/northrop-grumman/jobs/557290619e92bce6c4d7/) United States-Florida-Melbourne ### [2026 Associate Industrial Engineer/Industrial Engineer](https://jobs.opennash.com/companies/northrop-grumman/jobs/14be471b9a18af31d791/) United States-Florida-Melbourne ## Similar jobs at other companies ### [Principal, Data Scientist - Applied Machine Learning](https://jobs.opennash.com/companies/walmart/jobs/8af78490b17976e76747/) Walmart · United States ### [Principal Data Scientist](https://jobs.opennash.com/companies/microsoft/jobs/5d1ad8fccef3ac6e0325/) Microsoft · United States, California, Mountain View, Washington, Redmond ### [principal data scientist, Supply Chain Forecasting & Optimization](https://jobs.opennash.com/companies/starbucks/jobs/2b885b979a4d4fbf65f0/) Starbucks · Seattle, Washington, United States ### [Principal Applied Scientist](https://jobs.opennash.com/companies/microsoft/jobs/6887d8f40d7a9e34526e/) Microsoft · United States, Washington, Redmond ### [Principal Scientist - Clinical and Scientist Affairs](https://jobs.opennash.com/companies/estee-lauder/jobs/43565c1b8fd39effa929/) The Estée Lauder Companies · Melville, NY, US, United States OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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