1,982,049open jobs
117,017companies
252,136added this week
Browse all
Salary
$108k – $162k per year
Location
Hybrid (Melbourne, United States)
Seniority
Principal · 8+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 24, 2026. First seen by Alion on Jun 22, 2026. Northrop Grumman scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Northrop Grumman is an American defence contractor whose oldest predecessor was founded in 1939, and which took its present form through the 1994 combination of Northrop and Grumman. It builds strategic systems including the B-21 Raider bomber and the Sentinel intercontinental ballistic missile programme, military and civil space systems, radars and electronic warfare equipment, autonomous aircraft, and mission systems and software for the United States armed forces and allied governments. Headquartered in Falls Church, Virginia and listed on the New York Stock Exchange, it earns the large majority of its revenue from the American government and employs close to one hundred thousand people.
RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: Top SecretTRAVEL: 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.

  • 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.

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 - $162,400.00Secondary Level Salary Range: $135,000.00 - $202,600.00The 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. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
1,982,049 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Data Science
Similar stack
Same company
Melbourne
$111k – $180k per year • Remote (United States) • 9+ years exp • Master's Degree • United States
Python
SQL
Databases
Snowflake
Databricks
AI/ML
NLP
Time Series
Machine Learning
DevOps
GCP
Azure
AWS
Analytics
Power BI
Apply
≈ $126k – $251k per year (Estimated) • In office • Full-Time • 7+ years exp • Bachelor's Degree • Paramus
Python
SQL
Python
pySpark
Databases
Databricks
Delta Lake
SAP BW
AI/ML
Copilot
Claude
Spark
MLFlow
Great Expectations
Analytics
Tableau
Power BI
Dimensional Modeling
Apply
$94k – $198k per year • In office • TS/SCI • Full-Time • 12+ years exp • Bachelor's Degree • Fort Meade
Python
AI/ML
NLP
TensorFlow
PyTorch
Machine Learning
Defense
DoDAF
Apply
≈ $116k – $229k per year (Estimated) • In office • 5+ years exp • Jersey City
Python
Java
Python
pySpark
Databases
Snowflake
Databricks
AI/ML
Spark
AI Agents
NLP
LLM
Human-in-the-Loop
DevOps
CI/CD
Apply
Lead Data Engineer 3 days ago
$135k – $163k per year • In office • Full-Time • 8+ years exp • Bachelor's Degree • Boise
Python
SQL
Databases
Microsoft Fabric
DevOps
Azure DevOps
Azure
CI/CD
Git
Analytics
Power BI
ETL/ELT
Azure Data Factory
Dimensional Modeling
Management
Agile
Apply
≈ $20k – $43k per year (Estimated) • In office • 8+ years exp • Bachelor's Degree • Gurgaon
Python
SQL
Scala
Databases
Snowflake
Databricks
Delta Lake
MS SQL
Apache Kafka
AI/ML
Spark
AI Agents
LLM
RAG
Semantic Search
DevOps
Azure DevOps
Azure
CI/CD
Git
Analytics
ETL/ELT
Informatica
SSIS
DataStage
Azure Data Factory
Apply
≈ $6.5k – $14k per year (Estimated) • In office • 2+ years exp • Novosibirsk
Java
Groovy
Java
Gradle
Databases
PostgreSQL
DevOps
Ansible
OpenShift
Istio
CI/CD
Jenkins
Git
Docker
Kubernetes
Bitbucket
Apply
≈ $18k – $45k per year (Estimated) • Remote (EAEU) • Moscow
Python
Java
Bash
Python
FastAPI
Django
Celery
Databases
PostgreSQL
Redis
RabbitMQ
Apache Kafka
DevOps
Helm
Kustomize
VictoriaMetrics
GitLab CI
CI/CD
GitOps
ArgoCD
Docker
Kubernetes
Grafana
Harbor
External Secrets
Linux
TCP/IP
DNS
Apply
Data Engineering Lead 13 days ago
≈ $26k – $57k per year (Estimated) • In office • 6+ years exp • Hyderabad
Python
SQL
Python
pySpark
Databases
Snowflake
Databricks
Delta Lake
AI/ML
Spark
DevOps
Azure
CI/CD
Incident Management
Analytics
ETL/ELT
Azure Data Factory
Apply
Senior AI/ML Engineer 13 days ago
≈ $22k – $46k per year (Estimated) • In office • 10+ years exp • Bachelor's Degree • Bengaluru
Python
SQL
Q#
Q#
Azure Quantum
Databases
Snowflake
Databricks
Apache Kafka
Google BigQuery
AI/ML
MLFlow
Vertex AI
Reinforcement Learning
Prompt Engineering
SciPy
AI Agents
Kubeflow
TensorFlow
NumPy
PyTorch
RAG
Amazon SageMaker
Machine Learning
DevOps
Azure
CI/CD
Cybersecurity
SOC 2
HIPAA
Robotics
Digital Twin
Quantum
Qiskit
Cirq
Apply
$168k – $252k per year • In office • Top Secret • Full-Time • 12+ years exp • Bachelor's Degree • Roy
Apply
$163k – $245k per year • In office • TS/SCI • Full-Time • 12+ years exp • Bachelor's Degree • Linthicum Heights
MATLAB
DevOps
Bitbucket
Management
Confluence
Jira
Defense
Radar Signal Processing
Apply
$168k – $252k per year • In office • Secret • Full-Time • Bachelor's Degree • Roy
Python
Scala
Databases
Snowflake
Databricks
Microsoft Fabric
AI/ML
Hadoop
Spark
Flink
DevOps
CI/CD
AWS
Apply
$135k – $203k per year • In office • Secret • Full-Time • 8+ years exp • Bachelor's Degree • Magna
Chips/EDA
Statistical Process Control
Apply
$142k – $213k per year • In office • Nationals only • Full-Time • 8+ years exp • Bachelor's Degree • Falls Church
Python
SQL
Databases
Databricks
DevOps
Terraform
Platform Engineering
Cybersecurity
Microsoft Entra ID
Apply
≈ $115k – $218k per year (Estimated) • In office • Top Secret • Full-Time • 6+ years exp • Bachelor's Degree • Melbourne
Management
Confluence
Jira
SpaceTech
Cameo Systems Modeler
IBM DOORS
MBSE
Apply
up to $44k per year • In office • Full-Time • Melbourne
Apply
Kids Club Manager 2 days ago
$34k – $36k per year • In office • Part-Time • 1+ year exp • Melbourne
Apply
Operations Manager 2 days ago
$65k per year • In office • Part-Time • 3+ years exp • Melbourne
Apply
Front Desk Agent 2 days ago
$30k – $32k per year • In office • Full-Time • High School Diploma • Melbourne
Apply
See all jobs
This is one of many
1,982,049 more open roles from verified company boards, updated every day.