1,610,666open jobs
96,508companies
246,316added this week
Browse all
Salary
$138k – $207k per year
Location
In office (San Diego)
Seniority
Principal · 5+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 14, 2026. First seen by Alion on Sep 29, 2026. Northrop Grumman scores A 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: No relocation assistance availableCLEARANCE REQUIRED FOR START: NoCLEARANCE TYPE: SecretTRAVEL: 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.

Description

At Northrop Grumman, we 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.

Northrop Grumman is seeking a Principal AI Software Engineer to support the development, integration, and deployment of advanced AI-enabled software solutions to support our Systems Engineering Integration & Test (SEIT) department. As a member of the SEIT department you’ll work in a fast-paced team environment alongside physicists, design engineers, and superconducting foundry engineers to make our technologies a reality. This position will serve on-site at Spectrum Center, San Diego.

Responsibilities:

· Design, develop, integrate, and sustain AI-enabled software products and supporting systems across cloud and local/on-premises environments.

· Translate mission, customer, and business needs into secure, scalable, and maintainable technical solutions.

· Identify system, workflow, or architecture gaps and independently develop improvements that increase performance, reliability, security, or efficiency.

· Secure and harden full-stack solutions, including infrastructure, platforms, applications, data flows, and development pipelines.

· Evaluate, adapt, and securely leverage open-source technologies to accelerate delivery while maintaining engineering rigor and security standards.

· Experience developing or integrating AI/ML-enabled applications into operational or production environments.

· Experience securing end-to-end systems spanning infrastructure, applications, data, interfaces, and deployment pipelines.

· Working knowledge across adjacent domains such as cyber security, networking, DevOps, systems engineering, or platform engineering.

· Experience evaluating and incorporating open-source frameworks, models, or tooling in a secure and supportable manner.

· Familiarity with modern software delivery practices including CI/CD, containerization, automation, and infrastructure/platform operations.

· Demonstrated ability to influence technical direction, present to senior leadership, and work effectively across organizations.

· Experience mentoring engineers and supporting team technical development.

· Track record of delivering measurable business or mission value through cost savings, productivity improvements, force multiplication, or new capability delivery.

· Work across software, cyber, networking, DevOps, and systems engineering disciplines to implement end-to-end solutions.

· Perform technical trade studies, solution analysis, and architectural assessments to support sound engineering decisions.

· Communicate technical approaches, risks, status, and results to leadership, stakeholders, and cross-organizational teams.

· Incorporate emerging research, tools, and engineering practices into practical solutions where they provide measurable value.

· Mentor other engineers, contribute to technical growth across the team, and help drive execution toward program and business objectives.

Basic Qualifications for Principal AI Software Engineer:

  • Bachelor’s degree in Computer Science, Software Engineering or related STEM discipline with 5 years of relevant experience; or 3 years with a Master’s degree; or 1 year with a PhD.
  • Current DoD 8570 IAT Level II Certification (Security+) or higher.
  • Candidate must be a US Citizen.
  • Experience translating technical concepts and program information to others.
  • Clearance: A current/active DoD Secret clearance.
  • Experience developing or deploying AI/ML-enabled applications for practical or operational use cases.
  • Experience leading technical efforts across multiple engineering disciplines and guiding teams through implementation.
  • Experience identifying when AI is not the right solution and proposing a better engineering alternative.

Preferred Qualifications for Principal AI Software Engineer:

  • Experience developing or integrating AI/ML-enabled applications into operational or production environments.
  • Experience securing end-to-end systems spanning infrastructure, applications, data, interfaces, and deployment pipelines.
  • Experience assessing AI/ML approaches against data quality, data volume, compute limitations, security requirements, and deployment constraints.
  • Working knowledge across adjacent domains such as cyber security, networking, DevOps, systems engineering, or platform engineering.
  • Experience evaluating and incorporating open-source frameworks, models, or tooling in a secure and supportable manner.
  • Familiarity with modern software delivery practices including CI/CD, containerization, automation, and infrastructure/platform operations.
  • Demonstrated ability to influence technical direction, present to senior leadership, and work effectively across organizations.
  • Experience mentoring engineers and supporting team technical development.
  • Experience with GPU optimization, distributed inference, or deployment in constrained compute environments.
  • Integration of AI into larger end-to-end systems.
  • Experience integrating AI into secure or regulated environments.
  • Track record of delivering measurable business or mission value through cost savings, productivity improvements, force multiplication, or new capability delivery.
Primary Level Salary Range: $137,800.00 - $206,800.00The 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.
1,610,666 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

AI/ML
Similar stack
Same company
San Diego
$195k – $510k per year • Equity • Hybrid • 10+ years exp • New York • San Jose
Python
Java
SQL
Scala
AI/ML
Cursor
Claude Code
Model Context Protocol
AI Agents
Machine Learning
Apply
$196k – $435k per year • Equity • Hybrid • 10+ years exp • Boston • San Jose
Python
Java
SQL
Scala
AI/ML
Cursor
Claude Code
Model Context Protocol
AI Agents
Machine Learning
Apply
$247k – $486k per year • Equity • Hybrid • 10+ years exp • Master's Degree • San Jose • Austin
AI/ML
Reinforcement Learning
Machine Learning
DevOps
HPC
Apply
≈ $216k – $445k per year (Estimated) • Hybrid • 10+ years exp • Master's Degree • Austin
AI/ML
Reinforcement Learning
Machine Learning
DevOps
HPC
Apply
$194k – $352k per year • In office • 7+ years exp • Bachelor's Degree • Mountain View
Python
C++
AI/ML
Embeddings
Haystack
Pre-training
Physical AI
Machine Learning
Apply
≈ $29k – $85k per year (Estimated) • In office • Full-Time • 5+ years exp • Bachelor's Degree • Zagreb
Python
JavaScript
TypeScript
C#
Node JS
Databases
MySQL
PostgreSQL
MS SQL
Frontend
Angular
React.js
DevOps
CI/CD
AWS
Ubuntu
CentOS Stream
Linux
Management
Agile
Apply
≈ $64k – $134k per year (Estimated) • Remote (likely United States) • Secret • Full-Time • 7+ years exp
Python
C++
AI/ML
Red Teaming
DevOps
GCP
RTOS
Azure
CI/CD
AWS
Kubernetes
Linux
TCP/IP
DNS
Management
Agile
Apply
≈ $58k – $147k per year (Estimated) • In office • Full-Time • 6+ years exp • Cairo
Python
TypeScript
AI/ML
LangGraph
LangChain
Computer Vision
AI Agents
LLM
Anomaly Detection
EU AI Act
Machine Learning
DevOps
Azure
CI/CD
Cybersecurity
GDPR
Apply
$54k – $67k per year (gross) • Equity • Hybrid • 3+ years exp
Python
JavaScript
TypeScript
SQL
AI/ML
AI Agents
Frontend
Tailwind CSS
Angular
DevOps
Rest API
Azure
CI/CD
Docker
Apply
≈ $21k – $48k per year (Estimated) • Equity • In office • Full-Time • 10+ years exp • Bachelor's Degree • Hyderabad • Bengaluru
Python
C++
Lua
AI/ML
Copilot
ChatGPT
DevOps
CI/CD
Linux
BGP
OSPF
MPLS
Apply
$177k – $266k per year • In office • Secret • Full-Time • 12+ years exp • Bachelor's Degree • Redondo Beach
C++
MATLAB
AI/ML
CUDA Toolkit
CUDA
DevOps
Linux
Management
Agile
Apply
$79k – $119k per year • In office • Secret • Full-Time • 3+ years exp • Bachelor's Degree • Chandler
Python
Go
AI/ML
LangChain
Fine-tuning
AI Agents
LLM
RAG
Edge AI
Mastra
Machine Learning
DevOps
Azure
CI/CD
AWS
Docker
Kubernetes
Linux
Apply
$98k – $148k per year • In office • Secret • Full-Time • 8+ years exp • Bachelor's Degree • United States
Python
SQL
AI/ML
Machine Learning
Management
Microsoft Office
Apply
$169k – $254k per year • In office • TS/SCI • Full-Time • 12+ years exp • Bachelor's Degree • Baltimore
Apply
$193k – $289k per year • In office • Top Secret • Full-Time • 14+ years exp • Bachelor's Degree • El Segundo
Python
Java
C++
AI/ML
Windsurf
vLLM
Fine-tuning
Quantization
Prompt Engineering
Computer Vision
NLP
LM Studio
LLM
Explainable AI
OpenAI
Devin
DevOps
Azure
Linux
Robotics
Sensor Fusion
Apply
$110k – $135k per year • In office • Secret • Full-Time • Associate's Degree • San Diego
DevOps
Linux
Windows
TCP/IP
Management
Service Desk
Apply
$80k – $105k per year • In office • Secret • Full-Time • San Diego
Apply
$75k – $100k per year • In office • Secret • Full-Time • Bachelor's Degree • San Diego
Python
PowerShell
DevOps
Ansible
Cybersecurity
Zscaler
Zero Trust
Apply
$80k – $105k per year • In office • Secret • Full-Time • Bachelor's Degree • San Diego
Management
Microsoft Office
Apply
$38k – $56k per year • Remote (United States) • Full-Time • El Paso • Las Vegas • San Diego • Tucson • Raleigh
Analytics
A/B Testing
Marketing
Meta Ads
TikTok Ads
Apply
See all jobs
This is one of many
1,610,666 more open roles from verified company boards, updated every day.