
Real job — pulled straight from Northrop Grumman’s careers page · Verified May 19, 2026 · No reposts.
Job description
Northrop Grumman is hiring a Senior Principal Mechanical Engineer — a full-time, remote role ($89k–$168k). Apply directly on Northrop Grumman's careers page below.
Sr / Principal Mechanical Engineer - 17146*
Location: United States-Utah-Roy
Time Type: Full time
Job Description
RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 10% of the TimeDescription
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’s Defense Systems sector is seeking a Principal Mechanical Engineer/Sr. Principal Mechanical Engineer to join a multi-functional team of Electrical, Mechanical, and Systems Engineers in Roy, UT. This position is in our Strategic Deterrent Systems Division to execute the Engineering and Manufacturing Development phase of the Sentinel Program.
The primary objective of this role is to collaborate across Systems Engineering, System Test, Global Supply Chain, suppliers, and other Integrated Product Teams (IPTs) to develop and review Environmental Control System hardware requirements, specifications, designs, trade studies, and analyses for the purpose of supporting incremental system maturity milestones and hardware deliveries. The successful candidate will be comfortable with working in a dynamic people-focused environment and collaborating across multiple internal and external stakeholders in order to achieve organizational goals.
What You’ll Get to Do:
- Collaborate with stakeholders to decompose technical requirements, develop complete and verifiable requirements, and conduct trade studies
- Generate and update specifications as part of a Systems Engineering framework for the purpose of releasing to suppliers and supporting the procurement process
- Develop design and analysis artifacts to support design reviews, customer deliverables, and hardware procurement workflows
- Perform heating and cooling calculations to size HVAC equipment
- Select appropriate HVAC equipment to meet size and system requirements
- Review and provide comments to supplier-submitted drawings and contractual deliveries
Position Benefits:
As a full-time employee of Northrop Grumman, you are eligible for our robust benefits package including:
• Medical, Dental & Vision coverage
• 401k
• Educational Assistance
• Life Insurance
• Employee Assistance Programs & Work/Life Solutions
• Paid Time Off
• Health & Wellness Resources
• Employee Discounts
This positions standard work schedule is a 9/80. The 9/80 schedule allows employees who work a nine-hour day Monday through Thursday to take every other Friday off.
Basic Qualifications:
- Principal Mechanical Engineer: Bachelor’s degree in a STEM field (Science, Technology, Engineering, Mathematics) with 5 years of experience; or Master's degree with 3 years of experience
- Sr. Principal Mechanical Engineer: Bachelor’s degree in a STEM field (Science, Technology, Engineering, Mathematics) with 8 years of experience; 6 years’ experience with a Master’s degree
- Required Active DoD Secret security clearance at the time of application.
- Must be able to obtain and maintain Special Access Programs (SAP) clearance
- Must be proficient with Microsoft Office tools - PowerPoint, Excel, Word
- Ability to understand and interpret requirements
- Must be able to work independently, function in a dynamic environment, and be flexible to changing direction
Preferred Qualifications:
- Master’s degree in Mechanical Engineering
- Experience with Environmental Control Systems (ECS) and Heating, Ventilation, and Air conditioning (HVAC) system design and verification
- Experience with producing construction drawing packages
- Experience with Revit
- Experience with Carrier HAP, NX, and Product Lifecycle Management (PLM) software
- Familiarity with Systems Engineering and Model Based Systems Engineering (MBSE) processes
- Professional Engineer (PE) license
- Experience with estimation, bidding, proposals, or RFPs
- Experience managing a subcontractor
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Frequently asked questions
What is the salary for Senior Principal Mechanical Engineer at Northrop Grumman?
The estimated salary range for Senior Principal Mechanical Engineer at Northrop Grumman is $89,000 - $168,000 USD per year.
Is Senior Principal Mechanical Engineer at Northrop Grumman a remote job?
Yes, Senior Principal Mechanical Engineer at Northrop Grumman is a remote position. Candidates in Roy, UT may be preferred.
What skills are required for Senior Principal Mechanical Engineer at Northrop Grumman?
The required skills for Senior Principal Mechanical Engineer at Northrop Grumman include: Bash, C++, Java, JavaScript, Python, SQL, Shell, HTML, CSS, API, GraphQL, gRPC, Machine Learning, Deep Learning, Microservices, AWS, Azure, GCP, Docker, Kubernetes, Git, Kafka, PostgreSQL, MongoDB, Redis, Elasticsearch, Oracle, SQL Server, MySQL, Cassandra, DynamoDB, MariaDB, C#, Objective-C, Swift, Kotlin, Dart, PHP, Ruby, Perl, Scala, R, Matlab, Assembly, VBA, PowerShell, Groovy, Clojure, Erlang, Elixir, Haskell, Julia, Lisp, F#, C, Go, Rust, TypeScript, Node.js, Angular, React, Vue.js, Spring, Django, Flask, ASP.NET, Laravel, Symfony, Express.js, FastAPI, Ruby on Rails, Hadoop, Spark, TensorFlow, PyTorch, Keras, Pandas, NumPy, OpenCV, Android, iOS, Unity, Unreal, Xamarin, React Native, Flutter, Ember.js, Svelte, Next.js, Nuxt.js, Gatsby, Deno, Ansible, Chef, Puppet, Terraform, Heroku, IBM Cloud, Oracle Cloud, DigitalOcean, Couchbase, Firebase, Drupal, Salesforce, Snowflake, Datadog, New Relic, Splunk, Grafana, Prometheus, Jenkins, GitLab CI, CircleCI, JIRA, Confluence, Asana, Slack, Microsoft Teams, Figma, Sketch, Visio, Tableau, Power BI, Qlik, Looker, Excel, Word, PowerPoint, Outlook, Revit.
What is the seniority level for Senior Principal Mechanical Engineer at Northrop Grumman?
Senior Principal Mechanical Engineer at Northrop Grumman is a Senior / Staff / Principal level position.
How do I apply for Senior Principal Mechanical Engineer at Northrop Grumman?
You can view the full description and apply for Senior Principal Mechanical Engineer at Northrop Grumman on EchoJobs: https://echojobs.io/job/northrop-grumman-sr-principal-mechanical-engineer-17146-wgla2.