[Skip to main content](#main-content) [ OpenNash ](https://opennash.com/) / [Jobs](https://jobs.opennash.com/) [ 01 Search jobs](https://jobs.opennash.com/search/)[ 02 Companies](https://jobs.opennash.com/explore/)[ 03 Hiring report](https://jobs.opennash.com/reports/hiring/)[ 04 AI assistants](https://jobs.opennash.com/connect/)[ 05 How it works](https://jobs.opennash.com/methodology/) Northrop Grumman · United States-Colorado-Aurora # Principal Engineer Mechanical (AHT) United States-Colorado-Aurora Full-time Senior individual contributor $103,600.00 - $155,400.00 Skilled Trades & Maintenance Listed on Northrop Grumman’s official careers site. Posted October 29, 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-Colorado-Aurora/Principal-Engineer-Mechanical--AHT-_R10258379) [OpenNash Jobs](https://jobs.opennash.com/) / [Northrop Grumman](https://jobs.opennash.com/companies/northrop-grumman/) / Principal Engineer Mechanical (AHT) ## Job description ### RELOCATION ASSISTANCE Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: No 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's Space Systems Sector is seeking a Principal Engineer Mechanical for its Aurora, Colorad o work location. ### Key Responsibilities Develop, model, and update mechanical designs using CAD tools. Create, manage, and maintain accurate Bills of Material (BOM) for parts, subassemblies, and top-level assemblies. ### Support requirements development by Reviewing system and subsystem requirements for mechanical impact. Deriving and refining mechanical requirements. Ensuring mechanical designs comply with allocated requirements. Create and release detailed engineering drawings, including dimensions, tolerances, notes, and callouts, in accordance with applicable standards. Collaborate with multidisciplinary teams (systems, electrical, manufacturing, supply chain) to ensure design intent, manufacturability, and integration. Participate in design reviews, drawing checks, and configuration control activities. Support troubleshooting and resolution of mechanical issues during build, integration, and test. Document work products in accordance with company procedures and support configuration management of CAD models and drawings. ### Basic Qualifications Bachelor’s degree in Mechanical Engineering or related engineering discipline and 5 years of experience, or Masters degree and 3 years of experience. 4 additional years required in lieu of a degree. Experience with mechanical design and modeling using CAD software (e.g., Creo, NX, SolidWorks, CATIA). Experience creating and maintaining BOMs for mechanical assemblies. Experience generating and updating engineering drawings, including GD&T and tolerance practices. Strong communication and collaboration skills, with the ability to work in cross-functional teams. Must have an active U.S. Government Top Secret security clearance at time of application, current and within scope, with the ability to obtain and maintain SCI approval/access. ### Preferred Qualifications Experience in an aerospace, defense, or other highly regulated engineering environment. Familiarity with configuration management practices for CAD models and drawings. Experience working to relevant standards (e.g., ASME Y14 series). Exposure to requirements management tools and model-based engineering practices. Hands-on experience supporting prototype builds, testing, or production transition. ### Primary Level Salary Range $103,600.00 - $155,400.00 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: Oct 29, 2026 - First seen by OpenNash: Nov 1, 2026 - Last checked: Nov 1, 2026 - Listed for: 3 days - Location: United States-Colorado-Aurora - Employment type: Full-time - Pay: $103,600.00 - $155,400.00[Apply on Northrop Grumman’s careers site →](https://ngc.wd1.myworkdayjobs.com/Northrop_Grumman_External_Site/job/United-States-Colorado-Aurora/Principal-Engineer-Mechanical--AHT-_R10258379) ## More jobs at Northrop Grumman ### [Electromechanical Engineer - Level 5](https://jobs.opennash.com/companies/northrop-grumman/jobs/04be3609572588cc4632/) United States-Colorado-Aurora ### [PC Network Support Technician 2 - TS/SCI](https://jobs.opennash.com/companies/northrop-grumman/jobs/f995ec42708d45889cd0/) United States-Colorado-Aurora ### [Principal / Sr. Principal Electromechanical Engineer - (AHT)](https://jobs.opennash.com/companies/northrop-grumman/jobs/746bebb68e99127df339/) United States-Colorado-Aurora ### [(SkillBridge) Industrial Security Analyst - Level 3 or Level 4](https://jobs.opennash.com/companies/northrop-grumman/jobs/d23f5ff6dcd0976cce69/) United States-Colorado-Aurora ### [2027 Associate Cyber Software Engineer - Pathways Program - Aurora CO](https://jobs.opennash.com/companies/northrop-grumman/jobs/0eddcbc2c888609a950a/) United States-Colorado-Aurora ## Similar jobs at other companies ### [Principal Mechanical Engineer](https://jobs.opennash.com/companies/bae-systems/jobs/cbe1a4e0d0313f3535f2/) BAE Systems · Manchester, New Hampshire, United States ### [Principal Mechanical Engineer - AI Systems](https://jobs.opennash.com/companies/microsoft/jobs/43a67da8bed523038c50/) Microsoft · United States, California, Mountain View ### [Senior Principal II Opto-Mechanical Engineer](https://jobs.opennash.com/companies/bae-systems/jobs/d41ff38924286030db49/) BAE Systems · Austin, Texas, United States ### [Design Principal, Engineering Development (Mechanical)](https://jobs.opennash.com/companies/equinix/jobs/da20ef8fd373b9b6d8ff/) Equinix · Redwood City, California, United States +2 more ### [Design Principal, Engineering Development (Mechanical)](https://jobs.opennash.com/companies/equinix/jobs/4fddcde6f63121301396/) Equinix · Redwood City, California, United States +2 more OpenNash lists jobs from employers’ own careers sites and does not handle applications. Dates come from the employer where stated; “first seen” and “last checked” are our own observations. [ OpenNash ](https://opennash.com/) AI-native services firm that builds custom software and 24/7 AI agents. OpenNash Jobs is an OpenNash Applied AI project. [Book time with OpenNash](https://calendly.com/opennash/new-meeting?hide_gdpr_banner=1) Jobs - [Search jobs](https://jobs.opennash.com/search/) - [Companies](https://jobs.opennash.com/explore/) - [Hiring report](https://jobs.opennash.com/reports/hiring/) - [AI assistants](https://jobs.opennash.com/connect/) - [How it works](https://jobs.opennash.com/methodology/) OpenNash - [opennash.com](https://opennash.com/) - [Services](https://opennash.com/ai-agent-consulting/) - [OpenNash CX](https://opennash.com/cx/) - [AI Tools](https://opennash.com/ai-tools/) - [Blog](https://opennash.com/blog/) - [About](https://opennash.com/about/) Contact - [hello@opennash.com](mailto:hello@opennash.com) - [LinkedIn](https://www.linkedin.com/company/opennash) - [Support](https://jobs.opennash.com/support/) - [Privacy](https://jobs.opennash.com/privacy/) - [Terms](https://jobs.opennash.com/terms/) © 2026 OpenNash, Inc. Company names and public job postings belong to their respective owners. Employers control source availability and application decisions.