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Principal Mechanical Engineer​/Sr. Principal Mechanical Enginee Security Clearance

Job in Colorado Springs, El Paso County, Colorado, 80901, USA
Listing for: Northrop Grumman
Full Time position
Listed on 2026-03-05
Job specializations:
  • Engineering
    Mechanical Engineer, Systems Engineer, Engineering Design & Technologists, Aerospace / Aviation / Avionics
Job Description & How to Apply Below
Position: Principal Mechanical Engineer / Sr. Principal Mechanical Enginee with Security Clearance
RELOCATION ASSISTANCE:
Relocation assistance may be available CLEARANCE REQUIRED FOR START:
Yes CLEARANCE TYPE:
Secret TRAVEL:
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.

Northrop Grumman is seeking a qualified Mechanical Engineer to join our Defense Systems team supporting the U.S. Air Force Sentinel program. The applicant will be responsible for the design, development, production, and deployment of launch-equipment hardware and systems for each weapons system facility. Working in a dynamic, people-focused environment, the engineer will collaborate closely with users, customers, and fellow engineers to deliver high performance mechanical solutions for the Sentinel program.

Key Responsibilities:

• Primary role is to serve as a mechanical designer for mechanical systems (mechanisms) design on a major Northrop Grumman Defense Systems program
• Research, plan, design, and develop mechanical/aerospace products for aircraft, spacecraft, launch vehicles, missiles, ground vehicles and associated ground and test equipment
• Develop CAD models and 3D model based drawings using Siemens NX and Team Center
• Verify specifications and designs through modeling and simulation, test data processing, and performance analysis
• Support all phases of the systems lifecycle including design, drawings, fabrication, test, installation, operation and maintenance
• Design of components/systems, and preliminary/sizing analysis for both stress and dynamic analysis of aerospace structures.
• Preparation and presentation of reports, briefings, design documents (drawings and specifications) and interface with customers.
• Attend internal program meetings, customer technical exchanges, and supplier briefings; present design status during formal milestone reviews
• Assisting IPT lead in managing team schedule and mentoring junior engineers in mechanical design 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
• Must have an active U.S. Government DoD Secret security clearance at time of application, current and within scope, with an ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period of time, as determined by the company to meet its business need
• 5+ years of experience with CAD modeling (Siemens NX preferred)
• 5+ Experience in mechanical engineering that includes a background in mechanical systems (mechanisms preferred)
• Familiar with common engineering standards (ISO, ASME, Mil Spec, NAS, etc.)
• Ability to operate independently with minimal supervision, function in a dynamic…
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