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  1. Home
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  5. Mechanical Engineer - Level 3
Northrop Grumman logo

Mechanical Engineer - Level 3

Not Disclosed•Full-TimeOn-site

location_on1267, Hermitage Avenue Southeast, Echols Hill, Huntsville, Madison County, Alabama, 35801, United States

Apply Now

About Northrop Grumman

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. We have an insatiable drive to do what others think is impossible. Our employees are not only part of history; they're making history.

About the Role

Northrop Grumman Space Systems, Multi-Domain Operations, and Missile Defense Integration Business Unit has an exciting career opportunity for a Principal Mechanical Engineer - Level 3 to join our team of qualified, diverse individuals in Huntsville, AL.

As a Principal Mechanical Engineer, you will support the GMD Weapon System (GWS) Hardware Engineering team's design efforts within an Agile environment. You will perform Computational Fluid Dynamics (CFD) and Finite Element Analysis, review analyses, and provide oversight to junior engineers developing analysis products. Your work will involve maintaining design drawings for multiple Ground Systems (GS) IPT hardware systems and managing their interfaces with facilities. You will lead small teams, write reports to support milestone reviews, and actively participate in team meetings and internal/external demos.

Hiring Process & Application

The application period for this job is estimated to be 20 days from the posting date, though this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.

Important Requirements:

  • Clearance: A current active in-scope U.S. Government issued Secret security clearance is required at the time of application and to start.
  • Location: This position requires full-time support in an in-office / closed-area work environment.
  • Travel: You must be willing to travel up to 10% of the time.
  • Citizenship: U.S. citizenship is required for all positions with a government clearance.

Equal Opportunity Employer

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 our official career site.

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Assistant/Associate/Full Professor Tenure System

Work location

Work model: On-site

location_on

1267, Hermitage Avenue Southeast, Echols Hill, Huntsville, Madison County, Alabama, 35801, United States

Huntsville, Alabama

Key Responsibilities

  • check_circleDevelop and generate technical documentation including specifications and test reports
  • check_circleSchedule and plan required tasks for hardware design efforts
  • check_circlePerform Computational Fluid Dynamics (CFD) and Finite Element Analysis (FEA) for hardware design
  • check_circleMaintain design drawings for Ground Systems hardware and their facility interfaces
  • check_circleLead small teams and write reports to support milestone reviews
  • check_circleParticipate in team meetings and document progress on team dashboards
  • check_circleReview engineering analyses and approve junior engineers' analysis results

Requirements

  • verifiedBachelor's in STEM with 5 years experience (or Master's with 3 years, or PhD with 2 years)
  • verifiedCurrent active U.S. Government Secret security clearance
  • verifiedExperience with Computational Fluid Dynamics (CFD) using Ansys Icepak Classic
  • verifiedExperience with Finite Element Analysis using ANSYS, GTStrudl, ABAQUS, STAAD, Femap, NX Simcenter, NASTRAN, Creo Simulation, or SolidWorks Simulation
  • verifiedExperience with 3D CAD packages (SolidWorks, Creo, or NX)
  • verifiedExperience reviewing 2D mechanical drawings per ASME standards
  • verifiedExperience with engineering PLM systems (Teamcenter) and MRP systems (SAP)
  • verifiedFamiliarity with MIL-STD-810, MIL-STD-1366, MIL-STD-1472, ASME Y14.5, ASME Y14.100, MIL-STD-31000
  • verifiedU.S. Citizenship required

Nice to Have

BS in Mechanical or Aerospace Engineering. Excellent interpersonal, written communication, and presentation skills, including the ability to clearly and succinctly communicate complex concepts. Experience leading a small team, including task and schedule planning, to meet major project milestone objectives. Experience in one or more of the following system engineering knowledge areas: technical planning, requirements derivation, functional analysis, timeline analysis, trade studies, cost and risk analysis, interface definition, system design, system integration, verification and validation, supportability, and effectiveness analyses for total systems. Experience using analytical software tools, to analyze and reduce data to identify key characteristics and trends. Experience with mission critical and safety critical systems, components, etc. Familiarity with Missile Defense Agency (MDA) Core Standards: MDA-QS-001-MAP, MDA-QS-003-PMAP, MDA Instruction 5000.20-INS (ETR Process). Familiarity with the GMD domain and GMD Launch Support Systems hardware. Hands-on mentality and a passion for fast-paced environments. Experience with Finite Element Analysis and Modeling theory and application using industry standard structural analysis software (ANSYS, GTStrudl, ABAQUS, STAAD, Femap, NX Simcenter, NASTRAN, Creo Simulation or SolidWorks Simulation). DOORS and/or CAMEO exposure. Prior experience with the design, test, and/or integration and deployment of mechanical and structural components, systems, or subsystems.

Benefits & Perks

check_circleHealth insurance coveragecheck_circleLife and disability insurancecheck_circleSavings plancheck_circleCompany paid holidayscheck_circlePaid time off (PTO) for vacation and/or personal business
Northrop Grumman cover image
Northrop Grumman logo
Company

Northrop Grumman

Industry

Defense and Space Manufacturing

Headquarters

Falls Church, VA

Open Roles

18

Northrop Grumman, a defense and space manufacturing company headquartered in Falls Church, VA, delivers advanced technology solutions to global customers. The company specializes in autonomous systems, cybersecurity, C4ISR, strike capabilities, space systems, and logistics modernization. Its work spans defense, aerospace, and intelligence sectors, addressing critical challenges from undersea to outer space and across cyberspace. The organization emphasizes innovation and collaboration, fostering a culture where employees contribute to global security through cutting-edge research and development. Northrop Grumman supports professional growth with training programs, employee resource groups, and benefits designed to promote well-being. Career opportunities span engineering, IT, manufacturing, business management, and cybersecurity. As an Equal Opportunity Employer, Northrop Grumman recruits without regard to race, color, religion, sex, national origin, disability, or other protected characteristics. All roles requiring U.S. government clearance mandate citizenship. Job seekers can explore openings and verify recruiter legitimacy through the official careers site at jobs.northropgrumman.com/careers. Additional details on employment practices are available at http://www.northropgrumman.com/EEO.
View company profilearrow_forwardlanguageWebsitelinkLinkedIn
Quick Overview

Experience

3-5 yrs (Senior)

Education

Bachelor's Degree in a STEM discipline required with 5 years experience

Job Type

Full-Time

Skills Required

Computational Fluid DynamicsFinite Element AnalysisAnsys Icepak ClassicAnsysGtstrudlAbaqus

MSU Office of Graduate Career Development • East Lansing, Michigan

Not Disclosedarrow_forward
Recrutus

Curating the world's most innovative career opportunities. We bridge the gap between visionary talent and industry-leading companies.

Search roles by city, category, skill, or job type — explore verified employers, salary benchmarks, and remote-friendly teams across India and beyond.

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About usFAQContactPrivacy policyUS privacy notice

Recrutus helps candidates discover roles that match their skills and helps teams reach qualified applicants faster. Browse by metro, discipline, or work style — from internships to senior leadership.

© 2026 Recrutus. All rights reserved.
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