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Sr. Associate, Mechanical Engineering

Cincinnati, Ohio
Full Time On-site

Summary

Job Description

L3Harris Fuzing & Ordnance Systems (L3H FOS) is the largest fuze manufacturer in the United States and is one of the most advanced manufacturers of fuzing and ordnance products in the world.

L3Harris maintains an unwavering commitment to conducting business operations in a manner that provides and maintains safe and healthy working conditions, protects the environment, conserves natural resources, and complies with all legal and regulatory requirements.  As our business continues to grow, we are looking to add a Mechanical Engineer to our Special Test Equipment Development Engineering Group.

As a member of the L3H FOS team, your primary focus would be the development of Specialized Test Equipment used to test products through all phases of design and production.  You would also assume the responsibility of presenting designs to internal and external customers for reviewing and addressing technical issues.  A solid understanding of CAD, engineering analysis, documentation, machining and troubleshooting skills is necessary.

Essential Functions:

  • Focus on the mechanical design and development of test fixtures and electrical tester racks for electronic, electro-mechanical, and mechanical products.
  • Extensive CAD modeling and engineering documentation.
  • Working with various machine shop tools to create custom parts from stock material or make modifications to existing parts.
  • Collaborate with other design engineers, machinists, technicians, operators, test lab personnel, and safety team to ensure an optimal test fixture design.
  • Maintain a positive work atmosphere by acting and communicating in a manner that is cooperative and supportive of customers, co-workers and managers.
  • Ability & willingness to be adaptable and accept feedback as part of the design review process.
  • Must be willing to travel up to 10% of the year.
  • Must be able to obtain a US Secret security clearance.

Qualifications:

  • Bachelor’s Degree in mechanical engineering or related engineering field and a minimum of 2 years of prior related experience. Graduate Degree or equivalent with 0 to 2 years of prior related experience. In lieu of a degree, minimum of 6 years of prior related experience.
  • Solid understanding of standard manufacturing equipment (mill, lathe, drill press, band saw, 3D printer, etc.)
  • Proficient with CAD software tools such as Solid Edge, SolidWorks, NX, etc.
  • Proficient in classical physics and mechanical engineering theory (statics, dynamics, mechanics of materials, vibrations, thermodynamics, and fluid dynamics.)
  • Proficient in creating Technical Documentation (Engineering Drawings, Calibration Procedures, Validation Procedures, Operating Instructions, etc.)
  • Professional experience with dimensional stack-up/tolerance analysis.
  • Proficient with Microsoft Office applications

Preferred Additional Skills:

  • Familiarity with Finite Element Analysis (FEA) tools and methods
  • Intermediate experience with Geometric Dimensioning and Tolerancing (GD&T)
  • Knowledgeable in DoD and MIL standards/specifications or other highly regulated industry
  • Experience with AS9100 and ISO 9001 quality standards
  • Master of Science in Mechanical or Aerospace Engineering

#LI-EN2

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

About L3 Harris

L3 Harris

L3 Harris is one of the largest defense and aerospace companies in the United States, delivering advanced technologies that support missions across air, land, sea, space, and cyber domains. The company develops communications systems, space payloads, intelligence platforms, electronic warfare capabilities, missile defense technologies, and mission-critical sensors used by the U.S. military, intelligence community, and allied nations around the world.

For job seekers, L3Harris offers opportunities across engineering, software development, cybersecurity, space systems, manufacturing, intelligence, program management, and mission operations. The company is especially attractive to veterans, cleared professionals, and engineers who want to work on advanced technologies that directly support national security. With programs spanning tactical communications, ISR platforms, satellite systems, and defense electronics, employees have the opportunity to contribute to some of the military’s most important capabilities.

Unlike companies focused on a single mission area, L3Harris operates across a diverse portfolio of defense technologies, providing employees exposure to a broad range of programs and technical disciplines. Teams work on everything from secure communications and autonomous systems to space-based sensors and electronic warfare platforms, creating opportunities for both specialization and long-term career growth within the organization.

As governments continue investing in modernization, space capabilities, resilient communications, and advanced sensing technologies, L3Harris remains one of the most important employers in the defense industry. For professionals seeking a mission-driven career with strong growth opportunities, technical challenges, and direct impact on global security, L3Harris continues to stand out as a leading destination in aerospace and defense.

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