JobsMechanical EngineerUnited StatesSenior Specialist, Mechanical Engineer

L3Harris Technologies

Posted 7 days ago · Jobs at L3Harris Technologies

Senior Specialist, Mechanical Engineer

L3Harris Technologies · Palm Bay, Florida, United States

Full-timeOn site5-10 yrs$102k–$189kListed as no visa sponsorshipDefense and Space Manufacturing
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In short

Lead the mechanical design, analysis, and qualification testing of precision mechanisms and electro-mechanical hardware for mission-critical systems. Manage the full lifecycle of components and sub-systems from early concepts through integration, testing, and production transition.

What they're looking for

MUST-HAVE SKILLS

Mechanical designElectro-mechanical hardware3D modelingCADCreoGD&TTolerance analysisPrecision mechanisms

ALSO MENTIONED

Mechanical EngineeringPrecision MechanismsElectro-mechanicalCreoCADGD&TASME Y14.5Additive ManufacturingPrototypingIntegration

Requires a Bachelor's degree with at least 6 years of experience, or a Graduate degree with 4 years of experience. Candidates must be able to obtain and maintain a Top Secret/SCI clearance with a favorable polygraph.

About the employer

L3Harris Technologies

L3Harris Technologies is the Trusted Disruptor in the defense industry. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Visit L3Harris.com for more information.

INDUSTRY
Defense and Space Manufacturing
COMPANY
Public Company
HEADQUARTERS
Melbourne, Florida
SIZE
10,001+on LinkedIn
OFFICES
1 on LinkedIn
OPEN HERE
16 roles

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Questions about this role

Is this L3Harris Technologies role remote?
Tagged on site.
What does it pay?
The posting lists $102,000–$189,000 a year.
Does it sponsor visas?
Listed as no visa sponsorship.
What experience does it ask for?
Listed as 5-10 years.

The posting, in full

Job Title: Senior Specialist, Mechanical Engineer Job Code: 45282 Job Location: Carlsbad, CA; Palm Bay, FL Job Schedule: 9/80: Employees work 9 out of every 14 days – totaling 80 hours worked, and have every other Friday off During its 120-year history, L3Harris has transformed communications and information technology. L3Harris is a proven leader in tactical communications, geospatial systems and services, air traffic management, environmental solutions, avionics and electronic warfare, and space and intelligence. From ocean to orbit and everywhere in between, we provide mission-critical solutions to connect, inform and protect the world.

▶ READ THE FULL POSTING

Job Title: Senior Specialist, Mechanical Engineer

Job Code: 45282

Job Location: Carlsbad, CA; Palm Bay, FL

Job Schedule: 9/80: Employees work 9 out of every 14 days – totaling 80 hours worked, and have every other Friday off

Job Description

During its 120-year history, L3Harris has transformed communications and information technology. L3Harris is a proven leader in tactical communications, geospatial systems and services, air traffic management, environmental solutions, avionics and electronic warfare, and space and intelligence. From ocean to orbit and everywhere in between, we provide mission-critical solutions to connect, inform and protect the world.

On the L3Harris team, your job is to secure the world. We don't work here just for the advanced technology and equipment: we work here because we know what - and who - we're protecting! From families to the intelligence community, and from our climate to our men and women in uniform - we're making the world a safer place!

Design and qualify the precision mechanisms behind mission systems used in complex, high-consequence environments. You’ll own major components and sub-systems from early concepts through integration and test, helping L3Harris deliver dependable capability for customers executing their most challenging missions.

This is an on-site role because the work includes direct lab, prototype, integration, and hardware-test activity at one of the following sites: Palm Bay, Florida or Carlsbad, California.

Essential Functions

  • Lead mechanical design, analysis, prototype integration, and qualification testing for precision mechanisms and electro-mechanical hardware.
  • Develop 3D models, drawings, technical data packages, and assembly documentation.
  • Evaluate material selections and design trades; improve designs for performance, size, weight, power, manufacturability, and reliability.
  • Plan and execute component and system-level tests; analyze results and drive design improvements.
  • Present designs and results at internal and customer reviews, including peer reviews, PDRs, and CDRs.
  • Partner with manufacturing, quality, configuration management, suppliers, technicians, and the program test team to transition designs into production.
  • Support field-test or demonstration activities as needed.
  • Senior professional with strong knowledge of job area and broad knowledge of project management. Manages complex projects or processes with general oversight. Communicates within and outside of own function to gain cooperation on operational processes, practices, and procedures. Makes moderate to substantial improvements to systems and processes. Contributes to achievement of departmental goals and operating plans with direct impact on the departmental results.
  • Ability to obtain and maintain Top Secret/SCI clearance and a favorable polygraph is required.

Qualifications:

• Bachelor’s Degree and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years of prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.

Preferred Additional Skills

  • Hands-on experience designing, developing, integrating, and testing complex mechanical hardware.
  • Experience with 3D mechanical CAD, engineering drawings, and tolerance analysis/GD&T.
  • Ability to work on-site in a mis of office and laboratory environments.
  • Experience in design or development of precision mechanisms, mechatronic systems, and/or packaging of modules and electronics with considerations of thermal and structural loading and for optimizations of size, weight, and power.
  • Proficiency in CAD tools such as Creo and understanding of ASME Y14.5 Geometric Dimensioning and Tolerancing standards.
  • Experience in additive manufacturing, part optimization, and design for manufacture and assembly a plus.
  • Experience with any of the following: actuators, custom gear trains, electro-optical systems, materials testing, and manufacturing processes.
  • Active Top Secret or Top Secret/SCI clearance. (Active clearance within the last two years will be considered).
  • Favorable polygraph.

In compliance with pay transparency requirements, the salary range for this role in Virginia is $102,000 - $189,000. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

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This listing comes from L3Harris Technologies's own careers site. Apply links go to the employer. Company facts are from L3Harris Technologies's public profile. Last checked 5 Nov 2026.