L3Harris Technologies logo

Mechanical Engineering Specialist, Flexseal Nozzle Design

L3Harris Technologies

On-site
Huntsville, AL
Full-time
Mid Level
4+ yrs
Salary not listedPosted 1w ago

Real job — pulled straight from L3Harris Technologies’s careers page · Verified August 4, 2026 · No reposts.

Job description

L3Harris Technologies is hiring a Mechanical Engineering Specialist, Flexseal Nozzle Design — a full-time, based in Huntsville, AL role. Apply directly on L3Harris Technologies's careers page below.

Specialist, Mechanical Engineering - Flexseal Nozzle Design

Location: Huntsville, AL, US

Employment Type: Full-Time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. 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.

Job Title: Specialist, Mechanical Engineering – Flexseal Nozzle Design

Job Code: 39765

Job Location: Huntsville, AL; On-site

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

 

Job Description:

 

The Specialist Mechanical Design Engineering role focuses on the component and system level design of vectoring flexseal nozzles for Solid Propulsion Systems. The position requires proficient knowledge in the area of solid rocket motor nozzle design, ballistics, elastomer and ablative materials, and nozzle manufacturing techniques. This position requires the ability to work under general supervision in defining objectives, determining technical approaches, delegating tasks, and reviewing deliverables.

 

Essential Functions:

 

  • Ability to obtain a U.S. Secret Security Clearance.
  • Lead mechanical design efforts for solid rocket motor flexseal nozzles, propulsion systems, and related components.
  • Develop design concepts, 3D models, and detailed engineering drawings.
  • Perform trade studies and prepare component specifications and procedures.
  • Coordinate with analysis, manufacturing, project engineering, quality, and customer support teams.
  • Plan and execute design assignments within an Integrated Product Team environment.
  • Support production activities on the shop floor and at supplier locations.
  • Address nonconforming hardware, support process planning and production reviews, and ensure design requirements are met through supplier coordination.
  • Support engineering drawing and specification updates through configuration control boards.
  • Support environmental and qualification testing, including pathfinder, subscale, component, and system-level tests.
  • Prepare and present technical presentations and engineering reports for internal and external stakeholders.

 

Qualifications:

 

  • Bachelor’s Degree and a minimum of 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.
  • Demonstrated experience in vectoring flexseal nozzle design, manufacturing and test.

 

Preferred Additional Skills:

 

  • Bachelor’s Degree in Mechanical or Aerospace Engineering is preferred.
  • Knowledge of solid propulsion systems design and manufacturing methods.
  • Knowledge and experience in strategic booster motors, tactical rocket motors, controllable solids systems.
  • Strong mechanical aptitude and experience with CAD software tools (CREO), and PLM Systems (Windchill), engineering drawing and GD&T application experience.
  • Proficiency with Microsoft Office products (Word, Excel and PowerPoint).

 

 

 

#LI-TD4 

 

 

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.

Get Mechanical Engineer jobs like this

New roles from thousands of companies land hourly, straight from their careers pages. Get the freshest matches by email so you never miss one.

Email me new jobs
Bosch logo

Validation Engineer

Ovar, PT
✓ From careers page· 33m ago
Bosch logo

Product Engineer

Juárez, Chih.
✓ From careers page· 33m ago
Bosch logo

Mechanical Design Engineer, Power Electronics

Suzhou, Jiangsu
✓ From careers page· 34m ago
Bosch logo

Senior Safety Engineer

$120k–$130kMount Prospect, IL
✓ From careers page· 35m ago

Frequently asked questions

What skills are required for Mechanical Engineering Specialist, Flexseal Nozzle Design at L3Harris Technologies?

The required skills for Mechanical Engineering Specialist, Flexseal Nozzle Design at L3Harris Technologies include: Mechanical Engineering, Creo, Microsoft 365, Word, Excel, PowerPoint.

What is the seniority level for Mechanical Engineering Specialist, Flexseal Nozzle Design at L3Harris Technologies?

Mechanical Engineering Specialist, Flexseal Nozzle Design at L3Harris Technologies is a Mid Level level position.

How do I apply for Mechanical Engineering Specialist, Flexseal Nozzle Design at L3Harris Technologies?

You can view the full description and apply for Mechanical Engineering Specialist, Flexseal Nozzle Design at L3Harris Technologies on EchoJobs: https://echojobs.io/job/l3harris-technologies-specialist-mechanical-engineering-flexseal-nozzle-design-a0xe0.