Sr. Specialist, Mechanical Engineer

L3Harris Technologies; Los Angeles (CA); On-site; USD 102,000 - 189,000; Full time

Benefits offered by this job

Health and disability insurance

401(k) match

Flexible spending accounts

Parental leave

Paid time off

Company-paid holidays

Job summary

L3Harris Technologies in Canoga Park, CA is seeking a Sr. Specialist, Mechanical Engineering to design propulsion hardware including injectors, thrust chambers, tanks, and piping, delivering innovative solutions for high‑pressure and extreme‑temperature environments.

The role requires strong CAD skills (Creo) and PLM experience (Windchill), collaboration with cross‑functional teams, and the ability to obtain a US Secret clearance. 9/80 schedule with every other Friday off is offered.

Qualifications

• Bachelor’s degree with 6+ years of relevant experience; MS with 4+ years; or 10 years with no degree.
• Preferred: aerospace/defense mechanical systems experience.
• Experience with liquid/gas pressurized propulsion components is a plus.
• Knowledge of ASME Y14.5 and CAD/PLM tools is beneficial.

Responsibilities

• Develop concepts for mechanical propulsion systems to meet customer requirements.
• Create components for high-pressure, extreme-environment applications and perform tolerance studies.
• Prepare drawings with GD&T per ASME Y14.5 and release via Windchill.
• Support technical presentations and engineering reports for reviews and close-out documents.
• Participate in development testing and data reduction for validation and qualification.
• Coordinate with manufacturing and quality to ensure producibility and inspectability.
• Ability to obtain US Secret security clearance.

Skills

Mechanical design

Propulsion systems

High-pressure environments

Education

Bachelor’s Degree or equivalent

Graduate Degree preferred

Tools

Creo

Windchill

Job description

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: Sr. Specialist, Mechanical Engineering

Job Code: 44685

Job Location: On-site at our Canoga Park, CA facility

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

The Missile Solutions segment at the Canoga Park, CA site is seeking a Mechanical Engineer to join the engineering design team. This position will allow the successful candidate to drive innovative solutions into the development and integration of high-pressure and extreme-temperature propulsion systems comprising of hardware such as injectors, thrust chambers, storage tanks, manifolds, and piping. The Mechanical Engineer will bring strong engineering fundamentals to aid the mechanical design team in complex projects under occassional supervision.

Essential Functions:

• Develop concepts for mechanical systems to meet customer propulsion requirements. Perform preliminary design, component sizing, and propulsion hardware packaging to meet volume and mass constraints. Work mechanical solutions needed to integrate propulsion systems with vehicle and payload interfaces.
• Create mechanical components and their higher-level systems for high-pressure and extreme-environment applications. Interpret engineering models and drawings and perform tolerance studies. Evaluate technical input from hardware suppliers and work with cross-functional teams on producibility improvements and cost savings. Participate in trade studies and preliminary designs using Creo 3D CAD modeling software.
• Prepare engineering drawings with associated geometric dimensioning and tolerancing in accordance with ASME Y14.5 standards. Participate in team meetings to assure design content for new or modified engineering designs. Release drawings through Windchill PLM system.
• Contribute to technical presentations for internal and external customers. Assist in preparing engineering reports to support tolerance studies, engineering analyses, failure investigations, and/or technical close-out reports. May participate in engineering review boards to support program-level technical decision making.
• Participate in development and qualification testing for new product development. Create test integration hardware to support flow testing, vibration testing and hot-fire testing. May support hands-on work during test preparation. May participate with data reduction.
• Coordinate with manufacturing and quality engineering to ensure hardware is producible and inspectable.
• Ability to obtain US Secret security clearance.

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:

• Experience in the design, development, and/or production of mechanical systems for the Aerospace and/or Defense industries.
• Experience with liquid and gaseous pressurized systems and components such as tanks, fluid routing, sealing devices, valves, regulators, etc.
• Knowledge of liquid-fueled propulsion systems and/or undersea propulsion.
• Understanding of additive manufacturing and/or traditional manufacturing processes such as machining, welding, brazing, heat treating, etc.
• Working knowledge of ASME Y14.5
• Experience with CAD software tools (CREO) and PLM systems (Windchill).
• Experience dispositioning non-conforming hardware for MRB activities.

In compliance with pay transparency requirements, the salary range for this role in California 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.

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.

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