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Added 3 mins ago
PN
Machine Learning Engineer II
Pacific Northwest National Laboratory
Richland, WA · Seattle, WA
- $114,000 USD / year
PNNL is seeking a Machine Learning Engineer to implement and adapt research methods within shared software used by U.S. government stakeholders. You will work with researchers in areas such…
Added 3 mins ago
PN
Senior Machine Learning Engineer III
Pacific Northwest National Laboratory
Richland, WA · Seattle, WA
- $140,200 USD / year
PNNL is seeking a Senior Machine Learning Engineer to implement, adapt, and mature research methods into software deployed primarily in unclassified sponsor environments. You will work…
Added 3 mins ago
PN
Lead Machine Learning Engineer IV
Pacific Northwest National Laboratory
Richland, WA · Seattle, WA
- $166,800 USD / year
PNNL is seeking a Lead Machine Learning Engineer to lead the development and evolution of software that brings emerging research methods into sponsor environments. You will work with…
Added 8 mins ago
VI
Structural Analyst
Viasat, Inc.
Remote (excluding ND, VT, or RI)
- $149,500 to $224,500 USD / year
Support structural testing activities, including test plan development, fixture design, correlation of FEMs, and verification of requirements
Added 8 mins ago
VI
Automation Engineer
Viasat, Inc.
Carlsbad, CA
- $145,000 to $218,000 USD / year
We're hiring a CI/CD DevOps Engineer to design, build and maintain pipelines that deliver software securely in classified environment. You will automate build, test and deployment…
Added 8 mins ago
VI
Automation Engineer
Viasat, Inc.
Carlsbad, CA
- $145,000 to $218,000 USD / year
We're hiring a CI/CD DevOps Engineer to design, build and maintain pipelines that deliver software securely in classified environment. You will automate build, test and deployment…
Added 14 mins ago
Electrical Trades III - Greeley
State of Colorado
Greeley, CO
Purchases supplies and inventory to support work unit projects; manages discretionary budget from the Traffic Operations Engineer;
Added 14 mins ago
SO
Principal Engineer (Google Cloud) (Remote From Anywhere In CO)
State of Colorado
CO
- $115,000 to $135,000 USD / year
The Office of Information Technology (OIT) is seeking a Google Cloud Principal Engineer to serve as the Subject Matter Expert (SME) and lead enterprise-level Google Cloud project…
Added 16 mins ago
Project Manager - Services
SEL Engineering Services, Inc.
PA · TX
As a Project Engineer - Project Manager on our Substation Engineering Services team, you will lead the successful delivery of substation and power system projects from cradle to grave. This…
Added 22 mins ago
Software Engineer - Digitech - Remote
Sarnova
United States
The Software Engineer works closely with our development team and company leaders to deliver high-quality software to our users, using the latest and best coding strategies and practices.…
Added 25 mins ago
A
FAA Repair Engineer
Aerotek
Cincinnati, OH
- $93,000 USD / year
Job Title: Repair Engineer (FAA Part 145 Repair Station)Job DescriptionThis role focuses on researching, designing, and developing jet engine component repairs within an FAA Part 145 repair…
Added 28 mins ago
A
Quality Engineer
Actalent
Glendale, CA
- $36.06 USD / hour
Job Title: Quality EngineerJob DescriptionThe Quality Engineer ensures that products meet stringent aerospace quality standards by analyzing customer returns, driving corrective and…
Added 29 mins ago
Lead Software Engineer (Federated GraphQL)
State Farm
Richardson, TX
Own performance against p99 targets: load test, profile and tune.
Added 33 mins ago
Applied AI Engineer, Creative Experiences
Pika
Palo Alto, CA
- Choose the right amount of research. Test practical approaches quickly. Use lightweight LoRA fine-tuning or targeted post-training when it meaningfully improves the result and fits the…
Added 41 mins ago
AI-Enabled Software Engineer
Diversify
South Jordan, UT
The Senior AI-Enabled Software Engineer is a senior engineering leader responsible for designing and running a delivery model in which pods of agents handle design, coding, QA, and UAT,…
Added 41 mins ago
AI Agent Engineer
Diversify
South Jordan, UT
The AI Agent Engineer is a hands-on builder responsible for turning well-defined business use cases into working, reliable agents. This role partners closely with the AI Ecosystem and…
Added 42 mins ago
OG
Test Engineer
Oxford Global Resour
Fort Collins, CO
- $63 to $83 USD / hour
Assist the SIT test leads in determining if a defect is Environment or Code
Added 43 mins ago
Enterprise Solutions Engineer, Post-Sale (Remote LATAM or US)
Whippy
Remote, United States
Hi, I'm Joe, Head of Customer Success at Whippy. I'm hiring an Enterprise Solutions Engineer to design and build the solutions our customers run their business on. This isn't a pre-sale…
Added 43 mins ago
Solutions Engineer, Post-Sale (Remote LATAM or US)
Whippy
Remote, United States
Hi, I'm Joe, Head of Customer Success at Whippy. I'm hiring a Solutions Engineer to design and build the solutions our customers run their business on. This isn't a pre-sale demo role.…
Added 43 mins ago
Associate Solutions Engineer, Post-Sale (Remote LATAM or US)
Whippy
Remote, United States
Hi, I'm Joe, Head of Customer Success at Whippy. I'm hiring an Associate Solutions Engineer to design and build the solutions our customers run their business on. This isn't a pre-sale demo…
Added 44 mins ago
Senior R&D Engineer
AVC Medtronic International Trading, Inc.
Santa Ana, CA
Medtronic’s Cardiovascular Surgery R&D group is looking for a motivated engineer to be part of a high-performing team that is revolutionizing the design and development of medical devices.…
Added 47 mins ago
WC
AI Solutions Engineer
Wings Credit Union
Colorado Springs, CO
- $108,000 to $126,000 USD / year
…Rather than simply implementing technology, the AI solutions engineer seeks to understand how work gets done today, challenges existing assumptions, and helps business teams discover new…
Added 48 mins ago
Lead Optical Engineer - 981
Quantinuum
Broomfield, CO
Added 48 mins ago
Staff Storage Engineer
Crusoe
Sunnyvale, CA
…OS, and application layers. Develop and execute performance test plans, benchmarks, and stress tests. Tune storage stacks (I/O schedulers, caching layers, drivers, protocols) to achieve…
Added 48 mins ago
Technician III Development Technician
BAE Systems
Westminster, CO
At BAE Systems, we don t just build technology; we engineer the critical systems that protect our world and expand our reach into the stars. As a global leader in defense and aerospace, BAE…

L3Harris

Scientist, Mechanical Engineering

Clifton, NJ, United States

In compliance with pay transparency requirements, the salary range for this role in California is $146,000 - $271,000.

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Job details

Pay: In compliance with pay transparency requirements, the salary range for this role in California is $146,000 - $271,000.
Posting language: English
Posted: Nov 4, 2026

Original 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: Scientist, Mechanical Engineering

Job Code: 47212

Job Location: Clifton, NJ

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

Job Description:

The team is seeking an Electronic Packaging Mechanical Engineer to lead a cross-functional team in the development, design, implementation, qualification and productionization of ruggedized ground and airborne military systems. You will be responsible for leading ME efforts in pursuit of new business preproposals and proposal support, including generation of BOEs, and function as responsible Mechanical Project Engineer on programs and internal development projects as needed. As an individual contributor, you will be responsible for the design, layout, testing and evaluation of mechanical and electro-mechanical devices or systems with emphasis on electronic packaging for Electronic Warfare programs. This includes preparation of design specifications and performing/ review of thermal, structural, dynamic and fatigue analysis to meet mechanical requirements and determine feasibility of design within time and cost constraints. The position will interface with Designers, Thermal/Structural Analysts, Systems Engineers, other engineering disciplines, Program Managers, and customer counterparts. The position will require leading the mechanical engineering activities related to the design, analysis, documentation, fabrication, assembly and qualification of product to the specification requirements, typically with stringent technical, schedule, and process requirements. You will investigate solutions to product or process problems and be part of the Failure Review Board (FRB). Candidate must have experience in 3D modeling, critical HW design and development to include environmental requirements, power delivery, and aggressive thermal management. Candidate must have the ability to work independently and within a multi-disciplined team environment. Candidate must have experience leading a team and pushing forward mechanical technologies.

Essential Functions:

Serve as the Chief ME for the business and point of contact for GM, CEs, PMs and ME Leadership
Be the Subject Matter Expert for EW programs and products.
Detailed mechanical design and analysis of electronic systems, boxes, and modules
Specification, model, and drawing generation per ASME Y14.100 and ASME Y14.5
Generate mechanical engineering design concepts which meet equipment specification requirements and refine the design through the use of CAD designs, 3D printed models, simulation tools, and functional prototypes.
Mechanical and environmental testing and mechanical troubleshooting of electronics systems
Travel (domestic and foreign) may be required 2-5% in a year
Proposal support and development
Assist with developing overall site wide Mechanical strategy
Work closely with cross-functional teams in the development of new solutions.
Significant CAD modeling of parts & assemblies
Perform trade studies to determine optimal designs
Review Structural and thermal analysis of components & assemblies
Have deep understanding of thermal management of high-power electronics in constrained volumes.
Electromechanical integration and electronics packaging
Lead mechanical design efforts
Lead peer reviews, PDRs, CDRs, and other required design reviews
Schedule, cost, and technical responsibility at the major subsystem level
Interface to customers & upper management
Provide guidance and mentorship for other team members formally or informally
Responsible for directing and reviewing the work of junior engineers and designers and technicians.
Participate in risk assessment and develop mitigation strategies for complex projects
Ability to obtain and maintain a US secret security clearance and any additional clearances as required
Take roles such as IPT Lead when necessary

Qualifications:

Bachelor’s degree in engineering and minimum 12 years of prior relevant experience. Graduate Degree and a minimum of 10 years of prior related experience. In lieu of a degree, a minimum of 16 years of prior related experience.

Preferred Additional Skills:

Experience with standard ASME Y14.5M-1994 and GD&T
Minimum of 6 years’ experience in 3D CAD modeling – PTC Creo
Minimum of 8 years’ experience packaging electronics including design for and testing to military environments (i.e. temperature, vibration, shock, etc.)
Minimum of 8 years’ experience with thermal management of high-power electronics.
Experience leading in the generation of technical content for bids: scope capture, requirements development, materials pricing, and labor estimates as required
Ability to obtain a Top-Secret security clearance
Excellent people skills, with experience leading and collaborating in a multi-disciplinary, diverse, and dynamic team environment.
Excellent communication skills (written, verbal, & presentation)
Strong hands-on capabilities, to include integration and diagnosis of complex mechanisms and products
Design for Manufacturability and Assembly (DFM/DFMA) experience
Vibration and shock analysis for airborne applications
Additive manufacturing and part optimization experience a plus
Basic understanding of control systems
Experience with machined part design
Experience with EVMS cost and schedule practices
Familiarity with Windchill, military design and environmental test standards, FloTHERM, Matlab, and MathCAD
Familiarity with ME role in PCB design process
Knowledge of electrical and optical cable routing and management in high reliability environments
Oversight of a team of Mechanical Engineers. Responsibilities to include:
Partnering with programs to ensure they are correctly staffed, engineering processes are being followed, and proposal efforts are supported.
Tracking performance of a Clifton Mechanical Engineering group including staffing, training, onboarding, employee development, engagement and proactive retention
Regular review of metrics to drive year-over-year performance improvement
Serving as ME functional representative for site specific design reviews and review/approval of proposals and Basis of Estimates (BOEs) as needed
Providing technical evaluation and oversight of program execution and leading/participating in technical issue resolution teams when required
Ensuring knowledge transfer and mentoring of less experienced engineers occurs within the overall department

In compliance with pay transparency requirements, the salary range for this role in California is $146,000 - $271,000. 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.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English (https://www.e-verify.gov/sites/default/files/everify/posters/EVerifyParticipationPoster.pdf) or Spanish (https://www.e-verify.gov/sites/default/files/everify/posters/EVerifyParticipationPoster.pdf) . For information regarding your Right To Work, please click here for English (https://www.eeoc.gov/sites/default/files/2022-10/22-088_EEOC_KnowYourRights_10_20.pdf) or Spanish (https://www.eeoc.gov/sites/default/files/2022-10/22-088_EEOC_KnowYourRightsSp_10_20.pdf) .

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More about this job

Skills

Mechanical engineering
Packaging
Documentation
Assembly
3D modelling
Work independently
Lead a team
Leadership
Electronics
Troubleshooting
Power electronics
Hazard assessment
PTC Creo
Communication skills
Control systems
PTC Windchill
PTC Mathcad
Printed circuit boards
Design process
Engineering processes
Onboarding
Coaching
Regulatory compliance

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