Senior Specialist, Mechanical Engineer (Mechanisms)
$102k - $189.5kL3Harris Technologies
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: Senior Specialist, Mechanical Engineer (Mechanisms)
Job Code: 46807
Job Location: Carlsbad, CA; Palm Bay, Florida; Chantilly, VA
Job Schedule: 9/80 - Employees work 9 out of every 14 days - totaling 80 hours worked (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; Chantilly, Virginia; 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.
• Ability to obtain and maintain active Top Secret or Top Secret/SCI clearance. (Active within the last two years will be considered)
• Support field-test or demonstration activities as needed.
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.
• Active Top Secret or Top Secret/SCI clearance is required. (Active within the last two years will be considered)
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
• Favorable polygraph.
In compliance with pay transparency requirements, the salary range for this role in California and Virgina is $102,000 - $189,500. 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.
#LI-FS1
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 .
$102k - $189k
...solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Senior Specialist, Mechanical Engineer Job Code: 45281 Job Location: Sterling, VA Job Schedule: 9/80: Employees work 9 out of every 14 days -...SeniorWork at officeLocal areaFlexible hours$102k - $189k
Job Title: Senior Specialist, Integration & Test Engineer (Mechanical Integration Engineer)Job Code: 44812Job Location: Chantilly, VA (On-Site)Job Schedule: 9/80: Employees work 9 out of every 14 days - totaling 80 hours worked, and have every other Friday offJob Description...SeniorFlexible hours$132.29k - $161.69k
...67Job DescriptionPosition Summary Lead, evaluate, design, and engineer projects and systems to specification on projects ranging from... ...general understanding of system operations.Ability to read complex mechanical and plumbing plansExcellent verbal and written communication...SeniorWork at officeImmediate startFlexible hours- ...Senior Mechanical Engineer Onsite : Sterling, VA About Accelevation Accelevation (Nasdaq: ACCV) designs, manufactures and installs mission-critical infrastructure powering the world's most advanced technologies. Our vertically integrated model combines U...Senior
$146k - $194k
...focused on positioning Anduril as a lead provider of specialized engineering and products for Intelligence Community (IC) customers. We... ...security requirements.ABOUT THE JOBWe are looking for a Senior Mechanical Engineer to join our rapidly growing team in Reston, Virginia...SeniorFull timeWork experience placementImmediate start$150k - $175k
In this role, you own the mechanical design of spacecraft electronics assemblies. You'll take the design through from CAD... ...a high level of trust in their staff to use their own engineering judgement.This is a senior role, and has a real importance in the team. As well as...SeniorPermanent employmentWork at office- ...locations around the world.#LI-ME1 Major Responsibilities: Plans, schedules, conducts, and coordinates detailed phases of engineering work in mechanical discipline in a project or staff group. Performs work that involves conventional engineering practice but may include...Senior16 hoursContract workPart timeFor contractorsWork experience placementFor subcontractorLocal areaRemote workRelocation
$84.76k - $129.5k
...preparation or review of: Modification packages for operating nuclear power plants Functional mechanical drawings and/or drawings for nuclear power plant systems Engineering analyses and evaluations to support modifications and operation of plant systems Technical...SeniorHourly payWork at officeLocal areaWorldwideFlexible hours$136.6k - $184.8k
...join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other... ...own them to completion.Amazon Web Services is seeking a Senior Mechanical Engineer to be part of a global engineering team responsible...SeniorFlexible hours$136.6k - $184.8k
...join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital... ...responsibilities- Design and implement energy-efficient mechanical systems for next-generation data centers- Lead cross-...SeniorWork at officeFlexible hours$100k - $140k
...Short Description Bowman has an opportunity for a Senior Mechanical Project Manager to join our team in Herndon, VA. At Bowman, we... ...guidance, and knowledge to junior project managers, design engineers, and project engineers. At the Operational and Company Level...SeniorHourly payContract workFor subcontractorWork at office$88.4k - $154.7k
...potential. Unleash your talent and redefine what’s possible.Job Description:Parsons is looking for an amazingly talented Senior Mechanical Engineer to join our team! In this role, you will get to use your mechanical engineering skills to focus on HVAC, plumbing, fire suppression...SeniorFull timeContract workRemote workFlexible hours$102k - $189k
...solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Specialist, Integration & Test Engineer (Mechanical Integration Engineer) Job Code: 44812 Job Location: Chantilly, VA (On-Site) Job Schedule: 9/80:...Local areaFlexible hours$160k - $240k
...Senior Mechanical Engineer Opportunity At Whitman, Requardt & Associates, LLP, we are "People Focused and Project Driven". We have been in business for more than 110 years and we are known for our quality work and developing quality employee careers. We are seeking...SeniorFull timeTemporary workH1bWork at officeLocal areaFlexible hours$146.4k - $219.6k
...Posted Wednesday August 19th, 2026 at 9:46 AM | Expires Thursday, December 31st, 2026 at 12:59 AM Position Summary: A Senior Mechanical Engineer in our Mission Critical practice will have the opportunity to design the most complex advanced building systems, prepares...SeniorFor contractorsCasual workWork at officeRemote workFlexible hours- DescriptionGPI seeks a Project Manager - Senior Mechanical HVAC Engineer for our Metro DC branch in Rockville, MD, or the Fairfax, VA office. In this role, you will have the opportunity to grow and direct a project team. Do you value a company that puts employee satisfaction...SeniorContract workFor subcontractorWork at office
$136.6k - $184.8k
...team of software hardware and network engineers supply chain specialists security experts operations managers... ...- Knowledge of critical data center mechanical and electrical equipment -... ...600.00 - 184800.00 USD annually Required Experience: Senior IC ]]...SeniorFull timeFlexible hours$102k - $189k
...solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Senior Aerospace Mechanical Engineer Job Code: 43755 Job Location: Ashburn, VA - On Site Job Schedule: 9/80 - Employees work 9 out of every 14...SeniorWork at officeLocal areaFlexible hours$136.6k - $184.8k
...on developing innovative product solutions? If you are a mechanical product design engineer and looking for an exciting career in cloud infrastructure... ..., Washington, Columbus Ohio or Herndon, Virginia.Our Senior Mechanical Engineer is responsible for the design and development...SeniorTemporary workFor contractorsFlexible hours- Whitman, Requardt & Associates, LLP in Fairfax, VA seeks a Senior Mechanical Engineer to lead design and execution of HVAC, plumbing, and fire protection across industries. You will manage teams, ensure code compliance, and mentor staff. The role requires a PE license...SeniorWork at office
$136.6k - $184.8k
...join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital... ...reading….In this role you will influence all aspects of Mechanical design, construction, operations, and maintenance for...SeniorFor contractorsLocal areaFlexible hours$165.95k - $202.83k
...DescriptionPosition Summary This role is responsible for providing design and engineering guidance on projects. In addition, this role attends meetings... ...and sizing, etc., depending on discipline—HVAC, plumbing, mechanical, fire protection, etc.Performs site inspections to determine...Work at officeImmediate startFlexible hours$52 - $68 per hour
...verification. Troubleshoots and resolves HVAC mechanical, electrical, and controls problems.... ...key member of the Albireo team, the Senior Systems Specialist will be responsible for providing... ...field changes and discrepancies for engineering to create As-Builts. Assists...SeniorFull time- ...Job Description Job Description Senior Mechanical Project Manager (Traveling) Nationwide Projects | Full-Time Travel Required Confidential Opportunity – Partnered with a Leading Mechanical Contractor We are partnered with a reputable, national mechanical contractor...SeniorFull timeContract workFor contractorsFor subcontractor
$150k - $200k
...; Reno, NV; and Sterling, VA. EdgeCore is creating a new Mechanical Engineering role to strengthen the reliability, performance, and continuous... ...to broaden their engineering impact while learning from senior engineering leaders. The successful candidate will combine sound...Full timeWork at officeRelocationRelocation packageFlexible hours$106.5k - $197.5k
...domains in the interest of national security. Job Title: Senior Specialist, Electrical Engineer Job Code: 45990 Job Location: Palm Bay, FL,... ...signal designs. Candidate will collaborate with Systems, Mechanical, Software, Firmware and Electrical Engineers and Technicians...SeniorFull timeLocal areaFlexible hours$106.9k - $154.7k
...interviews to determine work scope and cost estimates for a project's mechanical aspects. You will lead design, development, modification, and... ...Evaluates, selects, and applies standardmechanical engineering methods, techniques, procedures, andcriteria, using independent...16 hoursPart timeFor contractorsWork experience placementLocal areaRemote workRelocation$100k - $120k
...Mechanical Project Engineer Bowman has an opportunity for a Mechanical Project Engineer to join our team in Herndon, VA. At Bowman, we believe in creating opportunities for aspiring people to thrive and achieve ambitious goals. That's why a career at Bowman is more...Hourly payWork at officeLocal areaNight shift$108.75k - $174k
...defense technology and counter UAS solutions. Engineering at Dedrone is tasked with delivering... ...on the cutting-edge of innovation. Mechanical Engineers at Dedrone have full design ownership... ...work is highly visible to even the most senior executives. our passionate leadership...Work experience placementWork at officeRemote work$65 - $70 per hour
...A client of Innova Solutions is immediately hiring for a Mechanical Engineer Position Type: Full-Time Contract, Contract to hire Duration: 12 months Location: Herndon, VA 20171 As a Mechanical Engineer , you will: We are looking for a driven mechanical...Hourly payFull timeContract workTemporary workWork experience placementImmediate startWorldwideFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Specialist, Mechanical Engineer (Mechanisms). Be the first to apply!
- technology integration specialist Herndon, VA
- deployment specialist Herndon, VA
- qc specialist Herndon, VA
- ecommerce specialist Herndon, VA
- records management specialist Herndon, VA
- prior authorization specialist Herndon, VA
- color specialist Herndon, VA
- analytical specialist Herndon, VA
- provider relations specialist Herndon, VA
- program eligibility specialist Herndon, VA





