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Mechanical Engineer Co Jobs in Reston, VA (NOW HIRING)

Project Mechanical Engineer V

Arlington, VA · On-site +1

$123K - $154K/yr

Dallas, TX; Denver, CO; Minneapolis, MN; Pittsburgh, PA, or St. Louis, MO. ABOUT THE ROLE You will ... Advanced knowledge of mechanical engineering. * Ability to serve in QAQC process and as an ...

Project Mechanical Engineer IV

Arlington, VA · On-site +1

$103K - $128K/yr

Dallas, TX; Denver, CO; Minneapolis, MN; Pittsburgh, PA, or St. Louis, MO. ABOUT THE ROLE You will ... Able to work independently in all Mechanical disciplines with no oversight or guidance. As ...

Showing results 21-40

Mechanical Engineer Co information

See Reston, VA salary details

$47.3K

$107K

$173.2K

How much do mechanical engineer co jobs pay per year?

As of Sep 12, 2026, the average yearly pay for mechanical engineer co in Reston, VA is $107,030.00, according to ZipRecruiter salary data. Most workers in this role earn between $84,800.00 and $131,600.00 per year, depending on experience, location, and employer.

What does a mechanical engineer co do?

A Mechanical Engineer Co-op, or Cooperative Education student, works alongside professional engineers to gain practical experience while still in school. They assist in designing, testing, and improving mechanical systems, and may also help with drafting, research, and troubleshooting. This role provides hands-on exposure to real-world engineering challenges, allowing students to apply classroom knowledge to industry projects and develop valuable technical and teamwork skills.

What types of projects and responsibilities can a mechanical engineer co expect to handle during their typical workweek?

As a Mechanical Engineer Co., you can expect to work on a variety of projects that may include product design, prototyping, conducting simulations, and supporting testing processes. Your responsibilities often involve collaborating with senior engineers, drafting technical drawings, and participating in team meetings to solve engineering challenges. The role provides a mix of hands-on tasks and computer-aided design work, offering valuable exposure to different phases of the engineering development cycle. This experience not only enhances your technical skills but also helps you build strong teamwork and communication abilities, which are essential for career progression.

What are the key skills and qualifications needed to thrive as a mechanical engineer co, and why are they important?

To thrive as a Mechanical Engineer, you need a solid background in engineering principles, mathematics, and physics, typically supported by a bachelor's degree in mechanical engineering or a related field. Familiarity with CAD software (such as SolidWorks or AutoCAD), FEA analysis tools, and relevant industry certifications like EIT or PE is often required. Strong problem-solving skills, teamwork, and effective communication help you excel in multidisciplinary project environments. These skills and qualifications ensure you can design, analyze, and implement mechanical systems that meet safety, efficiency, and innovation standards.

What is the difference between Mechanical Engineer Co vs Mechanical Designer?

AspectMechanical Engineer CoMechanical Designer
Required CredentialsBachelor's in Mechanical Engineering, PE license (optional)Associate's or Bachelor's in Mechanical Design or related field
Work EnvironmentDesign, analysis, testing in engineering firms or manufacturingDrafting, CAD modeling in design departments
Employer & Industry UsageEngineering consulting, manufacturing, aerospaceProduct design, CAD firms, manufacturing

Mechanical Engineers Co focus on designing, analyzing, and testing mechanical systems, often requiring engineering credentials. Mechanical Designers primarily create detailed CAD models and drawings, typically with design-focused education. Both roles work in manufacturing and design environments but differ in scope and responsibilities.

How much does a mechanical engineer co make?

The average salary for a mechanical engineer in Colorado is approximately $75,000 to $95,000 per year, depending on experience, education, and the specific industry. Entry-level positions typically start around $65,000, while experienced engineers can earn over $100,000. Certifications such as Professional Engineer (PE) can also influence salary levels.

Which company hires mechanical engineers?

Many companies across industries hire mechanical engineers, including manufacturing firms, aerospace companies, automotive manufacturers, and energy providers. These roles often require skills in CAD software, thermodynamics, and project management, and may involve working in design, testing, or production environments.

What cities near Reston, VA are hiring for Mechanical Engineer Co jobs?

Cities near Reston, VA with the most Mechanical Engineer Co job openings:

Infographic showing various Mechanical Engineer Co job openings in Reston, VA as of August 2026, with employment types broken down into 89% Full Time, 8% Part Time, 2% Contract, and 1% Nights. Highlights an 95% Physical, 2% Hybrid, and 3% Remote job distribution, with an average salary of $107,030 per year, or $51.5 per hour.

Specialist, Mechanical Engineer

Herndon, VA • On-site

L3Harris Technologies
Aviation • 1 - 5K employees

Full-time

Medical, Retirement, PTO

This job post has expired 1 day ago. Applications are no longer accepted.


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:Specialist, Mechanical Engineer

Job Code: 41820

Job Location: Millersville, MD or Herndon, VA (on-site)

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

Job Description:

In a fast moving and increasingly complex world, L3Harris is anticipating and rapidly responding to challenges with agile technology - creating a safer and more secure future. L3Harris is seeking a dynamic Mechanical Engineer who will design and manufacture electronic data acquisition systems for use in Anti-Submarine Warfare, ship self-defense, acoustic ranges and geophysical exploration products. They utilize CAD software to create blueprints, perform simulations to ensure safety and efficiency, and oversee production to meet project specifications.

Essential Functions:

Implement assigned projects and project tasks to provide mechanical engineering solutions including: mechanical design, parts selection, CAD and modeling, stress analysis, thermal analysis, environmental impacts, packaging and assembly and test equipment design for undersea systems.

Ensure that assigned project tasks meet technical and schedule requirements. Identify problems and recommend work around plans and alternatives.

Provide technical status, forecast technical needs and recommend changes as necessary to meet objectives.

Prepare tradeoff models and candidates for evaluation.

Conduct thorough design analyses including interface design, models, equipment prototypes and R&D test tools.

Provide system test and evaluation support including input to test plans and procedures.

Prepare engineering drawings and documents.

Direct and coordinate activities for product assembly / fabrication, equipment operation and/or installation and repair of mechanical or electromechanical products and systems. Responsible for following sound safety practices as documented in the company's quality system manual.

Implement check and balance procedures to monitor, review and evaluate design activities performed to assure conformance with customer requirements, company standards and sound engineering practices.

Select materials necessary to support the design.

Develop manufacturing and producibility analyses.

Ensure that the design is fully compliant with customer specifications.

Perform failure analyses and document results.

Prepare design review material in support of PDR, CDR, FDR and technical audits for assigned designs.

Develop, issue, and implement internal technical and engineering practices and procedures.

Promote cordial relationships and foster and maintain a favorable business profile with customers, suppliers, co-workers, industry and professional associations, government agencies and the local community.

Ability to obtain and maintain a US Secret Security clearance.

Qualifications:

Bachelor's Degree in Mechanical Engineering, with a minimum of 4 years' prior related experience. Or In lieu of a degree, minimum 8 years of prior related experience

Experienced with MIL-STD-810 testing and documentation.

Extensive experience with undersea system design.

Extensive experience with CAD (Solidworks) and FEA software to perform mechanical design and analysis is required.

Experience with electronics packaging for harsh environmental conditions.

Preferred Additional Skills:

Active Secret security clearance.

Ability to speak, read, and write the English language.

Proficient in MS Office.

Skilled in Solidworks

Project Management Experience

Flexibility to adjust to changing requirements, schedules, and priorities.

Detail-oriented and high level of organization skills.

Highly motivated and eager to learn and acquire new skills.

In compliance with pay transparency requirements, the salary range for this role is $88,500.00 - $164.500.00. 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-IK1

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.

Employment Type: Full-Time