Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Mechanical Design Engineer

$58 - $80 per hour

Actalent

Job Description

Job Description

Job Title: Mechanical Design Engineer

Job Description

We are seeking a skilled Mechanical Design Engineer to support the design and development of high-reliability mechanical systems. This role involves concept development, system analysis, and ensuring that components meet all technical specifications and requirements. The position requires overseeing the development process through production, including prototyping, testing, and commissioning.

Responsibilities

  • Develop mechanical and physical concepts and support the development of processes for high-reliability products and facilities with a focus on safety.
  • Identify, collect, and document requirements, interfaces, design basis, and criteria by coordinating with key stakeholders and systems engineers.
  • Plan and perform analyses to ensure structures and systems can meet intended functions and technical specifications.
  • Perform structural, thermal, hydraulic, and scoping calculations using hand calculations and analytical tools.
  • Develop innovative mechanical solutions for pressure vessels, piping, electromechanical systems, sensors, mechatronics, and automation systems.
  • Integrate design activities across team members, partners, and suppliers, and conduct supporting scoping and sizing calculations.
  • Create and maintain CAD-generated engineering models.
  • Support manufacturability assessments and assembly integration considerations.
  • Write and develop design documentation, including design basis documents, technical reports, calculations, and drawings.
  • Develop Verification and Validation (V&V) plans for analytical tools and support qualification of toolsets.
  • Perform work in accordance with quality procedures to ensure project quality requirements are met.
  • Provide independent reviews and acceptance reviews of engineering deliverables and data.
  • Maintain a professional demeanor and behavior in all forms of communication.

Essential Skills

  • Hands-on experience with hardware and product development lifecycle, from conception to production.
  • Experience in a highly regulated industry such as aerospace, medical devices, automotive, propulsion/rocketry, or defense electronics.
  • Experience with mechanical component-level design of complex systems like high-pressure vessels, fluid systems, reactors, and turbines.
  • Experience in a lead or managerial capacity, responsible for overseeing others' work.
  • Bachelor’s degree in mechanical engineering or related discipline from an accredited institution.
  • Proficiency with engineering hand calculations.
  • Experience in designing and developing complex mechanical systems, fluid systems, assemblies, or components.
  • Two plus years of hands-on experience in hardware development or manufacturing processes in a production environment.
  • Experience with CAD and PLM software such as UG/NX, Solidworks, CREO/Pro-Engineer, Teamcenter, or Windchill.

Additional Skills & Qualifications

  • Experience with design using ASME BPV Code, ASME B31.1 or B31.3, and other industry standards.
  • Experience with mechanical process equipment selection, sizing, and specification development.
  • Hands-on experience with graphite or non-metallic components, fabrication, or assembly sequencing.
  • Experience with procurement and manufacturing oversight of pressure vessels or large metallic components.
  • Experience with commercial nuclear power plant systems or operations is a plus.
  • Professional experience in commercial nuclear power, design, qualification, licensing, and construction to ASME BPVC is advantageous.
  • Experience with NRC regulations and licensing requirements for safety-related systems is a plus.

Work Environment

The position is based in an office environment. The role involves collaboration with engineering team members, partners, and suppliers. A professional demeanor is expected in all communications.

Job Type & Location

This is a Contract to Hire position based out of Rockville, MD.

Pay and Benefits

The pay range for this position is $58.00 - $80.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Rockville,MD.

Application Deadline

This position is anticipated to close on Jul 20, 2026.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email View email address on ziprecruiter.com for other accommodation options.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.

Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Mechanical Design Engineer in Rockville, MD vacancy
  • $58 - $80 per hour

     ...Job Description Job Description Job Title: Mechanical Design Engineer Job Description We are seeking a skilled Mechanical Design Engineer to support the design and development of high-reliability mechanical systems. This role involves concept development, system... 
    Suggested
    Contract work
    Temporary work
    Work at office

    Actalent

    Rockville, MD
    8 days ago
  • $50 - $75 per hour

     ...Job Description Job Description Job Title: Test Development Engineer Job Description This role focuses on designing and developing mechanical test fixtures, test stands, and specialized test equipment to support rigorous mechanical testing of high-reliability... 
    Suggested
    Contract work
    Temporary work
    Work at office

    Actalent

    Rockville, MD
    8 days ago
  •  ...Controls Sales Engineer A successful Controls Sales Engineer at Critical Systems will identify and provide building automation solutions...  ...skills. Required Qualifications Bachelor's degree in Mechanical or Electrical Engineering, or a related technical field.... 
    Suggested
    Contract work
    For contractors
    Work at office
    Local area

    Critical Systems

    Rockville, MD
    5 days ago
  •  ...A terrific, full-time opening has come available for a HVAC Mechanical Design Engineer with experience in Architectural, Engineering and/or Construction arena to join a cutting edge, extremely stable organization. This position would earn a lucrative base salary, and... 
    Suggested
    Full time

    Etech Hi

    Rockville, MD
    7 hours ago
  • $95k - $120k

     ...represent X-energy directs you in a manner otherwise, please contact us at Job Description X-energy LLC is hiring HVAC Mechanical Design Engineers to support a Plant & Process Design team. This role is responsible for designing and developing mechanical systems and... 
    Suggested
    Full time
    Contract work
    For subcontractor
    Work at office

    X Energy, LLC

    Rockville, MD
    3 days ago
  • $120.68k - $201.13k

     ...listed in the Job Profile Task/Responsibilities section of this document.Job Profile Minimum QualificationsBachelor’s degree in engineering is required.Basic understanding of engineering documents and derive quantities from them.Basic software application skills (i.e.... 
    Work at office

    X Energy, LLC

    Rockville, MD
    7 hours ago
  •  ...Overview M&J Engineering, D.P.C. (M&J) is a quality provider of multi-discipline consulting...  ...construction management and inspection, ITS, mechanical, electrical, wastewater, water supply,...  ...coastal, environmental engineering, and design-build services for both new... 
    Full time
    For contractors
    Local area

    M&J Engineering P.C.

    Rockville, MD
    4 days ago
  • $90k - $150k

     ...Overview Join a Team Where Engineering Excellence Drives Opportunity At Affiliated Engineers...  ...mission-driven organizations in designing systems and environments that advance society...  ...helps shape a brighter future. As a Mechanical Engineer II in our Washington, D.C. office... 
    Work at office
    Flexible hours

    Affiliated Engineers, Inc

    Rockville, MD
    4 days ago
  • $91.48k

     ...our clients and our team. As a global engineering and construction firm, we partner with...  ...demands. We’re looking for a skilled Mechanical Engineer with expertise in HVAC and plumbing...  ...to CDM Smith's mission by: Designing and developing HVAC and plumbing systems... 
    H1b
    Work at office
    Local area
    Remote work
    Work from home
    Worldwide

    CDM Smith

    Rockville, MD
    2 days ago
  • $120.68k - $201.13k

     ...the Job Profile Task/Responsibilities section of this document. Job Profile Minimum Qualifications Bachelor's degree in engineering is required. Basic understanding of engineering documents and derive quantities from them. Basic software application skills... 
    Full time
    Work at office

    X Energy, LLC

    Rockville, MD
    2 days ago
  •  ...Position: Mechanical Engineer Location: Rockville, MD Summary: The Mechanical Engineer will work on the design and development of HVAC systems in a team and individual environment. Will work closely with outside stake holders while interpreting blueprints... 
    Temporary work
    Local area

    Merit 321

    Rockville, MD
    7 hours ago
  • $125k - $150k

     ...Job Summary: The Project Management Engineer (HVAC) is responsible for providing technical...  ...for system and product selection, design and pricing during the design and fulfillment...  ...Qualification: ~ Bachelors degree in Mechanical Engineering (HVAC), or Engineering... 
    For contractors
    Work at office

    Critical Systems

    Rockville, MD
    7 days ago
  •  ...from start to finish 100% with little to no oversight.  Senior Engineers tackle our most complex projects. Provides oversight,...  ...scope of work, budget, and staffing Write scope of work for mechanical design based on preliminary review and meetings with the client... 
    For contractors

    WB Engineers+Consultants

    Rockville, MD
    16 days ago
  •  ...Senior Mechanical Engineer I/II – Job Description Overview We are seeking a Senior Mechanical Engineer I/II to design and develop innovative single-use fluid control assemblies and supporting instrumentation for advanced life sciences applications. This role involves... 

    Tenth Revolution Group

    Rockville, MD
    1 day ago
  •  ...engaging with interested candidates in advance.        Senior Mechanical Engineer (MEP) Work Location: Rockville, MD 20852 Employment Type...  ...and modeling, troubleshooting, maintenance planning, design and retrofitting, retro-commissioning, commissioning, and forensic... 
    Full time
    Temporary work
    Local area
    Flexible hours

    Walker Consultants

    Rockville, MD
    25 days ago
  •  ...meaningful impact? At Apex, we're building more than a consulting and engineering firm-we're creating a place where your career accelerates,...  ...subcontractors in the field Assistwith project engineering design Assistwith writing technical reports, proposals,... 
    Temporary work
    For subcontractor

    Apex Companies, LLC

    Derwood, MD
    7 hours ago
  •  ...maneuverable, long-duration spacecraft. We are seeking a Principal Mechanical Designer to own the detailed CAD design execution and configuration...  .... You will partner daily with mechanical/structures/thermal engineers, AIT, manufacturing, supply chain, and systems to deliver... 
    Permanent employment

    Dormont Manufacturing Company

    Rockville, MD
    3 days ago
  •  ...role provides direction to the Building Engineer Assistant and ensures that facilities meet...  ..., efficient and uninterrupted HVAC, mechanical, electrical and plumbing services. Diagnose...  ...Leadership in Energy & Environmental Design Demonstrated ability to lift and move items... 
    Work at office

    Tennessee Society of Association Executives

    Rockville, MD
    2 days ago
  •  ...Req Id: 9 Job Title: Staff Electrical Engineer Location: Herndon, VA - Herndon, VA 20171 US (Primary) Job Description: Use your electrical engineering skills to design and build electro-optical systems to push boundaries for NASA and DoD. Fibertek... 
    Temporary work
    Work experience placement

    FiberTEK

    Garrett Park, MD
    7 hours ago
  • $45 per hour

     ...Stationary Engineer Pay Rate: $45 - 3rd grade $46 - 2nd grade $50 - 1st grade. This is...  ...•Perform maintenance and repairs to the mechanical, plumbing, structural, furniture, fire,...  ...ensure operation of equipment is within design capabilities and achieves environmental... 
    Work at office
    Shift work

    AA2IT

    Rockville, MD
    2 days ago
  • $30.24 - $38.6 per hour

     ...do: Depending on skillset and position level hired into, accurately perform maintenance and automotive diagnostics/repair for engine performance, automatic/manual transmissions, suspension/steering, brakes (including ABS/traction control) electrical, and heating/... 
    Hourly pay
    Price work
    Full time
    Local area
    Monday to Friday

    AAA Club Alliance

    Rockville, MD
    2 days ago
  • $137.84k - $229.73k

     ...responsible for supporting the acquisition, integration, qualification, and development of a state‑of‑the‑art engineering analysis software toolkit that enables the design and licensing of the next generation of nuclear power reactors. This includes decisions based on... 
    Full time
    For contractors
    Work at office
    Monday to Friday

    X Energy, LLC

    Rockville, MD
    7 hours ago
  • $69.23k

    Champions Do More As one of the fastest-growing and most exciting brands in the industry, Crash Champions is the largest founder-led multi-shop operator (MSO) of high-quality collision repair service in the U.S. The company, which also operates the growing Crash Champions...
    Minimum wage
    Full time
    Apprenticeship
    Local area
    Remote work

    Crash Champions

    Gaithersburg, MD
    2 days ago
  • $100k - $125k

     ...DescriptionThis role is responsible for designing and developing fire protection systems...  ...of rigorous, repeatable Fire Protection Engineering processes, ensures technical...  ...document, with minimal supervision.Develop mechanical/physical system design concepts, design... 
    Contract work
    Work at office
    Remote work

    X Energy, LLC

    Rockville, MD
    7 hours ago
  • $115k - $180k

     ...document control. Qualifications Bachelor’s degree in mechanical, electrical, or architectural engineering (or another engineering discipline) from an...  ...organization. Ability to access and interpret all types of design and contract instruments including BIM models. Ability... 
    Contract work
    Flexible hours

    Affiliated Engineers, Inc

    Rockville, MD
    4 days ago
  •  ...Senior Commissioning Engineer The Senior Commissioning Engineer plays a pivotal role...  ...works closely with our MEP engineering design teams to verify that all drawings and documents...  ...Bachelor's degree in Mechanical or Electrical Engineering. Experience... 
    Night shift

    WB Engineering

    Rockville, MD
    2 days ago
  • $43.05 per hour

     ...Pepco Holdings is seeking a Building Engineer B in Bethesda, MD, to operate, maintain, and repair heating, air-conditioning, plumbing, and electrical systems. Ideal candidates will have a valid District of Columbia Class 3 Stationary Engineers license or Maryland Grade... 
    Hourly pay

    Pepco Holdings

    Bethesda, MD
    7 hours ago
  • $35 - $40 per hour

     ...as their Reliable Partner of Choice. CMT is seeking an Engineering Technician VI (HVAC) who possesses a comprehensive...  ...including advanced HVAC repair, control systems expertise, and mechanical maintenance of complex building infrastructure. Engineering... 
    Contract work
    Local area
    Shift work

    CMT Services Inc

    Rockville, MD
    8 days ago
  • $22.09 - $29.74 per hour

     ...Building Engineer Adventist HealthCare seeks to hire a Building Engineer for our Post Acute Care Services department who will embrace...  ...Perform daily routine maintenance rounds and inspections of mechanical rooms, equipment, machinery, buildings, and facilities within... 
    Daily paid
    Full time
    Temporary work
    For contractors
    Work at office
    Monday to Friday
    Flexible hours
    Shift work
    Weekend work
    Day shift
    Afternoon shift

    Adventist HealthCare

    Rockville, MD
    6 days ago
  • $24.41 - $34.18 per hour

     ...Building Engineer Adventist Healthcare seeks to hire an experienced Building Engineer for our Shady Grove Medical Center who will...  ...diploma or equivalent Three years' experience working for a mechanical or general contractor, or experience in a commercial or hospital... 
    Daily paid
    Temporary work
    For contractors
    Apprenticeship
    Work at office
    Flexible hours
    Shift work
    Night shift
    Weekend work

    Adventist HealthCare

    Rockville, MD
    5 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Mechanical Design Engineer. Be the first to apply!