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Added 3 mins ago
O
Network Security and Firewall Engineer - City
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OKLAHOMA CITY, OK · Oklahoma City, OK
- $44.42 to $67.92 USD / hour
…an immediate supervisor. The Network Security and Firewall Engineer is responsible for designing, implementing, configuring, managing, and maintaining firewall infrastructure to protect the…
Added 10 mins ago
LC
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XL Batteries
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Added 29 mins ago
FC
Mechanical Engineer (Engineer IV)
Fairfax County
Fairfax, VA
- $42.68 to $74.68 USD / hour
Fairfax County’s Facilities Management Department (FMD) is seeking a highly skilled Senior Mechanical Engineer / Project Manager to lead the development and execution of complex capital and…
Added 33 mins ago
Lead BE- CN
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Mechanical Construction and Quality Control
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Electrical Construction and Quality Control
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Supervisor - Operations Engineering
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…Oil business segment. The position leads engineering support, project execution, risk mitigation, integrity-related activities, and response to emergent operational issues. This role…
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Quality Control Manager
Harper Construction
Oklahoma City, OK
- $125,000 to $155,000 USD / year
Minimum of 10 years of combined experience in the following positions: Superintendent, Project Manager, Project Engineer, Construction Manager, or Quality Control Manager
Added 2 hours ago
B&
Senior Electrical Engineer - Water/Wastewater
Black & Veatch Family of Companies
Los Angeles, CA
- $163,404 to $272,872 USD / year
Provide technical guidance on client standards and expectations to engineering and technician staff in the regional design centers that are supporting project detailed design

Fairfax County

Mechanical Engineer (Engineer IV)

Fairfax, VA, United States

$42.68 to $74.68 USD / hour

Apply on governmentjobs.com About employer

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Job details

Pay: $42.68 to $74.68 USD / hour
Apply by: Jan 8, 2027
Posting language: English
Posted: Nov 14, 2026

Original job description

Job Announcement $5,000 Signing Bonus*This position includes a sign-on bonus of $5,000 for new county hires.

Fairfax County’s Facilities Management Department (FMD) is seeking a highly skilled Senior Mechanical Engineer / Project Manager to lead the development and execution of complex capital and non-capital projects in occupied county facilities. This role provides senior level leadership under the general direction of the Project Coordinator (Principal Engineer) and/or the Division Director of Design, Engineering, and Construction. The successful candidate will manage largescale or multiple simultaneous mechanical, HVAC, plumbing, and building automation projects that require close coordination across county departments and stakeholder groups. This is an excellent opportunity for a licensed Professional Engineer who thrives in a collaborative, technically challenging environment.

Key Responsibilities

Serves as the primary Fairfax County representative leading design projects and resolving construction issues.
Establishes project objectives and performance standards to ensure high-quality engineering solutions.
Performs complex professional engineering work involving the design, installation, operation, and maintenance of HVAC, Building Automation Systems (BAS), and plumbing systems for new construction, renovations, and capital renewal projects.
Conducts detailed review and analysis of engineering plans, specifications, and code compliance for HVAC and plumbing systems.
Acts as a subject matter expert within FMD and for multiple county departments and agencies.
Prepares and reviews mechanical engineering calculations, reports, construction drawings, specifications, schedules, and project budgets.
Signs and seals engineering work products in accordance with licensure requirements.
Ensures all assigned projects are completed on time, meet FMD and industry quality standards, and remain financially and operationally efficient.
Manages complex projects in occupied commercial or institutional environments.
Leverages a strong technical background, excellence in design, attention to detail and quality control to perform and review mechanical engineering calculations, reports, construction drawings, specifications, schedules and budgets for commercial building mechanical, plumbing systems, and building automation systems.

Note: This position is designated as an Essential Employee.Employment Standards MINIMUM QUALIFICATIONS:Any combination of education, experience, and training equivalent to the following: (Click on the aforementioned link to learn how Fairfax County interprets equivalencies for “Any combination, experience, and training equivalent to”)

Graduation from a four-year college or university accredited by the Accreditation Board of Engineering and Technologies with a bachelor's degree in the appropriate engineering or architectural field; plus, four years of progressively responsible professional experience in the appropriate engineering or architectural field. Possession of a valid Virginia Professional Engineer or Architect license is required.

CERTIFICATES AND LICENSES REQUIRED:

Valid driver's license
Valid Professional Mechanical Engineer License for the state of Virginia. An individual who possesses a valid Professional Engineer license in another state will be granted a temporary exemption of a maximum of six months to this requirement pending the Virginia Board for Professional Engineers decision regarding that individual's application for reciprocity.

BONUS ELIGIBILITY:

Positions within this classification that are general merit may be eligible for a one-time hiring incentive bonus for new county employees only. This bonus program requires a signed payback agreement between the department and employee.

NECESSARY SPECIAL REQUIREMENTS:

The appointee to this position will be required to complete a criminal background check and driving record check to the satisfaction of the employer.

PREFERRED QUALIFICATIONS:

Valid professional mechanical engineer license in the state of Virginia.
5 Plus years’ experience as a lead mechanical P.E. responsible for design and sealing of commercial building mechanical and plumbing system projects.
3 years of experience as a lead mechanical P.E. with design of commercial building automation systems managing commercial building HVAC systems and operations and the design and construction of critical building mechanical and plumbing design and construction projects.
Experience for designing and construction of life cycle mechanical systems and component replacement in occupied mission critical commercial buildings.
Strong background in energy management informing, validating and optimizing commercial building mechanical, automation and plumbing systems design and operation.
Experience managing project design contracts.
Strong contract management skills.

PHYSICAL REQUIREMENTS:

Ability to climb ladders, access tight spaces, crawl, reach, lift 25 lbs, push 25 lbs, etc. Ability to work with extended exposure to outside environment including harsh weather as well as inside environments of extreme heat and cold. Dexterity to use hand tools. Must be able to access facility equipment and equipment rooms. Must be able to communicate by phone. Must be mobile to access active construction sites. Must communicate with others verbally and in writing. Must drive a motor vehicle. Vision to see detail drawings, construction and discern color. All duties performed with or without reasonable accommodations.

SELECTION PROCEDURE:

Panel interview and exercise will be administered.

Note: This job announcement is listed with a closing date of 1/8/27, and interested applicants are advised to submit their applications as soon as possible. Interviews will be conducted on a regular basis throughout the recruitment with candidates whose qualifications best fit our needs. If your application is received later in the recruitment process, it may not be reviewed or considered. The application process may close prior to the currently advertised closing date when the position has been filled.

Fairfax County is home to a highly diverse population, with a significant number of residents speaking languages other than English at home (including Spanish, Asian/Pacific Islander, Indo-European, and many others.) We encourage candidates who are bilingual in English and another language to apply for this opportunity.

Fairfax County Government prohibits discrimination on the basis of race, color, religion, national origin, sex, pregnancy, childbirth or related medical conditions, age, marital status, disability, sexual orientation, gender identity, genetics, political affiliation, or military status in the recruitment, selection, and hiring of its workforce.

Reasonable accommodations are available to persons with disabilities during application and/or interview processes per the Americans with Disabilities Act. TTY 703-222-7314. DHREmployment@fairfaxcounty.gov EEO/AA/TTY.

Merit Positions Fairfax County is proud to offer employees an attractive and comprehensive benefits program, including the following:

Medical/Vision/Dental Insurance Coverage
Group Term Life Insurance
Long Term Disability
LiveWell Program
Flexible Spending Programs
Paid Leave (annual, sick, parental, volunteer activity, and more!)
Paid Holidays
Contributory Retirement Plan
Deferred Compensation
Employee Assistance Program
Employees' Child Care Center
Continuous Learning Opportunities

Please click here for a summary of our benefits. NOTE: Fairfax County Government is a qualifying employer under the Public Service Loan Forgiveness program. For more information about the PSLF program: Public Service Loan Forgiveness | Federal Student Aid For additional details please visit the County's benefits webpage.

Non-Merit Positions

Non-Merit Benefit Eligible: scheduled to work a minimum 1,040 hours and no more than a maximum of 1,560 hours in a calendar year.
Medical/Vision/Dental Insurance Coverage
Flexible Spending Program
Deferred Compensation
Temporary: scheduled to work a maximum of 900 hours in a calendar year.
No benefits

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Jobs in the United States