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Building Automation Systems (BAS) Project Specialist (Engineer III)

Fairfax County
FAIRFAX (EJ32), VA Full Time
POSTED ON 9/12/2026
AVAILABLE BEFORE 10/9/2026
We are seeking a highly skilled professional to lead the design, construction, and implementation of advanced automation systems in occupied spaces including new installations and retrofits. This role is ideal for a technical expert who thrives on managing complex projects from concept to completion while ensuring operational excellence and cost efficiency.

Key Responsibilities
  • Serves as the department’s subject matter expert for BAS/EMCS systems, including equipment, protocols, building codes, IT integration, and troubleshooting.
  • Takes full ownership of BAS/EMCS and HVAC capital projects—manage schedules, budgets, risks, and quality standards.
  • Develops and reviews design requirements, approve plans, author Scope of Work documents, and validate system performance.
  • Oversees installation, commissioning, and ensure compliance with industry standards and codes.
  • Applies strong IT programming, mechanical, and electrical problem-solving skills to deliver successful projects.

Note: This position is essential personnel.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, three years of progressively responsible professional experience in the appropriate engineering or architectural field.

CERTIFICATES AND LICENSES REQUIRED:
Valid driver's license 

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:
  • At least two years’ direct experience as the capital project lead (engineer or project manager) specifying and managing installation and replacement of commercial Building Automation Systems (BAS)/Energy Management Control Systems (EMCS)/Building Energy Management Systems (BEMS);
  • At least two or more years of demonstrated experience in the full performance responsibility for a portfolio of complex commercial building systems replacement projects in occupied commercial facilities including but not limited to: development of contracts, authoring scope of work, financial oversight, submittal approval, RFI responses, construction quality, safety performance, oversight of quality metrics and quality performance, contractor selections and oversight, oversight of project documentation and project schedule, and risk mitigation;
  • Experience working with HVAC systems;
  • Experience working with programming/configurations of building management systems/energy management control systems/building energy management systems;
  • Experience in facility operations and energy management activities;
  • Currently possess one of the following HVAC/BAS related certifications: Trane Summit 102; Trane Tracer ES Installation and Programming; Siemens APOGEE/Desigo; Delta Building Automation; Automated Logic/Web Control BAS; Tridium/Niagara;
  • Excellent oral and written communication skills, including ability to effectively communicate technical topics to internal and external customers;

PHYSICAL REQUIREMENTS:
Must be able to access facility equipment rooms, attics and roofs. Must be able to climb ladders. Must be able to communicate by telephone and computer. Must be able to discern color for review and monitoring of electronic systems. Must have eyesight adequate to review engineering plan. All duties performed with or without reasonable accommodations.

SELECTION PROCEDURE:
Panel interview and written and practical exercise maybe administered. 

Note: This job announcement is listed with a closing date of 10/9/26, 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.

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Salary : $80,777 - $141,360

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