Demo

Senior Electrical/Mechanical Engineer

Nationwide IT Services
Fairfax, VA Full Time
POSTED ON 10/9/2026
AVAILABLE BEFORE 1/5/2027
Electrical/Mechanical Engineer - Senior
Clearance requirement: Must possess or be able to obtain a Secret security clearance.

Nationwide IT Services (NIS) is seeking a Senior Electrical/Mechanical Engineer to support a large-scale federal facilities engineering and infrastructure effort. This position is designated as Key Personnel for the base contract and is 100% remote.

The Senior Electrical/Mechanical Engineer will provide engineering expertise supporting facilities electrical and mechanical systems, building controls, utility monitoring and control systems, and related infrastructure. The ideal candidate will bring extensive engineering experience with large-scale facilities and a strong background in evaluating, troubleshooting, testing, and improving complex building and utility systems.

Responsibilities:
  • Perform engineering surveys, assessments, and technical evaluations of electrical and mechanical systems.
  • Troubleshoot equipment, building systems, controls, and related infrastructure.
  • Support HVAC and mechanical systems, including testing, adjusting, and balancing (TAB).
  • Evaluate and support Building Automation Systems (BAS/BMS) and facility control systems.
  • Support Utility Monitoring & Control Systems (UMCS) and utility metering.
  • Work with SCADA (Supervisory Control and Data Acquisition) and Direct Digital Controls (DDC) environments.
  • Assess electrical distribution and facility electrical systems.
  • Support controls and metering modifications and building technology assessments.
  • Participate in system commissioning, testing, and performance evaluations.
  • Support electrical safety activities, including arc-flash assessments, as applicable.
  • Provide technical leadership and oversight within the engineering functional area.
The work described for the program specifically includes engineering surveys and assessments, equipment and system troubleshooting, controls and metering modifications, building technology assessments, and HVAC air/water TAB.

Required Qualifications:
  • 10 years of Electrical and/or Mechanical Engineering experience.
  • Bachelor’s degree in engineering from an accredited college or university.
  • Professional Engineer (PE) license — required.
  • Relevant management or supervisory experience.
  • Demonstrated experience within the engineering functional area of the project.
  • Must possess or be able to obtain a Secret security clearance.
Preferred Experience
  • HVAC and mechanical systems.
  • BAS/BMS.
  • UMCS.
  • SCADA.
  • DDC and building/facility controls.
  • Electrical distribution systems.
  • Utility metering.
  • Testing, Adjusting and Balancing (TAB).
  • Commissioning and system testing.
  • Arc-flash assessments.
  • Previous DoD, USACE, or other federal facilities experience.

Ideal Candidate
A Mechanical or Electrical Professional Engineer (PE) with 10 years of experience supporting large facilities and building systems, particularly someone with DoD/USACE experience involving HVAC, building controls, UMCS, and/or SCADA systems.

About Nationwide IT Services 
NIS is a CVE-verified Service-Disabled Veteran-Owned Small Business and an IT and management consulting company. Our mission is to deliver value-added services to our customers, leveraging technology, people, and industry best practices to implement innovative solutions through our trusted employees and team members.   

Our benefits package includes medical, dental, and vision insurance, life and disability insurance, a 401(k) plan with employer match, paid holidays, PTO (sick/vacation), commuter benefits, employee assistance program (EAP), and educational reimbursement, along with Pet Insurance. 

Salary range $100,000 to $175,000 annually 
The salary range is a general guideline. We consider several factors when determining base salary offers, including the position's scope and responsibilities, the candidate's experience, education, and skills, and current market conditions.




Salary : $100,000 - $175,000

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