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Electronic Security Systems (ESS) Service Technician - Level III

eVigilant
vision insurance, flexible benefit account, parental leave, 401(k)
United States, Virginia, Manassas
8807 Sudley Road (Show on map)
May 05, 2026

Evolver is a cybersecurity and digital transformation company supporting national defense, federal civilian agencies, and Fortune 500 organizations. We help customers secure critical systems, modernize enterprise technology, and solve complex operational challenges through integrated capabilities spanning cybersecurity, enterprise IT infrastructure, cloud, software development, data analytics, legal technology and eDiscovery, applied AI, and electronic security systems. Our teams combine deep technical expertise with mission understanding to deliver secure, reliable, and scalable solutions that advance performance in high-stakes environments.

The Level III Electronic Security Systems (ESS) Service Technician is a senior-level position dedicated to the advanced maintenance, troubleshooting, and repair of enterprise electronic security systems. Distinct from installation-focused roles, this position concentrates on diagnosing complex issues, performing preventative maintenance, and ensuring maximum uptime for critical Access Control Systems (ACS), Intrusion Detection Systems (IDS), and specialized locking hardware. The ideal candidate will possess profound technical expertise in leading security platforms and consistently deliver exceptional customer service to commercial and federal clients.

Responsibilities



  • Advanced Service and Repair: Respond to escalated service tickets to diagnose, troubleshoot, and resolve high-level technical issues with electronic security systems, encompassing panels, edge devices, and integrated network components.
  • Preventative Maintenance: Execute comprehensive system inspections, software updates, and hardware testing to guarantee optimal performance and preempt future system failures.
  • System Expertise: Independently service, program, and restore operations for complex systems, specifically including DMP, Lenel, Gallagher, and Bosch platforms.
  • Hardware Specialization: Troubleshoot, repair, and replace specialized locking mechanisms, with a distinct emphasis on X-10 lock systems and associated door hardware.
  • Customer Support and Communication: Serve as the primary technical point of contact during service calls. Effectively communicate complex technical issues to clients, supplying consistent updates regarding repair status and operational timelines.
  • Mentorship and Escalation: Act as the highest level of field escalation for Level I and Level II service technicians. Administer on-the-job training and guidance to facilitate the resolution of complex service calls.
  • Documentation and Compliance: Maintain meticulous and accurate records of services performed, materials utilized, and time expended on site utilizing a computerized maintenance management system or designated ticketing system.


Basic Qualifications:



  • High School diploma or General Educational Development (GED) certificate is required.
  • 5 to 7 years of hands-on service and troubleshooting experience within the commercial or federal electronic security industry.
  • Must reside local to Northern Virginia and the surrounding areas and be on a rotational on call status.
  • Must be able to successfully pass and continuously maintain a United States Government (USG) security clearance and comprehensive background check.
  • 5+ years of demonstrated track record of servicing and performing advanced programming on DMP, Lenel, Gallagher, Axis, Milestone, Bosch, and similar systems.
  • Must maintain an excellent safety record. Must hold a valid driver's license and a clean driving record to meet corporate eligibility requirements for operating a company-owned vehicle as necessitated by field operations.
  • Must be able to safely lift a minimum of 50 pounds.
  • Must be capable of working at various heights up to 60 feet, as well as climbing and safely maintaining balance on scaffolds, aerial lifts, catwalks, and all classifications of ladders.
  • Requires the physical capacity to walk, climb, lift, squat, crawl, kneel, push, pull, and reach overhead on a routine and repetitive basis.


Preferred Qualifications



  • 3+ years of experience repairing, replacing, and configuring X-10 lock systems and similar specialized locking mechanisms is preferred.
  • Active factory certifications in the required core systems are highly preferred. Familiarity with Hirsch or Velocity systems is considered a strong professional advantage.
  • Exceptional diagnostic capabilities supplemented by a profound understanding of low-voltage electronics, multimeter operation, relays, and network architecture as it pertains to physical security.
  • Outstanding customer service abilities, effective time management skills, and the proven capacity to perform reliably under pressure during critical system outages.


Evolver is an equal opportunity employer and welcomes all job seekers. It is the policy of Evolver not to discriminate based on race, color, ancestry, religion, gender, age, national origin, gender identity or expression, sexual orientation, genetic factors, pregnancy, physical or mental disability, military/veteran status, or any other factor protected by law.

Actual salary will depend on factors such as skills, qualifications, experience, market and work location. Evolver offers competitive benefits, including health, dental and vision insurance, 401(k), flexible spending account, and paid leave (including PTO and parental leave) in accordance with our applicable plans and policies.


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