Senior Security Systems Technician - Field Troubleshooter & Leader

TECHNOLOGY SOLUTIONS OF CHARLESTON, INC.; Charleston (SC); On-site; USD 37,000 - 44,000; Full time

Benefits offered by this job

Company vehicle

Tools provided

Paid training and certification

Advancement opportunities

Work on large commercial projects

Job summary

Technology Solutions of Charleston is seeking an experienced Senior Security Systems Technician to troubleshoot, diagnose, repair, and commission commercial security systems in the Charleston area. This full-time role involves working on access control, CCTV, and related hardware across commercial, K-12, higher education, and government facilities.

The candidate should have 5+ years of relevant experience, the ability to work independently in the field, and strong troubleshooting skills.

Qualifications

• Minimum 5 years of commercial low-voltage/security experience.
• Valid driver’s license and acceptable driving record.
• Ability to pass a background check and drug screening.
• Willingness to travel locally throughout the Charleston area.
• NICET, ESA, manufacturer certifications, or other relevant certifications are a plus.

Responsibilities

• Install, program, troubleshoot, and service access control systems.
• Troubleshoot card readers, access-control panels, door position switches, REX devices, electric strikes, maglocks, and electrified exit hardware.
• Install and troubleshoot CCTV/IP camera systems and NVRs.
• Troubleshoot gate operators, gate access control, and related hardware.
• Diagnose power supplies, batteries, UPS systems, network connectivity, and communication issues.
• Terminate and test low-voltage cabling.
• Read and interpret wiring diagrams, plans, and system documentation.
• Perform system commissioning and testing.
• Identify the root cause of system failures rather than simply replacing components.
• Communicate professionally with customers, general contractors, electricians, and other trades.
• Complete service documentation and work orders accurately.
• Assist junior technicians with troubleshooting and technical training.

Skills

Troubleshooting

Electrical fundamentals

Customer communication

Field independence

Mentoring

Read wiring diagrams

System commissioning

Education

NICET/ESA certifications

Tools

Multimeters

Diagnostic equipment

Network switches

CCTV/IP equipment

Job description

Technology Solutions of Charleston is seeking an experienced Senior Security Systems Technician to troubleshoot, diagnose, repair, and commission commercial security systems in the Charleston area. This full-time role involves working on access control, CCTV, and related hardware across commercial, K-12, higher education, and government facilities.

The candidate should have 5+ years of relevant experience, the ability to work independently in the field, and strong troubleshooting skills.