Security Systems Installer

National Network Services, LLC; Denver (CO); On-site; USD 55,000 - 75,000; Full time

Job summary

National Network Services, LLC (NNS) is seeking a Security Systems Installer in Denver, CO to install, configure, and test access control, CCTV, and intrusion-detection systems on commercial facilities, ensuring all equipment meets design specifications and quality guidelines.

You will read construction drawings, pull and terminate low-voltage cabling, mount devices, program equipment, and perform comprehensive functional tests, while documenting work, providing status updates to project

Qualifications

• Experience installing security systems including access control, video surveillance, intrusion detection.
• Reading construction drawings, wiring diagrams, and technical documentation.
• Proficiency with low-voltage cabling, terminations, testing, and labeling.
• Strong troubleshooting skills for hardware, wiring, and configuration issues.
• Knowledge of electrical and low-voltage codes and safety practices.
• Comfort working on active construction sites and coordinating with trades.
• Effective communication and ability to work independently or in a team.
• Valid driver’s license and reliable transportation to Denver-area sites.
• Prior security/low-voltage experience and relevant certifications are a plus.

Responsibilities

• Install, configure, and test security systems (access control, CCTV, intrusion detection).
• Read plans and schematics; pull and terminate cabling; mount devices.
• Program equipment and perform functional tests to meet design specs.
• Document work performed and provide status updates to project managers.
• Troubleshoot system issues and perform maintenance.
• Adhere to safety standards and company quality guidelines.

Skills

Security systems installation

Reading schematics

Low-voltage cabling

Troubleshooting

Electrical codes knowledge

Site safety practices

Communication

Driver's license

Team collaboration

On-site work

Education

High school diploma or equivalent

Electronics/low-voltage training

Tools

Low-voltage tools

Testing equipment

Job description

Company Description

National Network Services, LLC (NNS) is a full-service technology construction partner supporting clients from initial design through final build-out and beyond. The company provides comprehensive solutions that integrate technology infrastructure into construction projects of varying size and complexity. NNS manages projects through the entire lifecycle, including planning, installation, and post move-in service and support. Team members work closely with clients, contractors, and vendors to deliver reliable, high-quality technology systems tailored to each environment. The organization values technical excellence, safety, and responsive customer service.

Role Description

The Security Systems Installer is a full-time, on-site role based in Denver, CO. This role is responsible for installing, configuring, and testing security systems such as access control, CCTV, intrusion detection, and related low-voltage equipment in commercial and industrial facilities. Day-to-day tasks include reading and interpreting plans and schematics, pulling and terminating cabling, mounting devices, programming equipment, and performing functional tests to ensure systems meet design specifications. The installer collaborates with project managers, general contractors, and other trades, documents work performed, and provides clear status updates on job progress. The role also includes troubleshooting system issues, performing maintenance, adhering to safety standards, and ensuring all installations comply with relevant codes and company quality guidelines.

Qualifications

• Experience installing and servicing security systems, including access control, video surveillance, and intrusion detection equipment.
• Ability to read and interpret construction drawings, wiring diagrams, and technical documentation.
• Proficiency with tools and techniques for low-voltage cabling, terminations, testing, and labeling.
• Strong troubleshooting skills for diagnosing and resolving hardware, wiring, and configuration issues.
• Knowledge of applicable electrical and low-voltage codes, safety practices, and industry standards.
• Comfort working on active construction sites, including following site safety protocols and coordinating with other trades.
• Effective communication skills and the ability to work both independently and as part of a team.
• Valid driver’s license and reliable transportation to job sites in the Denver, CO area.
• Prior experience in security, low-voltage, or related fields; relevant certifications (e.g., manufacturer, low-voltage, or security systems) are a plus.
• High school diploma or equivalent required; technical or vocational training in electronics, networking, or low-voltage systems is beneficial.