Fire Alarm Service Technician

Where Skilled Technicians Build Lasting Careers.
For more than 55 years, Alarm Detection Systems (ADS) has helped businesses and homeowners protect what matters most through industry-leading fire alarm, security, video surveillance, and access control solutions.
We're looking for an experienced Fire Alarm Service Technician who takes pride in delivering quality workmanship and protecting lives through reliable life safety systems. In this role, you'll install, inspect, test, troubleshoot, and service commercial fire alarm systems while working directly with customers, contractors, and Authorities Having Jurisdiction (AHJs).
If you're passionate about your trade, enjoy solving complex technical challenges, and want to build your career with a company that values your expertise, we'd love to hear from you.
Why Join ADS?
At ADS, our culture is built on five core values:
Customer First – We put our customers at the center of everything we do.
Do What You Say and Whatever It Takes – We honor our commitments and follow through.
Embrace Change and Pursue Growth – We continuously learn, improve, and adapt.
Be a Team Player – We work together to achieve shared success.
Care About People – We value relationships and genuinely care about our customers, coworkers, and communities.
At ADS, we know great technicians are the foundation of our success. That's why we invest in the people who keep our customers safe. You'll have the opportunity to work on a wide variety of commercial fire alarm and life safety systems while receiving ongoing manufacturer training, certification support, and professional development. We provide the tools and resources you need to succeed, including a company-provided vehicle, tool allowance, and the support of an experienced team that values quality workmanship and collaboration.
As a Fire Alarm Technician, you'll enjoy consistent work, opportunities to expand your technical expertise, and the stability of a company that's been protecting customers for more than 55 years. Whether you're looking to earn additional certifications, take on more complex projects, or build a long-term career, ADS is committed to helping you grow every step of the way.
How You'll Make an Impact
Install, inspect, test, service, and repair commercial fire alarm and life safety systems in accordance with NFPA standards and applicable codes.
Program, configure, diagnose, and troubleshoot a variety of commercial fire alarm systems.
Read and interpret blueprints, schematics, engineered drawings, and technical documentation.
Install conduit and perform installations with quality workmanship and attention to detail.
Identify code deficiencies, system impairments, and recommend corrective actions.
Perform system pre-testing and coordinate rough and final inspections with Authorities Having Jurisdiction (AHJs).
Complete service calls while providing exceptional customer service and communication.
Prepare inspection reports, work orders, records of completion, and other required documentation.
Train customers on the operation of fire alarm and related life safety systems.
Maintain manufacturer certifications and participate in ongoing technical training.
Participate in an on-call rotation to support after-hours emergency service.
Maintain a clean, organized company vehicle, tools, and inventory.
Partner with customers, contractors, inspectors, and coworkers to deliver reliable life safety solutions.
What Makes You a Great Fit
You're passionate about life safety and delivering quality workmanship.
You enjoy troubleshooting and solving technical challenges.
You take pride in doing the job right the first time.
You communicate professionally with customers, inspectors, contractors, and coworkers.
You work independently while also being a dependable team player.
You're organized, safety-focused, and committed to continuous learning.
You enjoy working in the field and adapting to a variety of commercial job sites.
Background & Experience
High school diploma or equivalent.
Minimum of 3 years of commercial fire alarm installation, inspection, testing, and service experience.
NICET Level II Certification required.
CSA Denver License required.
Working knowledge of NFPA 72 and applicable fire, building, and electrical codes.
Experience reading blueprints, schematics, and engineered drawings.
Experience programming and troubleshooting commercial fire alarm systems.
Benefits & Perks
Company-Provided Vehicle
Company Cell Phone and Laptop
Tool Allowance Program
Medical, Dental, and Vision Insurance
Life Insurance
Employer-Paid Short-Term Disability
Optional Long-Term Disability
401(k) with Tiered Employer Match
Paid Time Off (PTO) starting at 3 weeks per year
Eight Paid Holidays
Paid Parental Leave
Tuition Reimbursement
Professional Development, Manufacturer Training, and Certification Opportunities
Employee Assistance Program (EAP)
Employee, Friends, and Family Discounts on Security Systems and Monitoring Services
Pet Insurance Discount
Company-Sponsored Events (Friends and Family Welcome!)
Ready to Grow With Us?

Employment type
Full-Time

Work arrangement
No