Demo

Fire Alarm Service Technician

Alarm Detection Systems
Denver, CO Full Time
POSTED ON 7/18/2026
AVAILABLE BEFORE 11/15/2026

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?

If you're looking for an opportunity to work on industry-leading fire alarm systems, continue building your technical expertise, and join a company that values craftsmanship, safety, and its people, we'd love to hear from you.

Apply today and become part of a team that's been protecting people, property, and businesses for more than 55 years.


Compensation

Pay Range: $35.00–$44.00 per hour. Starting pay is based on experience, certifications, licenses, technical expertise, and overall qualifications.


In addition to competitive pay, this position includes:

  • Company-provided vehicle
  • Company cell phone and laptop
  • Tool allowance program
  • Paid manufacturer training and certification opportunities
  • Comprehensive benefits package
  • Opportunities for continued career growth

This is a full-time, onsite field position serving commercial customers throughout the Colorado region.


Alarm Detection Systems, Inc. is an Equal Opportunity Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, genetic information, veteran status, or any other protected status under applicable federal, state, or local law. Reasonable accommodations may be made to enable qualified individuals with disabilities to perform the essential functions of the position.


#ADS25

Salary : $35 - $44

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Fire Alarm Service Technician?

Sign up to receive alerts about other jobs on the Fire Alarm Service Technician career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$56,900 - $89,276
Income Estimation: 
$85,467 - $107,082
Income Estimation: 
$65,729 - $89,521
Income Estimation: 
$69,185 - $95,783
Income Estimation: 
$72,742 - $95,551
Income Estimation: 
$83,910 - $111,089
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Alarm Detection Systems

  • Alarm Detection Systems Brighton, CO
  • #SR25 Protect What Matters. Build Your Career . For more than 55 years, Alarm Detection Systems (ADS) has helped businesses and homeowners protect what mat... more
  • 3 Days Ago

  • Alarm Detection Systems Chicago, IL
  • #SR25 Protect What Matters. Build Your Career . For more than 55 years, Alarm Detection Systems (ADS) has helped businesses and homeowners protect what mat... more
  • 3 Days Ago

  • Alarm Detection Systems Colorado, CO
  • Lead a Team. Drive Results. Make an Impact. We're looking for an experienced sales leader to take ownership of a sales district, develop a high-performing ... more
  • 6 Days Ago

  • Alarm Detection Systems Aurora, IL
  • Job Summary: The Fire Sprinkler Inspection Technician is a senior-level field technician responsible for the inspection, testing, and maintenance of water-... more
  • 7 Days Ago


Not the job you're looking for? Here are some other Fire Alarm Service Technician jobs in the Denver, CO area that may be a better fit.

  • Integrity Fire Safety Services Englewood, CO
  • Fire Alarm Service Technician Department: Alarm Service Reports To: Service Manager / Operations Manager Location: Englewood, Colorado Employment Type: Ful... more
  • 5 Days Ago

  • Guardian Fire Services Wheat Ridge, CO
  • Join our growing fire protection services team to provide best-in-class service to our clients! Wheat Ridge/Aurora, CO | Full-Time | $26.00 - $45.00/hour A... more
  • 8 Days Ago

AI Assistant is available now!

Feel free to start your new journey!