Senior Fire Alarm Systems Service Technician

Siemens Mobility; San Antonio (TX); On-site; USD 57,000 - 98,000; Full time

Job summary

Siemens Mobility in San Antonio, Texas is seeking a Senior Fire Alarm Systems Service Technician to service and maintain commercial fire alarm systems, ensuring safe and compliant operation for customers in the greater San Antonio area. The role includes mentoring junior technicians, documenting test results, and coordinating with leads and customers to plan tasks.

Requires 3+ years of experience, NICET Level 3 within 12 months, a valid US driver’s license, and ability to read construction

Qualifications

• 3+ years of experience installing or maintaining commercial fire alarm systems.
• Able to differentiate wire types/colors, use hand tools, laptop, email, smartphone and tablet, and lift up to 75 pounds.
• Must obtain NICET Fire Alarm Certification Level 3 within 12 months.
• Able to read and understand design and construction documents.
• Must be 18+ with a valid driver's license and eligible for Siemens' fleet vehicle program.
• Legally authorized to work in the United States without company sponsorship.

Responsibilities

• Execute comprehensive testing and inspections for systems under maintenance agreements.
• Create detailed test and inspection reports per code and customer needs.
• Respond to troubleshoot and perform repairs to maintain system functionality.
• Identify code/non-conformance issues and ensure adherence to standards.
• Quote small repair jobs and provide parts/labor details to estimators and sales.
• Plan work with Lead Technicians and Supervisors to strategize tasks.

Job description

Job ID

518488

Posted since

19-Aug-2026

Organization

Smart Infrastructure

Field of work

Company

Experienced Professional

Job type

Full-time

Office/Site only

Employment type

Permanent

Location(s)

• San Antonio - Texas - United States of America

Position Location:

This role supports our San Antonio, TX branch location, which serves customers throughout the greater San Antonio, TX area.

Here at Siemens, we take pride in enabling sustainable progress through technology. We do this through empowering customers by combining the real and digital worlds. We are i mproving how we live, work, and move today and for the next generation! We know that the only way a business thrives is if our people are thriving. That’s why we always put our people first. Our global, diverse team would be happy to support you and challenge you to grow in new ways. Who knows where our shared journey will take you?

Our Smart Buildings help to create efficient, safe, adaptable, and responsible environments. Our aim isn’t just about improving buildings; it’s about creating perfect places that improve people’s lives.

Transform the everyday with us!

Senior Fire Alarm Systems Service Technicians

play a crucial role in ensuring the safety and efficiency of our Smart Buildings. You will be responsible for the service and maintenance of commercial fire alarm systems . You will ensure that components are inspected, tested, operated , and maintained according to the operational requirements of the customer . In addition to your primary responsibilities, you will also act as a mentor, providing on-the-job training to less experienced technicians, fostering a culture of growth and knowledge-sharing within our team. Our Fire Alarm Service Technicians are the face of Siemens, and your expertise and regular interaction with the customer will help keep their buildings and inhabitants safe.

As a Senior Fire Alarm Systems Service Technician, you will:

• Execute comprehensive testing and inspections for systems under maintenance agreements.
• Create detailed test and inspection reports based on code requirements and customer needs
• Swiftly respond to, troubleshoot, and complete necessary repairs to maintain system functionality. Report on activities completed, deferred, or requiring further action or material
• Identify code and non-conformance issues, ensuring adherence to required standards
• Quote small repair jobs and provide detailed parts and labor requirements to estimators and sales for large repair projects
• Plan work with Lead Technicians and Supervisors to strategize tasks effectively

You will make an impact with these qualifications:

• 3+ years of experience in the installation and/or maintenance of commercial fire alarm systems
• Must be willing and able to differentiate types/colors of wire, use hand tools, laptop, email, smartphone, and tablet, carry and move equipment and tools weighing up to 75 poundsunassisted
• Must obtain NICET Fire Alarm Certification Level 3 within 12 months
• Must be able to demonstrate the ability to read/understand design and construction documents
• Must be 18 years of age and possess a valid driver's license with limited violations; must meet eligibility requirements to participate in Siemens' fleet vehicle program
• Legally authorized to work in the United States on a continual and permanent basis without company sponsorship

Preferred Qualifications:

• High school diploma or state-recognized GED; Associate degree in electronics or related field preferred
• 5+ years’ experience in the installation and/or maintenance of commercial fire alarm systems

About Siemens

We are a global technology company focused on industry, infrastructure, transport, and healthcare. From more resource-efficient factories, resilient supply chains, and smarter buildings and grids, to sustainable transportation as well as advanced healthcare, we create technology with purpose adding real value for customers.

Our Commitment to Equity and Inclusion in our Diverse Global Workforce

We value your unique identity and perspective. We are fully committed to providing equitable opportunities and building a workplace that reflects the diversity of society, while ensuring that we attract the best talent based on qualifications, skills, and experiences. We welcome you to bring your authentic self and transform the everyday with us.

Equal Employment Opportunity Statement

Siemens is an Equal Opportunity Employer encouraging inclusion in the workplace. All qualified applicants will receive consideration for employment without regard to their race, color, creed, religion, national origin, citizenship status, ancestry, sex, age, physical or mental disability unrelated to ability, marital status, family responsibilities, pregnancy, genetic information, sexual orientation, gender expression, gender identity, transgender, sex stereotyping, order of protection status, protected veteran or military status, or an unfavorable discharge from military service, and other categories protected by federal, state or local law.

EEO is the Law

Applicants and employees are protected from discrimination on the basis of race, color, religion, sex, national origin, or any characteristic protected by Federal or other applicable law.

Reasonable Accommodations

If you require a reasonable accommodation in completing a job application, interviewing, completing any pre-employment testing, or otherwise participating in the employee selection process, please fill out the accommodations form by clicking on this link Accommodationfor disability form . If you’re unable to complete the form, you can reach out to our AskHR team for support at 1-866-743-6367. Please note our AskHR representatives do not have visibility of application or interview status.

Application Deadline

This role will be posted for a minimum of five (5) days from the original posting date. The posting timeline may change based on applicant volume to ensure we attract and consider a strong and representative candidate pool.

California Privacy Notice

California residents have the right to receive additional notices about theirpersonal information. To learn more, click here .

Pay Transparency

Siemens follows Pay Transparency laws.

The pay range for this position is $57,120 - $97,920 annually. The actual wage offered may be lower or higher depending on budget and candidate experience, knowledge, skills, qualifications, and premium geographic location.

Criminal History

Qualified applications with arrest or conviction records will be considered foremployment in accordance with applicable local and state laws.

Washington , District of Columbia , United States of America

Abilene , Texas , United States of America