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Building Automation Systems Jobs in California (NOW HIRING)

Building Automation Systems (BAS) Controls Engineer As a Building Automation Systems (BAS) Controls Engineer, solve HVAC quandaries using data analysis, field investigations, analytic tools, and ...

Building Engineer Building Automation Systems (BAS)Join a High-Performance Facilities Operations Team We're seeking an experienced Building Engineer with a strong background in Building Automation ...

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Building Automation Systems information

See California salary details

$30.6K

$115.1K

$167.3K

How much do building automation systems jobs pay per year?

As of Aug 25, 2026, the average yearly pay for building automation systems in California is $115,080.00, according to ZipRecruiter salary data. Most workers in this role earn between $90,300.00 and $137,200.00 per year, depending on experience, location, and employer.

What are building automation systems?

Building Automation Systems (BAS) are centralized, computerized networks that monitor and control a building's mechanical and electrical equipment, such as heating, ventilation, air conditioning (HVAC), lighting, security, and fire systems. These systems aim to improve occupant comfort, enhance energy efficiency, and ensure the safe operation of building systems. By automating routine tasks and optimizing system performance, BAS can significantly reduce operating costs and environmental impact. Modern BAS often include smart sensors, controllers, and user interfaces for real-time monitoring and management.

What are the typical daily responsibilities of a building automation systems technician?

A Building Automation Systems technician typically spends their day monitoring, maintaining, and troubleshooting automated controls for heating, ventilation, air conditioning, lighting, and security systems within commercial or industrial buildings. Daily tasks often include responding to system alarms, performing preventive maintenance, updating software or firmware, and ensuring optimal system performance. Technicians frequently collaborate with facility managers, electricians, and IT professionals to coordinate repairs and upgrades. This role requires a strong attention to detail and the ability to adapt quickly to new technologies and evolving building needs.

What are the key skills and qualifications needed to thrive as a building automation systems specialist, and why are they important?

To thrive as a Building Automation Systems Specialist, you need a strong background in HVAC systems, electrical engineering, and controls technology, usually supported by a relevant associate's or bachelor's degree. Familiarity with BAS platforms such as Siemens, Johnson Controls, or Honeywell, as well as certifications like Niagara AX/N4, are typically required. Analytical thinking, problem-solving, and effective communication help specialists troubleshoot issues and collaborate with facility teams. These skills ensure the efficient operation, energy savings, and reliability of building systems, directly impacting occupant comfort and facility costs.

What is the difference between Building Automation Systems vs HVAC Technicians?

Building Automation SystemsHVAC Technicians
Designs, installs, and maintains integrated building control systemsInstalls, repairs, and maintains heating, ventilation, and air conditioning equipment
Requires knowledge of control systems, networking, and softwareRequires HVAC certifications and mechanical skills
Works in commercial, industrial, and large building environmentsWorks primarily in residential, commercial, and industrial settings

Building Automation Systems focus on integrated control of building functions through software and networked systems, while HVAC Technicians specialize in mechanical systems for climate control. Both roles often collaborate but have different technical requirements and work scopes.

How to get into building automation systems?

Building automation systems (BAS) technicians and engineers typically start with a background in HVAC, electrical, or mechanical systems, often obtaining relevant certifications such as the Certified Building Commissioning Professional (CBCP) or manufacturer-specific training. Gaining experience with control systems, networking, and programming languages like BACnet or LonWorks is also valuable, along with familiarity with building management software. Entry-level roles may require an associate degree or technical training, with opportunities for advancement through on-the-job experience and additional certifications.

Is Building Automation Systems a good career?

Building Automation Systems (BAS) professionals design, install, and maintain systems that control building functions like heating, cooling, and lighting. The field offers steady demand, opportunities for specialization, and requires knowledge of control systems, networking, and certifications such as BACnet or CCNA. It can be a rewarding career for those interested in technology and facility management.

What does a building automation systems do?

A Building Automation Systems (BAS) technician or engineer designs, installs, and maintains systems that control building functions such as heating, cooling, lighting, and security. They use specialized software and tools to ensure energy efficiency, safety, and comfort in commercial or industrial buildings. Knowledge of HVAC, electrical systems, and relevant certifications are often required for this role.

What is a building automation systems job?

A building automation systems (BAS) technician or engineer is responsible for designing, installing, maintaining, and troubleshooting automated control systems that manage building functions such as heating, ventilation, air conditioning, lighting, and security. They often work with specialized software and hardware, require knowledge of electrical and mechanical systems, and may hold certifications like BACnet or HVAC licenses. The role involves ensuring energy efficiency, system reliability, and safety within commercial or industrial buildings.

What are popular job titles related to Building Automation Systems jobs in California?

For Building Automation Systems jobs in California, the most frequently searched job titles are:

What job categories do people searching Building Automation Systems jobs in California look for?

The top searched job categories for Building Automation Systems jobs in California are:

What cities in California are hiring for Building Automation Systems jobs?

Cities in California with the most Building Automation Systems job openings:

Infographic showing various Building Automation Systems job openings in California as of August 2026, with employment types broken down into 80% Full Time, 14% Part Time, 5% Contract, and 1% Nights. Highlights an 86% Physical, 2% Hybrid, and 12% Remote job distribution, with an average salary of $115,080 per year, or $55.3 per hour.

Building Automation Systems Specialist

Siemens Mobility

Fremont, CA • On-site

$61.55 - $105.51/hr

Other

Posted 5 days ago


Siemens Mobility rating

7.6

Company rating: 7.6 out of 10

Based on 38 frontline employees who took The Breakroom Quiz

249th of 494 rated machine equipment manufacturers


Job description

  • Fremont - California - United States of America

Position Location: This role supports our Fremont, CA branch location, which serves customers throughout the greater San Francisco, CA 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 !

Our S ystem s Specialists participate in the installation, startup, and commissioning of building automation system equipment that has been newly installed and supports the verification of the system database and programming, ensuring consistency with the scope of work and sequence of operations. Our S ystems Specialists are the face of Siemens, and your expertise and regular interaction with the customer will help them save energy and money, as well as create a more sustainable future for our environment.

As a S ystems Specialist , you will:
  • Commission new distributed digital control systems on construction sites within planned timelines. Documents commissioning details;communicatesdeficiencies and progress
  • Plan work with LeadTechnician, andTeam Leader
  • Network technologies: Assists with data back-up from data servers and the creation of automated back-up procedures. Supports troubleshooting and resolution of inconsistencies in the functions or sequence of operations.Assistswith the set-up and configuration of PC workstations and user interfaces
  • Support the confirmation of proper network performance
  • Operational testing, verification, and acceptance: Runs routine reports to review system operation. Participates in final inspection and testing. Supports customer acceptance.Assistswith customer trainingonsystem operations
  • Complete andsubmitroutinewrittenreports. Provides plans and control system documents to engineering for as-built drawings
  • Project site communication and coordination: May support others in the scheduling of trade contractors to coordinate startup services. Submitsaccuratetime and expense reports
  • Workovertime when needed(Compressed schedule performance can be a factor and will require extended hours to meet commitments)
  • Work rotational on-call and/or minimal overnight travel
  • Adhereto local, corporate, and OSHA safety policies and procedures.Ability to work in a team environment providing dedicated support to our customers
You will make an impact with these qualifications: Basic Qualifications:
  • 1+ yearsofexperience installing and servicing electronic control or HVAC equipment
  • Electro-mechanicalexperience(eitherina previousrole or througheducation) and user PC/software skill
  • On-the-job experiencereading, understanding, and interpreting design and constructiondocuments
  • Abilityand willingnessto work in a variety of circumstances including climbing ladders, scaffolds, and high liftequipment,working in ducts, crawl spaces, roofs, basements, above ceilings, and in variousconditions
  • Must be ableand willingto use hand tools, laptop, email, smartphone, and tablet as well as carryingand movingequipment and tools weighing up to 75 poundsunassisted
  • Experience withMicrosoft Office (Word, Excel, and Outlook)
  • Abilityand willingnessto work overtime asneeded
  • Must be 18 years of age andpossessa valid driver's license with limitedviolations; must meet eligibility requirements toparticipatein Siemens's fleet vehicle program
  • Legally authorized to work in the United States on a continual and permanent basis without companysponsorship
Preferred Qualifications:
  • High school diploma or state-recognized GED;Associate or Bachelor’sdegree inelectronics, mechanical engineering, or related
Ready to create your own journey?

Join u s today !

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.

O ur 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. #LI-TAG #West-EREF #VeteranCareers #TransitioningServiceMember #MilitarySpouseHvaccontrols, building controls, building automation, programming, field technician, heating, ventilation, air conditioning, direct digital control, apogee,desigo,modbus,tridium, Niagara,alerton, controls, commissioning,lonworks,bacnet,ddc,bau,bms,building management, mechanical systems, systemintegration

Curious to see what a BuildingAutomationSpecialist does every day?

The pay range for this position is $61,547 - $105,509 annually. The actual wage offered may be lower or higher depending on budget and candidate experience, knowledge, skills, qualifications, and premium geographic location.

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 linkAccommodationfor 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.

California Privacy Notice

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

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 linkAccommodationfor 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

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