Demo

Lead Building Automation Systems Specialist

Siemens and Careers
St. Louis, MO Full Time
POSTED ON 6/4/2026
AVAILABLE BEFORE 7/3/2026

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 improving 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 Lead Systems Specialists perform complex installation, startup, and commissioning of building automation system equipment that has been newly installed. Completes verification of complex system database and programming operations, ensuring consistency with the scope of work and sequence of operations. Diagnoses and repairs complex control system malfunctions and acts as a mentor to lower-level positions. Our Lead Systems 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
Lead Systems Specialist, you will:

  • Commission new distributed digital control systems on construction sites within planned timelines Documents commissioning details; communicate deficiencies and progress
  • Act as the Lead Technician and plans work with Team Leader
  • Support the Project Manager by attending job site coordination meetings and verifying installation progress
  • Network technologies: Perform data back-up from data servers and create automated back-up procedures. Troubleshoot and resolve inconsistencies in the functions or sequence of operations. Configure PC workstations and user interfaces. Confirm proper network performance
  • Operational testing, verification, and acceptance: Run routine reports to review system operation Perform final inspection, testing and customer acceptance. Provide customer training on system operations. Complete and submit routine written reports. Provide plans and control system documents to engineering for as-built drawings
  • Project site communication and coordination: Coordinate trade contractors to perform startup services
  • Work overtime 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
  • Submit accurate time and expense reports
  • Adhere to local, corporate, and OSHA safety policies and procedures


You will make an impact with these qualifications:

Basic Qualifications:

  • 3 years of experience with Electro-mechanical aptitude (either in a previous role or through education) and user PC/software skill
  • 3 years of experience installing and servicing electronic control or HVAC equipment
  • Must be able to demonstrate:
  • Experience writing computer programs and software applications related to the HVAC industry
  • Knowledge of a variety of electronic or digital controls systems, and ability to test and write modifications to system software in multiple languages
  • Experience programming, job start-up, checkout, and troubleshooting complex projects
  • Experience with the integration of low voltage building sub-systems industry protocols, such as LON, BACnet, N2, Modbus, etc.
  • Ability to read, understand, and interpret design and construction documents
  • Ability and willingness to work in a variety of circumstances, including climbing ladders, scaffolds, and high lift equipment, working in ducts, crawl spaces, roofs, basements, above ceilings, and in various conditions
  • Must be able and willing to use hand tools, laptop, email, smartphone, and tablet as well as able to carry and move equipment and tools weighing up to 75 pounds unassisted
  • Experience with Microsoft Office (Word, Excel, and Outlook)
  • High school diploma or state-recognized GED
  • Must be able and willing to work overtime as needed
  • 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:

  • Associate or bachelor’s degree in electronics, mechanical engineering, or related
  • 5 years of experience installing and servicing electronic control or HVAC equipment

Ready to create your own journey? Join us 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.


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. #LI-TAG #Zone3-EREF #VeteranCareers #TransitioningServiceMember #MilitarySpouse Hvac controls, 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, system integration


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