> Markdown version of [/jobs/ext/3581834-building-automation-systems-bas-programmer](https://www.wearedevelopers.com/jobs/ext/3581834-building-automation-systems-bas-programmer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Building Automation Systems (BAS) Programmer - **Company:** EMCOR Group Inc. - **Location:** West Allis, WI, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Microsoft Word, Microsoft Excel, Computer-Aided Design, AutoCAD, Microsoft Outlook, Computer Programming, Databases, Ethernet, Human-Computer Interaction, Microsoft Office, Modbus, Network Architecture, Systems Integration, Bacnet, HMI Screens - **Published:** October 4, 2026 - **Apply:** https://dejobs.org/x/x/60E7F4C20D3140F4A0E46320B83AD62C/job/ ## About the Role * 4+ years of experience with HVAC systems and building controls in commercial environments * Strong understanding of engineering fundamentals and system operations * Proven experience in programming, system startups, commissioning and troubleshooting Education * High School diploma or GED required (with relevant experience), or * Bachelor's degree in Engineering (preferred) Technical Skills * Proficiency with Microsoft Office (Word, Excel, Outlook) * AutoCAD knowledge is a plus * Strong BAS programming and integration experience Communication * Strong verbal and written communication skills * Ability to collaborate effectively with internal teams, contractors, and clients Additional Skills * Highly organized with strong attention to detail * Ability to manage multiple priorities and deadlines * Independent design capability for medium to large, complex projects * Ability to perform onsite system startup and checkout * Must demonstrate integrity and the ability to handle sensitive and proprietary information Work Environment & Physical Requirements * Mix of office and fieldwork at construction sites and facilities * Occasional exposure to outdoor conditions, mechanical equipment, and construction environments * May require standing, walking, climbing, or working in confined or elevated spaces * Ability to operate computers, drafting tools and standard office equipment ## Description We are seeking a skilled and detail-oriented Building Automation Systems (BAS) Programmer to design, develop, and support building automation systems using company tools and operating protocols. This role plays a key part in delivering efficient, reliable, and scalable building control solutions across commercial environments., Under the direction of the General Manager, the BAS Programmer will: * Program DDC modules to meet precise sequences of operation * Configure and integrate systems across multiple vendors using open and proprietary platforms * Develop system databases for reporting, alarming, and monitoring * Design intuitive graphical interfaces (HMI) for end-user interaction * Follow departmental standards for programming, naming conventions, graphics and backups * Analyze project specifications and design BAS solutions accordingly * Support installed systems through troubleshooting and service work * Assist with product selection, system design, and cost-effective solution development * Prepare submittals, schedules and turnover documentation * Serve as a technical resource for internal teams and customers * Participate in job site walkthroughs, including critical environments * Design complex BAS network architectures integrating systems via LON, Ethernet, Modbus, or BACnet * Generate DDC point databases and startup documentation * Support commissioning and validation processes * Maintain organized project documentation and job files * Create clear, functional HMI screens for complex systems * Perform field work as needed, including system startup and checkout * Collaborate with team members and participate in departmental meetings