> Markdown version of [/jobs/ext/595366-senior-building-automation-systems-bas-engineer](https://www.wearedevelopers.com/jobs/ext/595366-senior-building-automation-systems-bas-engineer). 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). --- # Senior Building Automation Systems (BAS) Engineer - **Company:** CMS LLC - **Location:** Dayton, OH, United States - **Experience:** Expert - **Salary:** $100,000.0 - $150,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Word, Microsoft Excel, Computer-Aided Design, AutoCAD, Autodesk Revit, Microsoft Outlook, Communications Protocols, Computer Programming, System Configuration, Software Design Documents, Network Topologies, Network Troubleshooting, Microsoft Office, Modbus, Systems Architecture, Systems Integration, Network Routing, Bacnet - **Published:** June 21, 2026 - **Apply:** https://www.careerjet.com/jobad/us92fa472025a255d5e1af75f34526ee74 ## About the Role * 10+ years of progressive experience in Building Automation, HVAC Controls, or DDC Systems, including significant experience in programming, system architecture, and project management. * Demonstrated mastery in DDC programming fundamentals and advanced control strategies. * Expert ability to read, interpret, and modify complex blueprints, specifications, control wiring diagrams, and networking schematics. * Proven experience in vendor management and technical oversight of sub-contractors and field staff. * Exceptional written and verbal communication skills, including the ability to present complex technical information to non-technical stakeholders. * Strong analytical and advanced problem-solving skills to resolve large-scale system integration challenges. * Proficiency with Microsoft Office Suite (Word, Excel, Outlook). * Valid driver's license., * Bachelor's degree in Mechanical Engineering, Electrical Engineering, Building Automation, or a related field. * Professional Engineering (PE) license or other advanced certifications. * Advanced Niagara Framework (N4) Certification or equivalent manufacturer-specific master-level certification (e.g., Distech, Siemens, Trane). * Expertise in industry-standard communication protocols, including advanced troubleshooting of BACnet/IP, Modbus TCP/IP, and network routing. * Expert-level proficiency with CAD software (e.g., AutoCAD, Revit) for developing and reviewing design documents. * Certification such as OSHA 30. ## Description The Senior Building Automation Systems (BAS) Engineer is a high-level, leadership position responsible for the complete lifecycle of complex BAS projects, from initial design and advanced programming to strategic project and vendor management. This role requires a minimum of 10 years of specialized experience. The Senior Engineer drives technical innovation, ensures compliance with high-level specifications and industry standards, and acts as the primary technical and managerial point of contact for high-profile projects, mentoring junior staff and managing key customer relationships., Advanced System Design and Architecture: * Lead the comprehensive design and architecture of highly complex, integrated Building Automation Systems for large-scale new construction and deep retrofit projects. * Develop sophisticated sequences of operation and control strategies to optimize energy efficiency, occupant comfort, and system performance. * Generate, review, and approve complete submittal packages, including network topologies, detailed control wiring diagrams, DDC panel layouts, and BAS equipment specifications. * Serve as the final authority for technical standards and system selection. * Oversee the drafting and finalization of accurate as-built documentation and contribute to long-term BAS upgrade roadmaps. Control Programming and Commissioning: * Design, develop, and implement complex DDC programs for global and critical systems, ensuring seamless integration across diverse building services (HVAC, Lighting, Security). * Lead the advanced system configuration and network integration of various protocols (e.g., BACnet, Modbus, LON). * Direct and execute comprehensive system commissioning, functional testing, and sophisticated troubleshooting to resolve high-level technical and network issues. Project, Vendor, and Customer Management: * Act as the technical lead and subject matter expert for multiple projects, providing direction and mentorship to project managers, engineers, and field technicians. * Manage relationships and technical specifications with external vendors and technology partners to ensure timely and compliant delivery of equipment and services. * Serve as the primary technical liaison with clients, consulting engineers, and contractors, leading high-level job meetings and resolving complex technical conflicts. * Draft, submit, and manage responses to complex Requests for Information (RFIs) and change orders. * Monitor project progress, budget, and scope, ensuring projects are completed on schedule and within financial targets. ## Related Videos - [WebAssembly Revolution: Elevating JavaScript's Reach and Performance](https://www.wearedevelopers.com/videos/1149-webassembly-revolution-elevating-javascript-s-reach-and-performance) - [Empowering and Motivating Developers in a Purpose-Driven Team of the Future](https://www.wearedevelopers.com/videos/1177-empowering-and-motivating-developers-in-a-purpose-driven-team-of-the-future) - [Remote Driving on Plant Grounds with State-of-the-Art Cloud Technologies](https://www.wearedevelopers.com/videos/251-remote-driving-on-plant-grounds-with-state-of-the-art-cloud-technologies) - [More efficient software for more efficient microchips](https://www.wearedevelopers.com/videos/1164-more-efficient-software-for-more-efficient-microchips) ## Related Articles - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Software Developer Salary in The Netherlands [2023]](https://www.wearedevelopers.com/magazine/217-software-developer-salary-in-the-netherlands-2023) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)