> Markdown version of [/jobs/ext/1925705-emcs-hvac-systems-specialist-certified-union](https://www.wearedevelopers.com/jobs/ext/1925705-emcs-hvac-systems-specialist-certified-union). 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). --- # EMCS/HVAC Systems Specialist Certified (Union) - **Company:** Chugach Alaska Corporation - **Location:** John C. Stennis Space Center, MS, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Microsoft Word, Microsoft Excel, Microsoft Outlook, Computerized Maintenance Management Systems, Firmware, Laptops, Communication Devices - **Published:** August 5, 2026 - **Apply:** https://jobs.localjobnetwork.com/apply/add/87945593/1 ## About the Role * High school graduate or GED equivalent. * An Associate's Degree at an accredited college or successful completion of accredited vocational technical program or military school in Heating, Ventilation, Air Conditioning & Refrigeration (HVAC&R) is required. * A minimum of four (4) related experience may be substituted for the educational requirement. * Requires basic computer workstation, laptop computer and/or hand held computer operating skills and a basic working knowledge of Microsoft Office Suite or equivalent. * Experience using Microsoft Outlook, Word and Excel and a computerized maintenance management system in the performance of operations, preventive and corrective maintenance preferred. * A minimum of four (4) years' experience in the operation, maintenance and/or repair of: + Industrial, commercial, residential and domestic HVAC&R facility utility systems and + Mechanical, electro-mechanical, electrical, electronic, pneumatic and direct digital controls; and + An EPA approved CFC Universal Certification Card as required by EPA 40 CFR 82 Subpart F; and + Successful completion of a minimum of one (1) course in field stand-alone microprocessor and sensor technology relative to building automation systems. Preferred: * Prior operation and/or maintenance of a building automation system preferred. Working Conditions: * Physical effort involving able average standing, sitting, walking or detail work. * Occasional risk of injury due to hazards. Physical Requirements: * Must be able to lift and carry up to 50 lbs. * Dexterity to operate office equipment as required by the position. ## Description * Applies industry standards and site-specific safety and environmental standards and procedures when performing operations, preventive maintenance, corrective maintenance and/or minor modifications to HVAC&R systems and controls using detailed blueprints, sketches, diagrams, manuals, maintenance task sheets, engineering design packages and standard practice instructions. * Performs and documents work using work orders generated from a computerized maintenance management system, computerized labor/time management and accounting system and computerized refrigerant recordkeeping software utility. * Performs field operational logs and monitors HVAC&R equipment and systems using various man-to-machine interface devices to identify and report any problems or abnormal trends to assure proper operational conditions. * Performs preventive maintenance, corrective maintenance and various functional tests to assure proper sequence of operation of systems and to perform troubleshooting and repair of HVAC&R systems and controls. * Systematically analyzes, troubleshoots and interprets the industry standard sequence of operations associated with the following HVAC&R systems: + Chilled Water Cooling Systems (air and water-cooled chillers and cooling towers) + Hot Water & Steam Heating Systems (electrical and natural gas boilers) + Chemical Water Treatment Systems/Programs (corrosion, scale and biological control) + Light Commercial & Residential System (direct expansion, unitary packaged and split systems, computer room units, roof top units and fume hood units) * Air Distribution Systems (air handling units and zone controls, heating ventilation units, exhaust & ventilation fan units) * Domestic Refrigeration Systems (window units, ice machines, coolers and freezers) * Direct Digital Control (DDC) Systems (stand-alone field microprocessors, field analog and digital sensors/actuators and controls) * Analyzes, troubleshoots and repairs routine field problems related to building automation systems failed sensors, microprocessor hardware and communication hardware by using various computer man-to-machine interface devices and associated software utilities. * Performs operations, preventive maintenance, corrective maintenance and/or minor modifications to the field Energy Management and Controls Systems (EMCS). * Interfaces and works with management and shop personnel to resolve problems associated with field sensors, microprocessors and various interfacing equipment gateways hardware, firmware or software. * To assure effective and efficient operations and proper seasonal configuration, supports the 24-hour per day/7-day per week operation of the Energy Management Control System (EMCS) and the HVAC&R operations by responding to after-hour call-outs associated with these systems. * Must attend safety and environmental training/certification programs as required to ensure compliance with all standards and procedures. * Must use various levels of personal protective equipment, industry standard HVAC&R tools, test equipment, man lifts and other portable equipment in the performance of assigned work tasks. * Must use various man-to-machine interface devices such as palm pilots, pocket PC's, laptop computers, and computer work stations in the performance and documentation of assigned task. * All other duties as assigned., In the performance of their respective tasks and duties all employees are expected to conform to the following: * Perform quality work within deadlines with or without direct supervision. * Interact professionally with other employees, customers, and suppliers. * Work independently while understanding the necessity for communicating and coordinating work efforts with other employees and organizations. * Employees are required to: + Comply with all applicable safety- and health-related rules, regulations, and procedures; + Work safely themselves and help their teammates work safely; + Assist supervisors and managers in identifying and mitigating potentially hazardous conditions; and + Help the organization maintain a safe and healthy workplace. ## Related Videos - [Developing the Rich Text Editor for DeepL.com](https://www.wearedevelopers.com/videos/1172-developing-the-rich-text-editor-for-deepl-com) - [Playing Pong on a shoulder press machine](https://www.wearedevelopers.com/videos/100140-playing-pong-on-a-shoulder-press-machine) - [Agentic employees in world's most downloaded FinTech app](https://www.wearedevelopers.com/videos/100123-agentic-employees-in-world-s-most-downloaded-fintech-app) - [Agent Smith Gets Hardware: Autonomous IoT Hacking From Debug Port to Cloud API](https://www.wearedevelopers.com/videos/100258-agent-smith-gets-hardware-autonomous-iot-hacking-from-debug-port-to-cloud-api) - [Synthetic Insiders: The New AI Risk to Your Org](https://www.wearedevelopers.com/videos/100057-synthetic-insiders-the-new-ai-risk-to-your-org) - [When Agents Meet Legacy: Never Change a Running System](https://www.wearedevelopers.com/videos/100320-when-agents-meet-legacy-never-change-a-running-system) ## Related Articles - [A Guide to Green Tech and Green IT Careers](https://www.wearedevelopers.com/magazine/374-a-guide-to-green-tech-and-green-it-careers) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [How to Write a CV and Interview if You Don't Fully Qualify For The Job](https://www.wearedevelopers.com/magazine/183-how-to-write-a-cv-and-interview-if-you-don-t-fully-qualify-for-the-job) - [Dev Digest 162: AI careers, MCP, AWS best practices & floppy sweaters](https://www.wearedevelopers.com/magazine/571-dev-digest-162-ai-careers-mcp-aws-best-practices-floppy-sweaters) - [Quick guide: How to write a Software Developer CV](https://www.wearedevelopers.com/magazine/37-quick-guide-how-to-write-a-software-developer-cv)