**Description** Mesa Energy Systems is a wholly owned subsidiary of EMCOR Group, Inc. EMCOR is the world’s leading provider of mechanical and electrical construction and facilities services, including planning, consulting, and operations and maintenance. Mesa Energy Systems is a HVAC mechanical services company that provides fully integrated solutions for preventative maintenance and repair, upgrading existing mechanical, electrical, and controls systems to provide the most efficient economic solutions to meet customer expectations. **Job Title:** Systems Engineer III **Principal Duties and Responsibilities** + Develop and program a written sequence of operations based on mechanical drawings. + Lead and schedule commissioning efforts + Actively participate in LEED commissioning and coordination meetings + Understand the design of mechanical equipment and systems. + Chiller, Boiler, Custom AHU’s, Primary/Secondary pumping, Variable flow Chilled water plants, Clean Room Applications, Demand Response + Design and implement complex electrical control circuits. + Hardwired Interlocks and Relay logic + Provide solutions for energy-saving opportunities and potential scopes of work for control implementation. + Perform training for Systems Engineer I and II. **Job Specifications** (incl. Education requirements, minimal experience, computer skills required, etc.) + Bachelor’s degree in engineering (preferably Electrical or Mechanical) or equivalent field experience. + 10 + years of direct automation experience with control systems and programming required. + Working knowledge of at least three HVAC controls systems (preferably Delta, JCI or Andover) + Knowledge of mechanical systems + Ability to interface with customers at a supervisory and management level. + Engineering skills required include knowledge of electronics, mechanics, hydraulics, pneumatics and computer programming. + Excellent verbal and written communication skills. + Good computer skills, understanding of controls networking. + A valid driver’s license is required. As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled. **Compensation Range:** $66.00 - $76.00 per hour **Benefits:** We are committed to providing employees a comprehensive benefits package which includes medical, dental, and vision coverage, along with health savings and flexible spending accounts, life insurance, disability, a 401(k) Savings Plan, College Coach and employee assistance program. **Notice to prospective employees:** There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companies list open positions here. Please check our available positions to confirm that a post or email is genuine. \#Mesa \#LI-Mesa \#LI-HVACjobs \#LI-Onsite