Automation Technician III

About Us

We are a full-service HVAC, building automation, chiller, and retrofit contractor with a reputation for combining high-quality consulting services with customized energy solutions. Our integrated, single-source solutions include turnkey in-house capabilities with design assistance, as well as engineering applications and automated control systems.

Job Summary

The Automation Technician III will inspect, test, adjust and repair new or existing electric, electronic, mechanical, and pneumatic automation devices, and systems. It will also diagnose the cause of electrical or mechanical malfunction or failure of operational equipment and perform preventative and corrective maintenance. Automation Technician III will also be responsible for coaching and mentoring other automation technicians.

Essential Duties & Responsibilities

• Understand the design and intent of mechanical equipment and systems (Chiller, Boiler, Custom AHU’s, Primary/Secondary pumping, Variable flow Chilled water plants, Clean Room Applications, Demand Response, and Energy solutions).

• Analyze systems and develop scope of work for controls implementation.

• Monitor, identify and diagnose potential problems using computer workstations and on-site observations.

• Interface with the installation or maintenance team members to execute installations, repairs or modifications of controlled systems and equipment.

• Give technical presentations on building automation, controls, and emerging technology.

• Able to locate defective or non-operational components in new and existing systems, using test equipment and programming knowledge.

Qualifications

• Bachelor’s degree in engineering (preferably Electrical or Mechanical) or equivalent field experience.

• 8+ years of direct automation experience with control systems and programing required.

• Working knowledge of at least one HVAC controls systems (preferably JCI, Honeywell, or other Niagara-based 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.

• Experience with control system architecture design, programing, or maintenance desired.

• Good computer skills, understanding of controls networking.

• A valid driver’s license.

#Mesa #LI-Mesa #LI-HVACjobs #LI-Onsite

Equal Opportunity Employer

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.

Affirmative Action Policy

Please review ourAffirmative Action Policy ( .

Notice to Prospective Employees

Notice to prospective employees: There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companieslist open positions here ( . Please check our available positions to confirm that a post or email is genuine.

EMCOR Group and its companies do not reach out to individuals to help with marketing or other similar services. If an individual is contacted for services outside of EMCOR’s normal application process – it is probably fraudulent.

Geographic Disclosure

Compensation Range: $47 - $53 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.

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Job Locations US-CA-San Luis Obispo

ID 2026-53842

Company Mesa Energy Systems, Inc.

Category Operations Services

Position Type Full-Time

Location Type Onsite

Posted Date 2 days ago (10/23/2026 6:52 PM)