Job Listings

Mesa Energy Systems has an immediate need for a Project Coordinator. As a Project Coordinator, you will be responsible for retrofit and automation jobs. You will work closely with the Project Manager and Superintendent and provide updates and attend scheduling meetings.

This person will be responsible for dispatching technicians and acting as a resource for customers and other departmental managers on all types of projects as needed.

Help the growth of the local office by managing service and maintenance accounts for a specific geographical area, coordinating the work efforts of the technicians and sales support to ensure projects are sold and implemented in a timely and orderly fashion.

Help the growth of the local office by supporting service and maintenance accounts for a specific geographical area, coordinating the work efforts of the technicians and sales support to ensure projects are sold and implemented in a timely and orderly fashion. Assist in other general administrative tasks as requested by the Branch Manager.

Help the growth of the local office by managing service and maintenance accounts for a specific geographical area, coordinating the work efforts of the technicians and sales support to ensure projects are sold and implemented in a timely and orderly fashion.

Help the growth of the local office by supporting service and maintenance accounts for a specific geographical area, coordinating the work efforts of the technicians and sales support to ensure projects are sold and implemented in a timely and orderly fashion. Assist in other general administrative tasks as requested by the Branch Manager.

The Solar Construction Manager will be responsible for production, ensuring quality, and maintaining a safety culture among on-site personnel and subcontractors. This position will also enforce and resolve matters such as on-site complaints and daily construction issues regarding on-site technical issues, safety, schedule, inspections, quality, change orders, and construction deviations. This role requires working effectively with the Project Manager and other team members.

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.

This role focuses on driving sales of TAB services and solutions to commercial and industrial clients, ensuring optimal HVAC system performance and compliance with industry standards.

A Maintenance Sales Associate is responsible for developing relationships that will result in the sale of maintenance contracts with existing and new clients in all vertical markets that EMCOR/Mesa is now pursuing, or any markets Mesa determines to pursue in the future. Maintenance Sales Associates will focus their efforts on developing new client relationships (clients who have no existing relationship with Mesa), informing clients about the complete maintenance opportunities, repair, replacement, service and or energy efficiency packages with the intent of selling Mesa products and...

Senior Project Manager will be involved in planning, organizing, coordinating, directing, and controlling all contract functions for General Trades, HVAC Mechanical and Automation projects.

Help the growth of the local office by supporting service and maintenance accounts for a specific geographical area, coordinating the work efforts of the technicians and sales support to ensure projects are sold and implemented in a timely and orderly fashion. Assist in other general administrative tasks as requested by the Branch Manager.

The Branch Safety Specialist serves as the branch safety program owner and trusted advisor to branch leadership and field teams. This role acts as a subject matter expert, traveling to job sites within the assigned territory (20–30% travel) to partner with clients and operational leaders. Responsibilities include designing and implementing safety systems, building customized safety plans, ensuring compliance with Cal/OSHA and company standards, and driving continuous improvement to reduce risk and enhance operational excellence. The position exercises discretion and independent judgment on matters of significance, including policy development, program selection, budget recommendations, and prioritization of corrective actions.

This position is responsible for the safe operation, general maintenance, and repair of industrial refrigeration systems.   The Industrial Refrigeration Technician works for our service department along with dispatchers to accomplish preventative maintenance tasks, repair work orders, and work around production schedules. An Industrial Refrigeration Technician is required to complete all daily, weekly, and annual preventative maintenance tasks within a scheduled timeframe while maintaining and recording all required log sheets and history records. This position requires the use of judgment to determine the most efficient manner to safely complete the assigned projects and repairs.

The Automation Service Manager oversees the DDC Service department, ensuring efficient operations, financial performance, and exceptional customer service. This role combines technical expertise in building automation systems (Schneider, Delta, Distech) with leadership and business development skills to drive growth, manage key accounts, and implement strategic initiatives. Responsibilities include troubleshooting, programming, contract management, and fostering innovation while mentoring team members and strengthening client relationships.

The Automation Construction Manager oversees large-scale building automation projects, managing budgets, schedules, and technical execution while ensuring compliance with control specifications. This role combines deep DDC design-build expertise with strong collaboration skills to work with GCs, MEPs, and engineers. In addition to project delivery, the position drives growth through...

A Maintenance Sales Associate is responsible for developing relationships that will result in the sale of maintenance contracts with existing and new clients in all vertical markets that EMCOR/Mesa is now pursuing, or any markets Mesa determines to pursue in the future. Maintenance Sales Associates will focus their efforts on developing new client relationships (clients who have no existing relationship with Mesa), informing clients about the complete maintenance opportunities, repair, replacement, service and or energy efficiency packages with the intent of selling Mesa products and...

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components.

To coordinate the effort of properly covering all National Account customer communication, carrying out all requests to the appropriate completion, managing information to maximize efforts, and being proactive to exceed customer expectations. Responsible for operational oversight of all National Accounts (NA) that overlap all office territories of Mesa's existing and future accounts.  Will work with all Mesa offices (local branches) to ensure proper procedures and processes are followed to support existing and future customers. 

A Maintenance Sales Associate is responsible for developing relationships that will result in the sale of maintenance contracts with existing and new clients in all vertical markets that EMCOR/Mesa is now pursuing, or any markets Mesa determines to pursue in the future. Maintenance Sales Associates will focus their efforts on developing new client relationships (clients who have no existing relationship with Mesa), informing clients about the complete maintenance opportunities, repair, replacement, service and or energy efficiency packages with the intent of selling Mesa products and...

The Account Manager position involves building and maintaining relationships with clients in various vertical markets to increase sales and profits. They keep clients informed about maintenance, repair, replacement, service, and energy efficiency offerings to promote the sale of Mesa products and services. This role will collaborate with various team members to maximize sales opportunities within existing and potential accounts.

This position involves planning, organizing, coordinating, directing, and controlling all contract functions between Mesa Energy Systems and our client. This role is responsible for daily operations and maintenance, and reimbursable projects under the contract. Oversees the contract budget; supervision of project personnel, supervision of new construction and remodeling of facilities; repair and maintenance, and systematic inspection, planning, and accomplishing repairs to facilities.

Dynalectric Arizona      About Us: Offering multidisciplinary electrical solutions under one roof, we have helped plan, construct, install, and integrate some of the most advanced electrical, controls, and telecommunications systems. We are looking for talented, motivated electrical and construction professionals to join our team. For more information, please visit https://dyna-az.com   Job Title: Field Training Facilitator - Mesa, Arizona  

This position will provide engineering and design support to the Mesa Energy Systems Engineering Group.  The Mechanical Engineer II will apply their engineering education to support other Engineers and Team Members. This person will be presented with various projects in the commercial, industrial, government, healthcare, and education markets.

Dynalectric Arizona      About Us: Offering multidisciplinary electrical solutions under one roof, we have helped plan, construct, install, and integrate some of the most advanced electrical, controls, and telecommunications systems. We are looking for talented, motivated electrical and construction professionals to join our team. For more information, please visit https://dyna-az.com   Job Title: Labor Superintendent - Mesa, Arizona   Job...

The Operations Manager is responsible for the overall Operations portion of the Automation Department including Operations and Production. The Operations Manager is apart of the Automation Management Team and works to achieve the Team goals of increasing productivity and lowering cost while maintaining a great culture. The Operations Manager shall also work toward providing and maintaining technical support and assisting with the sales effort.

This position involves planning, organizing, coordinating, directing, and controlling all contract functions between Mesa Energy Systems and our client. This role is responsible for daily operations and maintenance, and reimbursable projects under the contract. Oversees the contract budget; supervision of project personnel, supervision of new construction and remodeling of facilities; repair and maintenance, and systematic inspection, planning, and accomplishing repairs to facilities.

As a Sr. Account Manager, you will be responsible for developing sales, profits, and relationships with potential clients. The candidate is to focus his/her efforts on selling clients the complete EMCOR Service operations, maintenance, repair, replacement, and energy solution package.

Job Title: Field Electrician Solar/BMS    Principal Duties and Responsibilities: - Mounting of devices and field interface panels - Install EMT and Rigid conduit. - Determine the number of cables and wires to be run in conduit pulls or open cable pulls between devices and field interface panels. - Install and mount high voltage AC/DC power for inverters. Install high-voltage disconnects.  Install and configure solar panels. Install high voltage and low voltage wiring. - Calculate cable/wire pulls in conduit to ensure conduit maximum fill. - Identify all cables and wires with wire numbers and maintain documented as-builts of...

Job Title: HVAC Service Technician   Principal Duties and Responsibilities: - Install new HVAC units, brazing, line sets, trimming refrigerant and adding charge.  - Install piping systems to include but not limited to drain piping, p-traps, water lines, gas lines valves and actuators  - Install coils, compressors, condensers, fans, motors, combustion equipment, and industrial air compressors.  - Perform start up, testing and commissioning on RTU’s, Air Handlers, VAV’s, Fan Coil units, swamp coolers and other Commercial HVAC Equipment  - Test lines, components, and connections for leaks, brazing and...

Job Title: HVAC Service Technician   Principal Duties and Responsibilities: - Install new HVAC units, brazing, line sets, trimming refrigerant and adding charge.  - Install piping systems to include but not limited to drain piping, p-traps, water lines, gas lines valves and actuators  - Install coils, compressors, condensers, fans, motors, combustion equipment, and industrial air compressors.  - Perform start up, testing and commissioning on RTU’s, Air Handlers, VAV’s, Fan Coil units, swamp coolers and other Commercial HVAC Equipment  - Test lines, components, and connections for leaks, brazing and...

Job Title: HVAC Service Technician   Principal Duties and Responsibilities: - Install new HVAC units, brazing, line sets, trimming refrigerant and adding charge.  - Install piping systems to include but not limited to drain piping, p-traps, water lines, gas lines valves and actuators  - Install coils, compressors, condensers, fans, motors, combustion equipment, and industrial air compressors.  - Perform start up, testing and commissioning on RTU’s, Air Handlers, VAV’s, Fan Coil units, swamp coolers and other Commercial HVAC Equipment  - Test lines, components, and connections for leaks, brazing and...

Job Title: HVAC Service Technician   Principal Duties and Responsibilities: - Install new HVAC units, brazing, line sets, trimming refrigerant and adding charge.  - Install piping systems to include but not limited to drain piping, p-traps, water lines, gas lines valves and actuators  - Install coils, compressors, condensers, fans, motors, combustion equipment, and industrial air compressors.  - Perform start up, testing and commissioning on RTU’s, Air Handlers, VAV’s, Fan Coil units, swamp coolers and other Commercial HVAC Equipment  - Test lines, components, and connections for leaks, brazing and...

Job Title: HVAC Service Technician   Principal Duties and Responsibilities: - Install new HVAC units, brazing, line sets, trimming refrigerant and adding charge.  - Install piping systems to include but not limited to drain piping, p-traps, water lines, gas lines valves and actuators  - Install coils, compressors, condensers, fans, motors, combustion equipment, and industrial air compressors.  - Perform start up, testing and commissioning on RTU’s, Air Handlers, VAV’s, Fan Coil units, swamp coolers and other Commercial HVAC Equipment  - Test lines, components, and connections for leaks, brazing and...

Job Title:  Service Technician   Principal Duties and Responsibilities: - The HVAC Service Technician is responsible for the operations, repairs, replacement and preventative maintenance of commercial and industrial air conditioning and heating systems.  - Must have working knowledge of chillers, boilers, air handlers, fan coil units, water treatment equipment, controls and other building mechanical and electrical equipment.   - Technicians will be familiar with kitchen and refrigeration equipment and all refrigerants.   - Work with the Dispatch Team to ensure that the workload is accomplished in a complete and timely...

Job Title: Journeyman Chiller Technician   Principal Duties and Responsibilities  - Maintain and repair central plant equipment, including chillers 100 tons and larger, motors, pumps, valves, controls, cooling towers, vane axial fans, and other auxiliary equipment. - Overhaul of centrifugal chillers a plus. - Familiar with all aspects of rigging. - Support the office with recommended repairs from delivery to completion. - Availability for emergency service calls “on-call” through normal rotation. - Responsible for end-to-end testing, programming, start-ups, and commissioning. - Schedule and manage site-wide...

Job Title: Journeyman Commercial HVAC    Principal Duties and Responsibilities - Knowledge of chiller systems, refrigeration, heat pump, and HVAC equipment - Responsible for installing, inspecting, maintaining, and repairing heating, ventilation, and air conditioning systems. - Perform preventative maintenance on the equipment such as vacuuming, cleaning, changing filters, and oiling parts. - Perform routine maintenance and inspections on HVAC systems. - Diagnose and troubleshoot HVAC systems. Job Specifications (incl. Education requirements, minimal experience, computer...

Job Title: Journeyman Commercial HVAC    Principal Duties and Responsibilities - Knowledge of chiller systems, refrigeration, heat pump, and HVAC equipment - Responsible for installing, inspecting, maintaining, and repairing heating, ventilation, and air conditioning systems. - Perform preventative maintenance on the equipment such as vacuuming, cleaning, changing filters, and oiling parts. - Perform routine maintenance and inspections on HVAC systems. - Diagnose and troubleshoot HVAC systems. Job Specifications (incl. Education requirements, minimal experience, computer...

Job Title: Journeyman Commercial HVAC    Principal Duties and Responsibilities - Knowledge of chiller systems, refrigeration, heat pump, and HVAC equipment - Responsible for installing, inspecting, maintaining, and repairing heating, ventilation, and air conditioning systems. - Perform preventative maintenance on the equipment such as vacuuming, cleaning, changing filters, and oiling parts. - Perform routine maintenance and inspections on HVAC systems. - Diagnose and troubleshoot HVAC systems. Job Specifications (incl. Education requirements, minimal experience, computer...