Controls Service Technician III

Position Purpose

As a Controls Service Technician III, you will work as part of the LONG Service Team to support our Customer Base and Impact-Driven Service (Commercial HVAC Controls Service) offering that includes Fault Detection & Diagnostics (FDD) software and task management. You will work with the Service Supervisor, HVAC Systems & Energy Analysts, salespeople, other Controls Service Technicians, dispatchers, and contract administrators to support our service offerings for our clients.

You will leverage your experience and skills to understand the diagnostics and tasking from the FDD platform, bringing tasks to completion by resolving the root cause. You will prioritize FDD system outputs, identify and troubleshoot HVAC system performance issues, and perform tasks such as programming investigations, setpoint adjustments, loop tuning, HVAC controls programming, system-wide analysis, and troubleshooting. You may also respond to break/fix issues, mechanical troubleshooting support, and urgent/critical client service calls.

Additionally, you will mentor, coach, and guide junior service technicians.

$42.00 - $52.00 per hour, plus potential profit share.

• Medical, Dental and Vision Insurance
• Voluntary Life Insurance
• Voluntary Accident and Critical Care Insurance
• Basic Life
• Short-Term and Long-Term Disability
• Employee Assistance Program (EAP)
• 401(k) with Employer Matching contributions
• Profit Sharing/Bonus/Commission Program (as applicable)
• Paid Time Off
• Paid Community Service Day
• 8 Paid holidays
• Tuition Reimbursement
• Pet Insurance
• Legal and IDShield

• Utilize FDD platform to evaluate faults, diagnostics, equipment and building performance and provide recommendations to customers on actions to improve system performance and energy efficiency.
• Perform analysis of existing programming logic, compare intended/designed Sequence of Operations (SoO) with unique building or equipment nuances, and optimize programming to improve SoO to address FDD faults and opportunities.
• Determine effective actions based on FDD findings, controls plans, mechanical system operation, and BAS data, considering overall system operation and system dynamics.
• Program, tune, and control setpoint adjustments within manufacturer and engineering design recommendations in accordance with LONG standards.
• Perform calibration and point-to-point troubleshooting of control systems and controlled equipment/components to verify or improve equipment operation.
• Provide information to update drawings, keep as‑built records, and submit redlined drafting to application engineers.
• Instruct client personnel on operation and maintenance of HVAC control systems, sequences of operation, and energy optimization.
• Assist with client needs outside FDD faults, including troubleshooting and modifications to graphics, user setup, alarming, system communication and integration, hardware/software updates, wiring, etc.
• Become proficient in Clockworks Platforms and use them for fault detection and diagnostics.
• Optimize and use widgets, filters, and visualizations to analyze data and generate insights.
• Create, modify, edit, assign, and manage dashboards for clients, the Analytics Team, and technical users, tailoring them to specific requirements.
• Review diagnostics to identify faults and opportunities for improvement; clearly communicate solutions and create, assign, and track tasks.
• Continuously pursue in‑depth product and service knowledge and acquire deeper technical skills.
• Alert service and sales managers to additional business opportunities aligned with company strategy.
• Independently create pricing and quotes, including time and materials estimates, for potential self‑performed small projects or upgrades offered to clients.
• Perform preventative maintenance such as cleaning, part replacements, software updates, or system optimizations to reduce failure risk.
• Diagnose complex system issues and rectify them to client satisfaction and according to LONG standards.
• Program databases for supported systems to meet specified sequences of operation and manufacturers recommendations, in accordance with LONG standards.
• On‑call work may be…