EMS Technician Level II

EMS Technician Level II

The EMS Technician Level II is expected to have a strong foundational knowledge of the energy management and building automation industry. In addition to fulfilling all duties of an EMS Technician Level I, this role takes on increased technical responsibilities and works under the supervision of an EMS Technician Level III and/or a Project Manager. All tasks must align with the company's Installation and Commissioning Standards.

Core Skills

• Identify all equipment types relevant to the controls industry.
• Install and apply ARC 156 rules and devices, with the ability to explain them.
• Demonstrate a basic understanding of temperature and humidity control processes.
• Interpret and analyze equipment schematics accurately.
• Diagnose and resolve most wiring issues, including interlocks.
• Navigate ALC logic to locate request sources for equipment.
• Assign IP addresses to ALC routers, such as LGRs, Opti-Flex, and G Series models.
• Calibrate end devices including temperature, airflow, pressure, humidity, and gas sensors.
• Understand ALC modulestheir functions, configurations, and applications.

Technical Knowledge

• Diagnose network issues using tools like the Diag485.
• Understand the basics of mechanical piping and ductwork.
• Configure system runtime and equipment request logic within ALC software.
• Properly install thermowells, pressure sensors, and temperature probes.
• Install and understand interlock wiring for drives, high static pressure limits, and dampers.
• Grasp building static pressure and differential pressure principles.
• Make minor program and graphic updates in the field for smaller-scale systems.
• Possess working knowledge of lighting panels and interlocks.
• Begin contributing to lighting system integration and assist with lighting system checkouts.
• Understand control protocols such as BACnet, Modbus, and MSTP used by the company.
• Navigate full lifecycle of third-party system integrations.
• Read and follow electrical one-line diagrams.
• Assist Test & Balance teams (air and water) using WebCTRL and provide access for balancing activities.
• Independently execute the commissioning process.
• Retrieve, store, and distribute system backups in a timely and organized manner.
• Assist Level III technicians or Project Managers during inspections and system presentations to clients.
• Understand PID control and adjust parameters to optimize performance.

Equipment Proficiency

• Identify various air handling units including: Single Zone (SZ), Multi-Zone (MZ), VAV, Dedicated Outdoor Air Units (DOAS), Makeup Air Units (MAU), Outside Air Units (OA), Energy Recovery Units (ERU), and Fan Coil Units (FCU).
• Independently perform checkout and startup for units such as: SZAHU, DDAHU, MAU, FCU.
• Perform checkout and startup with guidance for: MZAHU, VAVAHU, ERU, OA.
• Commission a range of fan applications including Outside Air (OA), Supply Air (SA), Return Air (RA), Exhaust Fans (EF), Toilet Exhaust Fans (TEF), garage, and stairwell fans.
• Have an early understanding of central plant systems and related components.
• Assist with mission-critical system checkouts and commissioning tasks.

Leadership & Professional Attributes

• Begin taking on leadership responsibilities by guiding Level I technicians and supporting team assignments.
• Manage multiple tasks across different projects efficiently and effectively.