Senior HVAC Controls Technician - Niagara BAS Expert

M.C. Dean; Washington (District of Columbia); On-site; USD 68,880 - 82,656; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Life insurance

Disability insurance

Paid time off

Tuition reimbursement

401k Retirement Plan

Military Reserve pay offset

Paid maternity leave

Job summary

M.C. Dean is seeking an experienced HVAC controls technician to join our team in the Washington, DC area.

The role involves preventive and corrective maintenance of HVAC systems, troubleshooting via Niagara-based BAS, and supporting system improvements with the controls team. Applicants must have a high school diploma or GED and extensive hands-on electrical/controls experience, with EPA certification and the ability to obtain a Top-Secret/SCI clearance with polygraph as required for access to

Qualifications

• High school diploma or GED is required.
• Minimum 8 years of related experience, including 5+ years in a job shop with hands-on electrical and controls experience.
• At least 5 years in HVAC maintenance, service, or controls.
• Working knowledge of Niagara AX or Niagara N4, including basic programming, alarms, and trend analysis.
• Strong HVAC control theory understanding, including PID loops and sequences of operations.
• Ability to read schematics, wiring diagrams, and control drawings.
• Experience with low-voltage control systems; familiarity with BACnet, Modbus, or LonWorks preferred.
• EPA Universal Certification required or ability to obtain.
• Demonstrated problem-solving skills and independence in critical environments.

Responsibilities

• Perform preventive and corrective maintenance on HVAC equipment (air handlers, VAVs, heat pumps, chillers, boilers, exhaust systems).
• Troubleshoot system performance using Niagara-based Building Automation Systems (Niagara AX/N4).
• Monitor and optimize BAS schedules, setpoints, alarms, and sequences.
• Perform field-level diagnostics on sensors, actuators, controllers, and wiring.
• Assist with BAS integrations, testing, and commissioning activities.
• Interpret drawings to support repair and upgrade actions, and document changes in CMMS logs.

Skills

HVAC maintenance

Electrical experience

Controls systems

Niagara AX/N4

Troubleshooting

PID control

Education

High school diploma or GED

Tools

CMMS/BAS

BACnet

Modbus

LonWorks

Job description

M.C. Dean is seeking an experienced HVAC controls technician to join our team in the Washington, DC area.

The role involves preventive and corrective maintenance of HVAC systems, troubleshooting via Niagara-based BAS, and supporting system improvements with the controls team. Applicants must have a high school diploma or GED and extensive hands-on electrical/controls experience, with EPA certification and the ability to obtain a Top-Secret/SCI clearance with polygraph as required for access to