BAS Field Technician III

BAS Field Technician III – McMillan James Equipment Company

Join to apply for the BAS Field Technician III role at McMillan James Equipment Company

Base pay range: $80,000.00/yr - $/yr

The BAS Field Technician III plays a key role in the installation, startup, programming, and commissioning of complex building automation systems. This senior-level field role is responsible for ensuring systems operate as designed, mentoring junior technicians, and providing technical expertise in the field.

As a BAS Field Tech III, you’ll work directly with project teams, customers, and commissioning agents to deliver efficient, reliable, and well-integrated control systems—keeping projects on schedule and aligning with MJEC’s commitment to quality and performance.

• Lead field installation, wiring, programming, and startup of building automation systems (HVAC controls, lighting, and integration projects).
• Configure and test system components including controllers, sensors, actuators, and networked devices.
• Commission systems, perform point‑to‑point checkout, and verify sequences of operation.
• Troubleshoot complex technical issues and ensure corrective actions are documented and implemented.
• Mentor and train BAS Field Tech I and II team members, promoting safety, efficiency, and technical growth.
• Collaborate with project managers, engineers, and customers to clarify design intent and resolve field challenges.
• Review submittals, drawings, and specifications to ensure proper installation and operation of all control systems.
• Complete detailed documentation, redlines, and daily progress reports.
• Support warranty calls, service projects, and ongoing system optimization.
• Adhere to all MJEC safety policies and ensure compliance with local codes and standards.

• Minimum 5+ years of experience in building automation, HVAC controls, or related technical field.
• Strong knowledge of DDC (Direct Digital Controls), networking, and HVAC system operation.
• Experience with Siemens, Johnson Controls, Trane, Distech, or similar BAS platforms preferred.
• Ability to read and interpret mechanical drawings, electrical schematics, and control diagrams.
• Proficiency with control system programming and commissioning tools.
• Excellent communication, problem‑solving, and customer service skills.
• Valid driver’s license and clean driving record.

• Ability to lift and carry up to 50 lbs.
• Ability to work in various environments, including confined spaces, attics, crawlspaces, and at heights.
• Ability to stand, bend, kneel, and climb for extended periods.
• Field‑based position requiring travel to commercial, institutional, or industrial buildings.
• Work hours may vary with project schedules and may include evenings, weekends, and overtime.

• Health Insurance:
  Employer pays employee cost; dependents paid by the employee.
• Vision and Dental Insurance:
  Employee‑paid.
• Basic Life Insurance:
  Employer‑provided coverage up to $50,000.
• Health Reimbursement Account (HRA):
  Company pays portion of medical deductible.
• 401(k) Plan:
  Eligible after 1 year of service, with a 4% employer match.
• Ancillary Insurance options: disability, critical illness, hospital indemnity, accident and more.
• Paid Time Off (PTO): 15 days annually.
• Holidays: 9 company‑paid holidays.
• Bonus:
  Eligibility for annual bonus.
• Learning:
  Professional development and career growth opportunities.

Mid‑Senior level

Full‑time

Research, Analyst, and Information Technology

Industrial Machinery Manufacturing