Senior BAS/HVAC Controls Technician – Field Diagnostics

Kelso Industries; Waco (TX); On-site; USD 48,000 - 62,000; Full time

Benefits offered by this job

Company vehicle

Overtime opportunities

Performance incentives

Medical, Dental, and Vision Insurance

Job summary

Kelso Building Services in Waco, TX is seeking a Senior BAS Technician to service, troubleshoot, and optimize building automation systems across diverse facilities. You will combine field work with remote diagnostics, ensuring peak performance and strong customer relationships.

The role emphasizes diagnosing HVAC/control issues, performing maintenance, and supporting controller upgrades while mentoring junior technicians in a fast‑growing smart‑building team.

Qualifications

• 3+ years of BAS service experience.
• Strong HVAC troubleshooting knowledge.
• Experience reading control drawings and sequences of operation.
• Experience commissioning and servicing DDC systems.
• Valid driver’s license with acceptable driving record.
• Ability to pass background screening and drug testing.
• Strong communication and customer service skills.

Responsibilities

• Troubleshoot and repair BAS control systems and field devices.
• Diagnose HVAC, mechanical, electrical, and controls‑related issues.
• Perform preventative maintenance and service agreement inspections.
• Support controller replacements, upgrades, migrations, and system expansions.
• Validate sequences of operation and optimize system performance.
• Assist with commissioning, retro‑commissioning, and startup activities.
• Complete point‑to‑point verification and functional performance testing.
• Maintain accurate documentation and system backups.
• Support enterprise and site‑level building automation platforms.
• Assist customers with energy optimization initiatives.
• Configure alarming, trending, dashboards, and analytics.
• Support integration of HVAC, lighting, power monitoring, refrigeration, and specialty systems.
• Assist with Fault Detection & Diagnostics (FDD) initiatives.
• Utilize remote monitoring tools to identify and resolve issues proactively.
• Develop strong customer relationships.
• Serve as the primary technical contact for assigned accounts.
• Provide recommendations for system improvements and lifecycle planning.
• Identify and develop service agreement and project opportunities.
• Coordinate with project managers, service managers, and sales teams.
• Mentor junior technicians and apprentices.
• Assist with technical training and onboarding.
• Provide field leadership on complex service projects.
• Support technical standards and best practices.

Skills

BAS service

HVAC troubleshooting

control drawings

customer service

project coordination

Education

Niagara N4 Certification

HVAC Technician certification

Associate degree or technical training in HVAC/Controls/Electronics

Tools

Tridium Niagara

Johnson Controls Metasys

Distech Controls

Delta Controls

Siemens Desigo

Honeywell WEBs

Alerton

Reliable Controls

KMC Controls

Carrier i-Vu

ABB

Schneider Electric EcoStruxure

Job description

Kelso Building Services in Waco, TX is seeking a Senior BAS Technician to service, troubleshoot, and optimize building automation systems across diverse facilities. You will combine field work with remote diagnostics, ensuring peak performance and strong customer relationships.

The role emphasizes diagnosing HVAC/control issues, performing maintenance, and supporting controller upgrades while mentoring junior technicians in a fast‑growing smart‑building team.