BAS Controls Service Technician

MSS Solutions, LLC

BAS Controls Service Technician at MSS Solutions, LLC responsible for diagnosing and repairing building automation and controls systems while ensuring high customer satisfaction. Contribute to projects and represent the company to institutional clients.

Posted 6/25/2026full-timeLexington • South Carolina • 🇺🇸 United StatesMid-LevelSeniorWebsite

About the role

Key responsibilities & impact

Diagnose and repair building automation and controls systems
Test and make modifications in controls software
Perform device testing, program downloading, and equipment start-up
Manage customer relations and resolve escalated issues
Interpret control drawings, plans, and sequences of operations
Install hardware, program software, and repair DDC systems
Conduct preventive maintenance and modifications as needed
Interface with customers during assessments and proposal developments
Document work performed and maintain customer satisfaction

Requirements

What you’ll need

Minimum of five (5) years demonstrated experience in diagnosis and repair of building automation and controls systems
Demonstrated ability and knowledge of a variety of electronic or digital controls systems
Ability to test and make modifications in a variety of controls software system languages
Responsible for device testing (end-to-end), program downloading, equipment start-up and operations
Handle all day to day and escalated customer relation issues
Ability to interpret control drawings, plans and sequence of operations
Capable of hardware installation, software programming, diagnosis and repair of DDC systems at customer locations
Must be capable of performing preventive maintenance, modifications and repairs as outlined contractually or at the customers request
Ability to interface and consult with the customer during site assessments
Ability to recognize and assist with the development of client proposals for retrofits, upgrades or improvements to existing controls systems
Manage all aspects of small projects without the support of the Project Manager
Ability to represent the company to commercial, industrial and institutional customers
Ability to interface and communicate with customers to ensure a high level of customer satisfaction
Effectively documents work performed by completing necessary paperwork on each job to include: entering daily time, detailing scope of service progression, and maintaining an electronic database
Maintain customer satisfaction for continual company growth
Inventories parts, materials and labor per job
Willing to participate in company training and self-study to improve and maintain technical proficiency in program platforms
Complies with all company safety policies

Benefits

Comp & perks

Medical/Dental/Vision Insurance
401k with Employer Contributions
PTO
Paid Holidays
Relocation assistance provided
Employee Assistance Program
Long-term Disability
Short-term Disability
Flexible Spending Plan
Health Savings Plan

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

diagnosis and repair of building automation systemscontrols software modificationsdevice testingprogram downloadingequipment start-uphardware installationsoftware programmingDDC systems repairpreventive maintenanceelectronic controls systems

Soft Skills

customer relations managementissue resolutioncommunicationproject managementcustomer satisfactionconsultationdocumentationself-studyinterpersonal skillsorganizational skills