Senior PLC Controls Technician

About the role:

The Senior PLC Control Technician is an expert-level, hands-on professional responsible for leading complex commissioning activities, troubleshooting advanced PLC and industrial networking systems, validating PLC/SCADA integration, and mentoring field technicians. This role serves as a primary technical escalation resource for PLC field challenges while supporting high-quality startup, integration, documentation, safety, and system reliability.

The Senior PLC Control Technician demonstrates mastery of PLC systems, industrial communication protocols, processor redundancy, distributed I/O, and SCADA/HMI integration while coordinating technical execution with Lead PLC Technicians, PLC Engineers, project managers, contractors, and vendors.

This position requires regular travel. Per diem, lodging, and travel accommodation are provided in accordance with company policy.

Key Responsibilities:

• Lead commissioning activities for large-scale or technically complex PLC automation projects, ensuring systems operate according to design specifications, project requirements, and approved startup plans.
• Troubleshoot advanced PLC logic, distributed I/O, field instrumentation, processor/controller issues, electrical faults, network communication issues, and SCADA/HMI integration problems in active operational environments.
• Configure, test, and validate PLC processor redundancy, failover, high-availability deployments, and related communication architecture where required by project scope.
• Configure, test, and validate industrial communication protocols, including Modbus/IP, Modbus/UDP, EtherNet/IP, BACnet, MQTT, OPC UA, and project-specific gateway integrations.
• Integrate PLC systems with SCADA/HMI platforms such as Ignition, FactoryTalk, and similar operator interfaces, ensuring seamless communication, correct point mapping, alarm/trend visibility, and operational functionality.
• Verify controller programs against design sequences or functional requirements, document discrepancies for engineering resolution, and perform authorized troubleshooting or minor configuration support.
• Perform or support point-to-point validation, sensor/device verification, panel wiring assessment, field instrumentation checks, commissioning scripts, and issue tracking for PLC-supported systems.
• Mentor and train PLC Control Technicians by providing technical guidance, reviewing work quality, supporting troubleshooting, and quality-checking documentation.
• Prepare and maintain accurate redlines, as-built documentation, commissioning reports, QC checklists, startup records, failover test records, and turnover deliverables.
• Coordinate with Lead PLC Technicians, PLC Engineers, project managers, contractors, vendors, and clients to align technical execution with project objectives, safety expectations, and deliverables.
• Apply working knowledge of AEC processes and construction documents, including plans, specifications, controls submittals, equipment submittals, RFIs, and submittal processes.

Qualifications:

• · Minimum five (5) years of hands-on experience with PLC systems in industrial, construction, or building automation environments.
• Expert-level proficiency with Allen-Bradley PLC platforms, with strong working knowledge of Siemens and Schneider Electric systems.
• Mastery or advanced working knowledge of tools such as Studio 5000, FactoryTalk Linx, RSLinx Classic, RSNetWorx, FactoryTalk Activation Manager, Siemens TIA Portal, or comparable PLC software.
• Demonstrated expertise configuring and validating PLC processor redundancy systems, distributed I/O, industrial networking, protocol gateways, and high-availability architectures.
• Ability to read ladder logic fluently and interpret contacts, coils, timers, counters, comparison instructions, tag databases, I/O binding, alarm/trend configuration, and sequence modules.
• Ability to read, interpret, and apply electrical schematics, network diagrams, mechanical plans, equipment submittals, controls submittals, point lists, and construction documentation.
• Proven leadership, mentorship, communication, troubleshooting, and documentation skills, with ability to guide field technicians and coordinate with project teams.
• Willingness and ability to travel to project sites as required, approximately 85%.

• OSHA 10 certification obtained within the past two (2) years is required.
• • If certification is not current or has not been completed, OSHA 10 training will be provided and must be successfully completed within the first week of employment.

Experience

• Demonstrated experience leading commissioning, startup, and system validation activities for large-scale or technically complex PLC automation projects.
• Proven experience troubleshooting advanced PLC systems, distributed I/O networks, field instrumentation, SCADA/HMI integration, and communication issues in live operational environments.
• Hands-on experience supporting system redundancy, failover testing, high-availability deployments, and system acceptance activities.
• Experience serving as a technical escalation resource for complex field issues and coordinating field activities with engineers, project managers, contractors, vendors, and clients.
• Experience developing and maintaining as-built drawings, redline documentation, commissioning reports, system turnover packages, issue logs, and QC documentation.
• Experience mentoring junior technicians and providing on-the-job technical training.

Physical Requirements:

• Ability to travel by plane or vehicle up to 95% based on work site locations.
• Ability to stand, walk, and move throughout active construction sites for extended periods
• Ability to climb ladders, stairs and lifts as required
• Ability to bend, kneel, crouch, and work in tight or confined spaces
• Ability to lift, carry, and maneuver equipment and materials up to 50 pounds
• Manual dexterity to handle tools, wiring, and small components
• Ability to work at heights and in varying indoor and outdoor conditions
• Visual keenness to read schematics, labels, and digital displays
• Ability to hear and respond to alarms, equipment sounds, and verbal instructions
• Capability to safely operate hand and power tools

Benefits & Total Rewards:

• Opportunities for Growth

Hands-on training and career advancement in an exploding data-center industry.

• Medical, Dental, and Vision Insurance

We cover 100% of individual medical premiums and help offset the cost of family coverage.

• 401K with Employer Match

Eligible after 90 days, with company matching to help you invest in your future.

• Disability Coverage

Both short- and long-term disability insurance provided at no cost to our employees.

• Flexible PTO

Take time off when you need it, no accruing time necessary.

• Field-Based Employee Benefits

For eligible field-based roles that require travel, Divcon covers all business travel expenses and provides a per diem, phone allowance, tools, and PPE at no cost. Eligible employees also receive paid training and additional reimbursable business expenses.

Divcon does not accept unsolicited resumes from agencies. Agencies must have a signed agreement in place prior to submitting any candidate. Unsolicited resumes will be considered the property of Divcon, and no fees will be paid.