Field PLC Engineer

About Us:

Headquartered in Dallas, Texas, Divcon delivers fully integrated automation solutions nationwide that optimize performance, energy efficiency, and reliability across HVAC, lighting, power monitoring, and mission-critical systems. Leveraging advanced technologies - including Allen-Bradley PLCs, Ignition SCADA, and Delta DDC systems - we combine deep technical expertise with field-tested execution to deliver precise, scalable, and high-performance solutions.

About the role:

The Field PLC Engineer is responsible for developing, testing, programming, and supporting PLC-based control systems for large-scale data center and critical infrastructure environments. This role is hands-on, client-facing, and essential to ensuring precise, reliable, and scalable automation across HVAC, mechanical, electrical, and facility systems.

The Field PLC Engineer works independently on defined engineering assignments while collaborating closely with senior engineers, field teams, commissioning teams, vendors, contractors, and clients.

• →Develop and modify PLC programs to control HVAC, central plant, mechanical, and electrical systems supporting tightly regulated data center environments.
• →Implement customer-requested changes and updates to existing PLC databases, control sequences, and control strategies.
• →Configure PLC logic, tags, alarms, I/O structures, and system parameters in accordance with project requirements.
• →Support development of reusable code, templates, and standardized programming practices.
• →Test PLC logic and validate system functionality prior to field deployment.

• Meet with clients to understand mechanical, electrical, and automation requirements for large-scale facility systems.
• Provide technical input during client meetings, design reviews, and project coordination discussions.
• Collaborate with project managers, engineers, contractors, vendors, and field teams to support successful delivery of PLC scope.
• Communicate technical risks, open issues, and project status clearly and proactively.

• Support field and commissioning teams during system start-up, troubleshooting, and validation activities.
• Debug installation and programming issues during static and dynamic commissioning of building automation and special systems.
• Diagnose and resolve system errors in PLC logic, hardware, field devices, and communication networks.
• Support integration of PLC systems with SCADA, BMS, EPMS, and other facility systems.

• Document programming workflows, logic changes, system configurations, and commissioning updates for project turnover.
• Follow established PLC programming standards, code review practices, naming conventions, and documentation requirements.
• Maintain organized project files and accurate technical records.
• Participate in internal reviews and lessons learned to improve team execution.

• Bachelor’s degree in Software, Mechanical, Electrical, Automation, or Mechatronics Engineering.
• Experience with HVAC controls, central plants, chillers, boilers, or mechanical systems.
• Exposure to Ignition SCADA, HMIs, Kepware, EPMS, BMS, or facility integration platforms.
• Experience with industrial communication protocols such as Ethernet/IP, Modbus TCP, BACnet/IP, or OPC-UA.
• Data center, hyperscale infrastructure, mission-critical facility, or systems integrator experience.

Physical Requirements:

• Ability to travel frequently to job sites by car or plane, up to 60%
• Ability to stand, walk, and move throughout job 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
• Ability to wear and work in personal protective equipment when required (hard hat, vest, safety glasses, gloves, and safety-toed boots)
• Visual keenness to read schematics, labels, and digital displays
• Ability to visually identify and differentiate wires by assigned color
• 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.