Senior PLC Engineer

divcon

Senior PLC Engineer responsible for PLC programming and control systems design for HVAC and critical infrastructure projects. Mentoring junior engineers and leading technical execution at Divcon.

Posted 7/7/2026full-timeIrving • Texas • 🇺🇸 United StatesSeniorWebsite

About the role

Key responsibilities & impact

Design, develop, and modify PLC control logic for HVAC systems, central plants, mechanical systems, and critical facility infrastructure
Translate mechanical, electrical, and control requirements into reliable PLC programs and control strategies
Develop logic for complex equipment sequences, alarm handling, equipment staging, redundancy, failover, and system recovery
Support design of PLC architecture, I/O structures, controller configurations, and network communication strategies
Own complex PLC deliverables from design through commissioning and turnover
Lead troubleshooting of PLC logic, field device, communication, and integration issues during start-up and commissioning
Mentor Associate PLC Engineers and PLC Engineers through code reviews, technical guidance, and project support

Requirements

What you’ll need

5-8 years of hands-on PLC programming or industrial automation experience
Strong experience with Rockwell / Allen-Bradley Studio 5000; experience with additional PLC platforms is a plus
Proven ability to program and troubleshoot complex HVAC, central plant, mechanical, or critical infrastructure systems
Experience supporting system integration, field commissioning, and troubleshooting in live project environments
Strong understanding of industrial communication protocols such as Ethernet/IP, Modbus TCP, BACnet/IP, and OPC-UA
Strong documentation habits and commitment to repeatable, maintainable code
Ability to mentor less experienced engineers and provide clear technical guidance
Strong communication, problem-solving, organization, and client-facing skills.

Benefits

Comp & perks

Professional development opportunities
Informal training on PLC programming, troubleshooting methods, documentation practices, and field support expectations

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

PLC Control Logic DesignSystem IntegrationTroubleshootingEquipment SequencingAlarm HandlingFailover StrategiesCode DocumentationField CommissioningNetwork Communication StrategiesRedundancy Management

Soft Skills

Problem-SolvingCommunicationOrganizationClient-Facing Skills