Senior Automation Software PLC Engineer - Critical Infrastructure
Senior Automation Software Engineer - Critical Infrastructure
Atlanta, GA| Full-Time | Remote
About the Role:
A leading engineering consultancy is seeking a Senior Automation Software Engineer to lead PLC development for hyperscale data centers (10-200MW+). You'll own the full software lifecycle-from architecture to commissioning-on Tier III/IV mission-critical infrastructure. This is a high-impact, high-autonomy role for engineers who thrive under pressure and want to shape the backbone of global digital infrastructure.
What You'll Do:
Design and program PLC logic for HVAC, chilled water, and liquid cooling systems
Lead Level 2-5 commissioning and on-site troubleshooting
Collaborate with SCADA engineers and field teams to ensure seamless integration
Implement secure, scalable, and fault-tolerant control strategies
Maintain code standards and mentor junior engineers
What You Bring:
8+ years of hands-on PLC programming (Allen-Bradley preferred)
Experience with large-scale data centers or other 24/7 critical facilities
Strong knowledge of industrial protocols (BACnet/IP, Modbus TCP, OPC-UA, etc.)
Familiarity with SCADA platforms (Ignition, FactoryTalk, AVEVA, etc.)
Calm, clear communicator with a knack for solving complex field issues
Bonus Points:
Certifications like Rockwell CPIN, Cisco CCNA-Industrial, or ISA CAP
Experience with VLANs, OT networks, and cybersecurity standards (ISA/IEC 62443)
Travel & Relocation
Up to 75% travel across the U.S.
Why Join?:
Competitive salary (often above market for top talent)
Comprehensive benefits: medical, dental, vision, 401(k) match, PTO, parental leave
Professional development support and licensing assistance
FAQs
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