Lead PLC/SCADA Controls Engineer

Senior Plc/Sccada Controls EngineerOur work increasingly sits at the intersection of OT controls, SCADA, and enterprise data. We deploy Ignition SCADA, Rockwell Automation PLCs, and open industrial protocols to provide deep, trustworthy visibility into mechanical plants, electrical distribution, and power quality without locking customers into brittle or opaque architectures. We are seeking senior-level PLC/SCADA Engineer who brings strong technical judgment, systems thinking, and the ability to design solutions that keep working years after handoff.Scope of Position:As a Senior PLC/SCADA Controls Engineer, you will serve as a technical authority for data center automation and electrical power monitoring systems. You will lead the design of Ignition-based data center SCADA platforms integrated with Rockwell PLC control systems, electrical power monitoring devices, and third-party subsystems. You will influence how systems are designed, modeled, how data flows, and how operators interact with critical infrastructure across single sites and multi-site portfolios.This role carries technical ownership, cross-disciplinary influence, and mentorship expectations. You are someone others come to when the system behavior matters, not just whether it "works."Key Responsibilities:PLC System Design & DevelopmentDevelop and maintain PLC applications utilizing Rockwell Automation platforms including:ControlLogixCompactLogixGuardLogix (where applicable)Remote I/O architecturesDesign scalable control architectures for:Chiller managersChiller lineup controllersPumping systemsThermal energy storage systemsHVAC and process cooling applicationsCreate reusable software standards, Add-On Instructions (AOIs), and programming templates.Develop and maintain PLC documentation, functional descriptions, and sequence of operation implementations.SCADA & Ignition DevelopmentDevelop supervisory applications using Ignition by Inductive Automation.Configure:OPC UA communicationsUDT librariesTag structuresAlarm strategiesHistorical data collectionDashboard and visualization interfacesSupport deployment of enterprise-scale SCADA systems for monitoring and control of critical infrastructure.Implement standardized naming conventions and scalable tag models.Industrial Networking & CommunicationsDesign and troubleshoot industrial Ethernet networks.Configure communications utilizing:EtherNet/IPBACnet/IPModbus TCPOPC UASupport managed switches, VLANs, routing, and redundant network architectures.Integrate third-party equipment including chillers, VFDs, power monitoring devices, UPS systems, generators, CRAHs, CDUs, and metering systems.System IntegrationDevelop integration strategies for mechanical and electrical systems.Coordinate with equipment vendors to validate communications and operational sequences.Perform point mapping, protocol validation, and interface testing.Support cybersecurity and OT network requirements.Testing & CommissioningSupport:Factory Acceptance Testing (FAT)Site Acceptance Testing (SAT)Integrated Systems Testing (IST)Functional Performance Testing (FPT)Troubleshoot controls, network, and field device issues during startup and commissioning.Create commissioning procedures and checkout documentation.Support field technicians and commissioning providers during project execution.Technical LeadershipProvide technical guidance and mentoring to entry-level and mid-level engineers.Participate in design reviews and software quality reviews.Identify project risks early and recommend mitigation strategies.Support customer-facing technical discussions and design workshops.Required Qualifications:Bachelor's degree with 4+ years of HVAC/Building Automation experience OR Associate Degree with 6+ years of HVAC/Building Automation experience OR High School Diploma OR GED with 8+ years of HVAC/Building Automation experience.4+ years of experience designing and supporting SCADA and control systems in live facilities4+ years of Rockwell Automation PLC experience with ControlLogix / CompactLogix platformsAbility to travel up to 25%Must have unrestricted authorization to work in the USA. No visa sponsoring available.Pay RangeThe annual salary for this position is between $79,000.00 - $158,000.00 annually. Factors which may affect pay within this range include, but are not limited to, skills, education, experience, and other unique qualifications of the successful candidate.Other CompensationThis position may be entitled to short-term cash incentives, subject to plan requirements.BenefitsEmployees are eligible for benefits, including:Health Care Benefits: Medical, Dental, Vision; Wellness incentivesRetirement BenefitsTime off and Leave: Paid vacation days, up to 15 days; paid sick days, up to 5 days; paid personal leave, up to 5 days; paid holidays, up to 13 days; birth and adoption leave; parental leave; family and medical leave; bereavement leave; jury duty leave; military leave; purchased vacationDisability: Short-term and long-term disabilityLife Insurance and Accidental Death and DismembermentTax-Advantaged Accounts: Health Savings Account; Health Care Spending Account; Dependent Care Spending AccountTuition Assistance