Lead PLC Software Engineer

As a 100% Employee-Owned company, Robert E. Mason & Associates, Inc. believes our Associates are the foundation of both our customers’ and our success. Our strong company culture, and belief in continued investment in our Associates, has helped us realize long Associate tenures, as well as long lasting relationships with our customers. R.E. Mason provides industry-leading process equipment and service for process control, automation, safety, and reliability. The industries served include Chemical, Pharmaceutical & Life Sciences, Power & Utilities, Food & Beverage, and Pulp & Paper. What R.E. Mason Offers Associates: R.E. Mason is a 100% employee-owned company that offers a comprehensive, industry leading benefits package to all eligible Associates: Participation in the Employee Stock Ownership Program (ESOP) Retirement plan, including a Safe Harbor contribution Medical / Dental / Vision Insurance Employer paid Life Insurance and Long-Term Disability Insurance Generous paid leave options that include vacation time, sick leave, personal leave time, R.E. Mason Way Half Day, paid Jury Duty, and paid Bereavement Leave Paid Parental Leave Paid company holidays Career Development Program Retirement and Financial Wellness program Employee Assistance Program (EAP) Alternative/Hybrid Work Schedules General Description The successful candidate will be a significant contributor on our Project Execution Team. The PLC Engineer will work in the development, delivery, and commissioning of PLC-based control systems and solutions for R.E. Mason’s industrial customers. This role works closely with Technical Leads, SCADA Engineers, and cross-functional project teams to deliver high-quality automation solutions that meet strict performance, reliability, and uptime requirements. The PLC Engineer will support both capital project execution and lifecycle services, including system upgrades, expansions, and optimization efforts. The Automation Engineer will also provide aftermarket (“Lifecycle”) and staff augmentation support to customers. Typically, this includes maintaining and updating existing control strategies, implementing small scale expansion projects and assisting with process optimization projects. Specific Responsibilities Design, configure, and troubleshoot PLC systems supporting critical infrastructure and process automation Develop, test, and deploy PLC logic for integrated control systems, including power, cooling, and building management subsystems Integrate PLC systems with SCADA platforms, historians, and third-party systems (e.g., Ignition, DeltaV, OSI PI) Develop system documentation including Functional Requirements Specifications (FRS) and Detailed Design Specifications (DDS) Support Factory Acceptance Tests (FAT) and Site Acceptance Tests (SAT) Perform on-site commissioning, startup, and troubleshooting activities in live operational environments Troubleshoot control system, communication,…