Automation Engineer II

Repligen Corp; Bridgewater Township (NJ); On-site; USD 85,000 - 120,000; Full time

Job summary

Repligen Corp is seeking an Service Automation Controls Engineer to support, troubleshoot, and improve automation control solutions in biopharmaceutical manufacturing and lab environments. You will work with PLCs, HMIs, SCADA, industrial networks, and process control platforms across multiple vendors while ensuring quality, safety, and regulatory compliance.

You will develop and test control software, review engineering documentation, and support testing and qualification activities.

Qualifications

• Bachelor's degree in Engineering or related technical discipline with 3–5+ years automation experience.
• Experience supporting automation systems in regulated environments is preferred.
• Hands-on knowledge of PLC/HMI/SCADA configuration and industrial networking.

Responsibilities

• Provide advanced troubleshooting for PLCs, HMIs, SCADA, and industrial networks.
• Program and support PLC/SCADA platforms across multiple vendors.
• Develop, troubleshoot, and support HMI/SCADA applications (iFIX, Wonderware, Ignition, WinCC).
• Diagnose issues in control loops, instrumentation, and LAN networking.
• Review and reverse-engineer control logic and electrical designs for service and upgrades.
• Create test protocols and qualification documents for automated equipment.
• Ensure compliance with 21 CFR Part 11, cGMP, ISO, and internal quality requirements.
• Support data acquisition, historians, visualization, and reporting.
• Provide training and technical presentations to Field Service and internal teams.
• Collaborate with Service, Engineering, Manufacturing, Quality, and customers to resolve issues.

Skills

PLC programming

HMI/SCADA troubleshooting

Electrical controls

Instrumentation

Industrial networks

Problem solving

Documentation

Cross-functional collaboration

Communication

Project support

Education

Bachelor's degree in Engineering or related field

Tools

Allen-Bradley RSLogix 500/5000

Siemens WinCC

DeltaV

Wonderware iFIX / Ignition

TIA Portal

C#/JavaScript

SQL

Python

Job description

The Service Automation Controls Engineer is responsible for supporting, troubleshooting, and improving automation control solutions used in biopharmaceutical manufacturing and laboratory environments. This role provides technical expertise across PLCs, HMIs, SCADA systems, industrial networks, and process control platforms while partnering with Service, Engineering, Manufacturing, Quality, and customers to resolve technical issues, support documentation and testing activities, and ensure solutions meet business, safety, and quality requirements.

Key Responsibilities

• Provide advanced troubleshooting and technical support for automation controls, PLCs, HMIs, SCADA systems, industrial computers, electrical controls, instrumentation, and industrial networks used in biopharmaceutical manufacturing and laboratory environments.
• Program, configure, modify, and support automation platforms including Allen-Bradley RSLogix 500/5000, Siemens, DeltaV, AutomationDirect PLCs, and related I/O systems.
• Develop, troubleshoot, and support HMI and SCADA applications, including iFIX, Wonderware System Platform, Ignition, Siemens WinCC, TIA Portal, and AutomationDirect C-more, as applicable.
• Diagnose and resolve issues related to control loops, sinking and sourcing instrumentation, current and voltage control systems, LAN networking, switches, industrial communication protocols, data cabling, and network topology.
• Review, interpret, and reverse-engineer automation code, control logic, system architecture, and electrical control designs to support service, repair, upgrade, and root cause investigation activities.
• Generate, review, and execute test protocols, qualification documentation, technical evaluations, engineering design documents, and manufacturing documentation for automated equipment and control systems.
• Ensure automation support activities and documentation align with applicable quality and compliance expectations, including 21 CFR Part 11, GAMP, ISA-88, cGMP, ISO, and internal quality requirements.
• Support data acquisition, historian, visualization, reporting, and database-related activities that enable equipment performance monitoring, troubleshooting, and process improvement.
• Provide technical training, knowledge transfer, and presentations on automation hardware, software, troubleshooting methods, and system functionality for Field Service teams, internal stakeholders, and customers.
• Partner with Service, Engineering, Manufacturing, Quality, and cross-functional teams to drive timely issue resolution, project execution, continuous improvement, and customer support.
• Apply structured problem-solving, risk-based decision making, and clear technical communication to support business priorities, customer expectations, and quality requirements.
• Support Repligen's Environmental Health and Safety culture by following safe work practices, identifying hazards, reporting concerns, and contributing to corrective actions and process improvements.

Education and Experience Requirements

• Bachelor's degree in Engineering, Automation, Controls, Electrical Engineering, Computer Engineering, or a related technical discipline with 3-5+ years of relevant automation, controls, or service engineering experience; equivalent technical experience may be considered.
• Experience supporting automation systems in biopharmaceutical, life sciences, laboratory, or regulated manufacturing environments; direct bioprocessing and process filtration experience is preferred.
• Strong working knowledge of PLC programming, HMI/SCADA configuration, industrial controls, instrumentation, I/O systems, industrial networking, data acquisition, and automation troubleshooting.
• Hands-on experience with automation platforms and tools such as Allen-Bradley, Siemens, DeltaV, AutomationDirect, Wonderware, iFIX, Ignition, WinCC, TIA Portal, C#, JavaScript, Ladder Logic, Function Block, and Boolean logic; experience with SQL, Python, Java, or Visual Basic is a plus.
• Experience creating, reviewing, or executing engineering documentation, design documents, technical evaluations, manufacturing documentation, test plans, and qualification protocols for automated or cGMP process equipment.
• Working knowledge of applicable quality and compliance expectations, including ISO-regulated environments, cGMP, 21 CFR Part 11, GAMP, ISA-88, and internal quality system requirements.
• Demonstrated ability to lead or support technical projects, provide guidance to peers, communicate project status and risks, and elevate issues appropriately.
• Excellent written and verbal communication skills, with the ability to explain complex technical information clearly to technical and non-technical audiences.
• Strong organizational skills with the ability to manage multiple priorities, support multiple projects, and collaborate effectively across Service, Engineering, Manufacturing, Quality, and customer-facing teams.
• Proficiency with standard business software, including Microsoft Outlook, Word, Excel, an