Controls Engineer

Pi-Square Technologies LLC; Columbus (GA); On-site; USD 90,000 - 120,000; Full time

Job summary

Pi-Square Technologies LLC is seeking an experienced Controls Engineer to join our aerospace-focused team with LTTS. You will design, develop, and support industrial control systems using Siemens S7/ TIAP Portal and Allen-Bradley platforms, and build reliable data pipelines with Kepware and Ignition for real-time operations.

The role emphasizes leveraging SCADA/HMI to monitor production lines, integrating with MES/ERP systems, and delivering scalable dashboards and reports.

Qualifications

• Hands-on experience with Siemens PLCs (S7-1200/1500, TIA Portal, WinCC)
• Strong experience with Allen-Bradley / Rockwell Automation platforms (Studio 5000 / RSLogix 5000, ControlLogix/CompactLogix, FactoryTalk View)
• Experience configuring Kepware and OPC communications
• Proficiency with industrial protocols: OPC UA, Modbus, Profinet, Ethernet/IP
• Proficiency in PLC programming (ladder, structured text, function block)
• Experience integrating controls with MES/ERP or cloud platforms (Azure IoT, ThingWorx)
• Ability to read electrical schematics, wiring diagrams, P&IDs
• Familiarity with CNC/inspection equipment used in aerospace manufacturing
• Proficient with MS Office; strong cross-functional teamwork
• Ability to work with minimal supervision

Responsibilities

• Design, develop, and support industrial control systems using Siemens and Allen-Bradley platforms
• Configure Kepware for secure data acquisition and integration with MES/SCADA
• Develop and troubleshoot HMI/SCADA (WinCC, FactoryTalk, Ignition) for real-time monitoring
• Integrate shop floor equipment with IT/OT systems using OPC UA/DA, MQTT, and industry protocols
• Diagnose and resolve controls-related issues to minimize downtime
• Collaborate with cross-functional teams to ensure seamless data flow
• Deliver scalable dashboards, alerts, and reports for operations and quality
• Support machine connectivity projects for CNCs and inspection equipment
• Ensure adherence to AS9100 and cybersecurity standards; document architecture and data mapping
• Troubleshoot and continuously improve live production systems
• Identify opportunities for continuous improvement

Skills

Siemens PLCs

Allen-Bradley PLCs

Kepware

OPC UA

Modbus

Profinet

Ethernet/IP

PLC programming

MES/ERP integration

Electrical schematics

CNC equipment

MS Office

Cross-functional teamwork

Self-supervision

Tools

TIA Portal

WinCC

FactoryTalk View

Kepware KEPServerEX

OPC UA

Job description

Controls Engineer

Job Description & Skill Requirement

This position is for an experienced Controls Engineer role to join a growing aerospace team with L&T Technology Services (LTTS). As an important part of the Manufacturing team here at LTTS, you will actively be providing critical value to our customers by helping to ensure high quality and accurate data is made available to the customers' Operational Excellence team to meet operational goals.
This role will work with the LTTS team and our major aerospace customer to integrate industrial data systems and support smart factory initiatives. This role focuses on building reliable data pipelines and visualizations across complex production and inspection processes using Kepware and Ignition SCADA platforms
The successful candidate will be an expert in engineering-related measurements and practices. The successful candidate will have a diverse skillset and leverage capabilities to directly support digital transformation, real-time decision-making, and factory floor connectivity across critical aerospace components/assemblies, and maintain standard work documents.
This is an onsite position and will require working in our customers' facilities located in North Berwick, Maine with some potential for work from home.

Duties/Responsibilities

• Design, develop, and support industrial control systems leveraging Siemens (S7, TIA Portal) and Allen-Bradley (ControlLogix, CompactLogix) platforms
• Configure and maintain Kepware (KEPServerEX) for secure data acquisition and integration with MES, SCADA, and enterprise systems
• Develop and troubleshoot HMI/SCADA systems (WinCC, FactoryTalk, Ignition) for real-time monitoring and control
• Integrate shop floor equipment with IT/OT systems using OPC UA/DA, MQTT, and industrial communication protocols
• Diagnose and resolve controls-related issues on production equipment to minimize downtime and improve equipment reliability
• Collaborate with cross-functional teams (manufacturing, quality, IT) to ensure seamless system integration and data flow
• Collaborate with Manufacturing Engineering, Quality, and IT to understand use cases and deliver scalable dashboards, alerts, and reports.
• Support machine connectivity projects for CNCs, CMMs, test rigs, and legacy aerospace manufacturing equipment.
• Ensure all Ignition/Kepware deployments follow AS9100 and cybersecurity compliance standards (NIST 800-171, ISA/IEC 62443, etc.).
• Document system architecture, tag hierarchies, data mapping, and change management procedures.
• Troubleshoot, maintain, and continuously improve live systems supporting production-critical operations.
• Identify and implement opportunities for continuous improvement.

Required Skills/Abilities

• Hands-on experience with Siemens PLCs (S7-1200/1500, TIA Portal, WinCC)
• Strong experience with Allen-Bradley / Rockwell Automation platforms (Studio 5000 / RSLogix 5000 programming, ControlLogix / CompactLogix PLCs, FactoryTalk View (SE/ME))
• Demonstrated working knowledge of Kepware (KEPServerEX) configuration, drivers, and OPC communications
• Experience with industrial protocols such as OPC UA, Modbus, Profinet, Ethernet/IP
• Proficiency in PLC programming (ladder logic, structured text, function block)
• Experience integrating controls systems with MES, ERP, or cloud platforms (e.g., Azure IoT, ThingWorx)
• Ability to read and interpret electrical schematics, wiring diagrams, and P&IDs
• Familiarity with CNC and inspection equipment typically used in aerospace manufacturing (e.g., Mazak, Okuma, Zeiss CMM, etc.).
• Proficient in Microsoft Office Suite or similar software.
• Demonstrated ability to work cross-functionally in a team environment.
• Ability to work with minimum supervision

External Skills And Expertise

• " Design, develop, and support industrial control systems
• Siemens (S7, TIA Portal),
• Siemens PLCs (S7-1200/1500, TIA Portal, WinCC)
• Allen-Bradley (ControlLogix, CompactLogix) platforms
• with Allen-Bradley / Rockwell Automation platforms (Studio 5000 / RSLogix 5000
• ControlLogix / CompactLogix PLCs, FactoryTalk View (SE/ME))
• Configure and maintain Kepware (KEPServerEX)
• Kepware (KEPServerEX) configuration, drivers, and OPC communications
• Familiarity with CNC and inspection equipment
• Siemens, Rockwell, Omron integration
• Omron PLCs and automation platforms (Sysmac Studio, NJ/NX series)
• Heidenhain controls (TNC programming, machine tool integration)

Pi-square technologies is a Michigan (USA) Headquartered Automotive Embedded Engineering Services company, Synergy Partner for major OEMs and Tier 1s and their implementation partners in Automotive Embedded Product Development, Projects, Requirements Analysis, Software Design, Software Implementation, Efficient Build, Release Process, and turnkey software V & V Services. We have more than 20+ years of industry expertise with specialization in the latest cutting-edge automotive technologies such as Infotainment, connected vehicles, Cyber security, OTA, and Advanced Safety/ Body electronics.