IIoT Senior Edge Engineer

MASS Tech LLC; Greensboro (NC); On-site; USD 95,000 - 125,000; Full time

Benefits offered by this job

Competitive salary

Job summary

MASS Tech LLC, a Greensboro, NC–based technology and engineering company, seeks a highly motivated IIoT Senior Edge Engineer to connect manufacturing equipment and systems to the IIoT platform, enabling real-time data flow and digital solution development.

The ideal candidate brings strong PLC programming expertise, industrial communication protocol knowledge, and SCADA integration experience, with a focus on BEV manufacturing.

Qualifications

• Bachelor’s degree or equivalent professional experience (5+ years).
• 5+ years in industrial automation with Mitsubishi PLC platforms (MELSEC).
• 2+ years Mitsubishi GX Works2/3 programming.
• Proficiency in Ethernet/IP, Modbus TCP/RTU, OPC UA, DeviceNet.
• 2+ years PLC integration with SCADA/HMI.

Responsibilities

• Design, program, and troubleshoot PLC-based control systems.
• Develop and optimize control logic using Mitsubishi GX Works or equivalent.
• Incorporate business logic into PLC data collection.
• Collaborate with maintenance, engineering, and production teams.
• Integrate PLC with SCADA platforms such as Ignition for real-time monitoring.
• Enable data ingestion from PLCs to enterprise systems using Modbus, Ethernet/IP, MQTT, OPC UA.
• Support commissioning and startup activities.
• Analyze control system performance and implement improvements.
• Produce and maintain technical documentation.
• Mentor junior engineers and maintenance staff.

Skills

PLC programming

Industrial networking

SCADA integration

Mentorship

Problem solving

Education

Bachelor's degree or equivalent

Tools

GX Works2/3

Ignition SCADA

Modbus TCP

Ethernet/IP

OPC UA

Job description

Greensboro, United States | Posted on 09/03/2026

MASS Tech LLC is a Greensboro, North Carolina based technology and engineering company that makes AI and modern technology work for manufacturing businesses. We deliver practical solutions across product engineering, industrial digitalization, IoT, MES, automation, low code applications, data analytics, and AI powered operations - helping organizations improve productivity, quality, traceability, and decision making.

Our team combines deep manufacturing knowledge with emerging technologies to solve real operational challenges from the shop floor to the enterprise. We value collaboration, continuous learning, and hands-on problem solving, giving our people opportunities to work on meaningful projects, develop innovative solutions, and create measurable results for the industries we serve.

Job Description

MASS Tech is seeking a highly motivated IIoT Senior Edge Engineer to connect manufacturing equipment, systems, and devices to the IIoT platform, enabling real-time data flow and digital solution development. This role will play a critical part in ensuring seamless connectivity across manufacturing systems, empowering teams with accurate, real-time data to drive operational excellence. The ideal candidate will bring strong expertise in PLC programming, industrial communication protocols, and SCADA integration, with a passion for innovation in BEV manufacturing.

• Design, program, and troubleshoot PLC-based control systems supporting manufacturing processes.
• Develop and optimize control logic using Mitsubishi GX Works or equivalent programming environments.
• Incorporate business logic requirements into PLC data collection logic.
• Collaborate with maintenance, engineering, and production teams to understand process and data requirements.
• Integrate PLC systems with SCADA platforms such as Ignition for real-time monitoring and control.
• Work with IIoT solution teams to enable seamless data ingestion from PLCs into enterprise systems using protocols like Modbus, Ethernet/IP, MQTT, and OPC UA.
• Support commissioning and startup activities for new manufacturing equipment.
• Analyze control system performance and implement improvements to enhance reliability and efficiency.
• Produce and maintain technical documentation including control schematics, logic diagrams, and operational procedures.
• Mentor junior engineers and maintenance staff, promoting best practices in controls engineering.

Requirements

Essential Qualifications

• Bachelor’s degree or equivalent professional experience (5+ years).
• 5+ years of experience in industrial automation with a focus on Mitsubishi PLC platforms (e.g., MELSEC series).
• 2+ years of experience with Mitsubishi PLC programming tools such as GX Works2/3 or equivalent.
• Proficiency in industrial communication protocols including Ethernet/IP, Modbus TCP/RTU, OPC UA, and DeviceNet.
• 2+ years of experience integrating PLCs with SCADA/HMI systems.
• Strong knowledge of industrial networking and troubleshooting techniques.
• Familiarity with manufacturing processes and controls in automotive or related industries.
• Ability to read and interpret electrical schematics and P&IDs.
• Strong problem-solving skills with the ability to work independently or collaboratively.
• Excellent communication skills for effective collaboration with technical and non-technical stakeholders.

Preferred Experience & Skills

• Experience with PLC platforms such as Toyopuc or Allen Bradley.
• Knowledge of IIoT architectures and protocols including MQTT and Sparkplug B.
• Experience with scripting languages (Python, Jython) or software development (.NET/C#).
• Background in machine vision, RFID, or barcode integration.
• Experience supporting greenfield manufacturing facility startups.

• Competitive salary and performance-based bonus