> Markdown version of [/jobs/ext/1918346-it-ot-controls-engineer](https://www.wearedevelopers.com/jobs/ext/1918346-it-ot-controls-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # IT/OT Controls Engineer - **Company:** E Tech Group - **Location:** Boston, MA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Business Systems, ControlNet, Data Transformation, Data Structures, DeviceNet, Ethernet, Supervisory Control and Data Acquisition (SCADA), JSON, Jython, Python (Programming Language), Network Layer, PostgreSQL, Message Queuing Telemetry Transport (MQTT), Network Architecture, OPC Unified Architecture, DataOps, Software Engineering, SQL Databases, Systems Integration, Web Services, Scripting, Enterprise Software Applications, Information Technology, Restful APIs, Legacy Systems - **Published:** August 4, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=6e8673e1e3a1edfb ## About the Role * Bachelor's Degree in Engineering, Computer Science, or a related field. * 3+ years of experience in a similar role. * Strong understanding of Unified Namespace concepts and MQTT/SparkplugB. Hands-on experience with HiveMQ or comparable brokers. * Experience with HighByte Intelligence Hub or similar industrial DataOps/data modeling platforms. * Experience with Ignition (gateway configuration, tag structures, scripting); Ignition certification a plus. * Experience with SQL/Postgres (For alarm/event and other interactions) * Proficiency in Python; familiarity with REST APIs, JSON payloads, and integrating web services. * Familiarity with SCADA systems and industrial data structures; experience with OPC UA and legacy OPC DA connectivity. * Experience integrating shop floor systems with MES, historians, or ERP. * Working knowledge of ISA-95 models and terminology, particularly as applied to UNS hierarchy design and MES integration. * Familiarity with ISA-88 batch control concepts a plus, given the biopharmaceutical manufacturing context. * Knowledge of Good Manufacturing Practices (GMP) and validation in a regulated environment; understanding of biopharmaceutical processes preferred. * Ability to work in a hybrid IT/OT environment, including an understanding of OT network architecture and segmentation (Purdue model awareness a plus). * Working knowledge of control system networks and controllers (Ethernet/IP, ControlNet, DeviceNet, etc.). * Proficiency in troubleshooting control systems and an understanding of process controls. * A DNA comprised of collaboration and teamwork. ## Description We are seeking an enthusiastic and experienced an IT/OT Controls Engineer to lead and contribute to the design and delivery of Unified Namespace (UNS) and IT/OT integration projects. This role is responsible for defining architecture requirements, developing detailed software design specifications, building and contextualizing industrial data models, and architecting DataOps solutions using platforms such as HighByte, HiveMQ, and Ignition. You will design and configure scalable, secure communications (MQTT/Sparkplug B, OPC UA, REST, and vendor-specific protocols) that connect shop floor equipment to MES and other business systems. This is a fantastic opportunity to own projects from concept through commissioning in a regulated manufacturing environment. You will: * Design, develop, and implement Unified Namespace (UNS) solutions using HiveMQ (MQTT/Sparkplug B), HighByte Intelligence Hub, and Ignition. * Model and contextualize plant-floor data into standardized, ISA-95-aligned payload structures for consumption by MES, historians, and other business systems. * Integrate shop floor equipment and control systems with MES and enterprise applications using MQTT, OPC UA, REST APIs, and vendor-proprietary protocols. * Configure and maintain edge connectivity to PLCs, SCADA, and legacy systems (including OPC DA sources) and manage the flow of data northbound into the UNS. * Utilize scripting languages such as Python (including Ignition/Jython scripting) for automation, data transformation, and integration tasks. * Collaborate with cross-functional IT and OT teams to ensure seamless, secure integration across network layers. * Provide technical leadership and support for project implementation, testing, commissioning, and startup. * Develop and evaluate alternative architectures and system solutions that meet stated requirements. * Maintain and update project documentation appropriate to a regulated (GMP) environment and provide regular status updates to management and stakeholders. * Work successfully in a team environment focused on customer service and continuous improvement * Be an ambassador who embodies our Core Values, prioritizing the success of E Tech Group, our clients, and the professional development of our associates. ## Related Videos - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Remote Driving on Plant Grounds with State-of-the-Art Cloud Technologies](https://www.wearedevelopers.com/videos/251-remote-driving-on-plant-grounds-with-state-of-the-art-cloud-technologies) - [Introducing JSON Structure](https://www.wearedevelopers.com/videos/100219-introducing-json-structure) - [From Cloud Racks to Control Cabinets: Operating Kubernetes on Edge Devices](https://www.wearedevelopers.com/videos/100160-from-cloud-racks-to-control-cabinets-operating-kubernetes-on-edge-devices) - [Enabling intelligent logistics automation: home-grown Industrial IoT platform at Austrian Post](https://www.wearedevelopers.com/videos/2018-enabling-intelligent-logistics-automation-home-grown-industrial-iot-platform-at-austrian-post) - [JSON and Beyond](https://www.wearedevelopers.com/videos/968-json-and-beyond) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [A Guide to Green Tech and Green IT Careers](https://www.wearedevelopers.com/magazine/374-a-guide-to-green-tech-and-green-it-careers) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Best US AI Conferences for CTOs in 2026: Build vs. Buy, Vendor Evaluation, and Peer Intelligence](https://www.wearedevelopers.com/magazine/736-best-us-ai-conferences-for-ctos-in-2026-build-vs-buy-vendor-evaluation-and-peer-intelligence) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)