Operational Technology Engineer

Work Your Magic with us! Start your next chapter and join MilliporeSigma.

Ready to explore, break barriers, and discover more? We know you’ve got big plans – so do we! Our colleagues across the globe love innovating with science and technology to enrich people’s lives with our solutions in Healthcare, Life Science, and Electronics. Together, we dream big and are passionate about caring for our rich mix of people, customers, patients, and planet. That's why we are always looking for curious minds that see themselves imagining the unimaginable with us.  

This role does not offer sponsorship for work authorization. External applicants must be eligible to work in the US. 

Your Role:

The Operational Technology Engineer is responsible for supporting the implementation, operation, maintenance, and continuous improvement of Operational Technology systems across the manufacturing environment.

The role ensures that OT systems are implemented in line with approved architectures, maintained according to operational and cybersecurity standards, and supported through effective incident, change, asset, problem, disaster recovery, and knowledge management processes.

OT System Implementation and Operations

• Implement OT systems in accordance with approved solution designs, architectures, standards, and OT principles.

Change and Incident Management

• Execute and test changes to OT systems in alignment with OT principles, site procedures, and change management requirements.
• Manage OT system incidents and drive timely resolution in collaboration with relevant stakeholders.
• Coordinate IT incidents that impact the OT systems under responsibility and record, validate, and process user queries received through agreed service desk channels.

Asset Lifecycle Management

• Manage lifecycle and records of IT/OT assets, including asset identification, registration, updates, and maintenance of accurate asset data.
• Support strategies to address equipment obsolescence and ensure continued performance, reliability, and supportability of manufacturing systems.

Problem and Knowledge Management

• Perform periodic reviews of major and recurring incidents to identify underlying problems and improvement opportunities and investigate identified problems, communicate known errors, and apply or recommend workarounds where appropriate.

Disaster Recovery and Business Continuity

• Support regular disaster recovery exercises for OT systems and support execution of disaster recovery plan activities for OT systems in the event of a disruption or disaster.

Cybersecurity and Compliance

• Execute routine cybersecurity activities on OT systems, including access management, patching, vulnerability remediation support, and security monitoring activities.
• Maintain and monitor critical OT security infrastructure, including networks, firewalls, and related security components, to help ensure manufacturing systems remain reliable and secure.

Digital and OT Strategy Support

• Collaborate with cross-functional teams to develop and execute a cohesive digital and OT strategy.
• Support the site’s digital transformation roadmap by ensuring OT systems, projects, and lifecycle plans are aligned with business priorities.

Who You Are

Minimum Qualifications:

• Bachelor’s Degree in Engineering or Technology (e.g.),  Automation Engineering, Electrical Engineering, Computer Science, Information Technology, Industrial Engineering, etc.
• 1 + years’ experience working with Operational Technology systems in a manufacturing, engineering, or industrial environment.
• 1+ years’ experience with OT systems such as SCADA, PLC, DCS, HMI, MES, industrial networks, historians, or manufacturing execution platforms.

Preferred Qualifications:

• Understanding of IT/OT infrastructure, including servers, workstations, networks, firewalls, access management, and patching.
• Basic understanding of cybersecurity principles applicable to manufacturing or industrial control systems.
• Experience supporting system lifecycle activities, documentation, and operational procedures.
• Ability to troubleshoot technical issues and coordinate resolution across cross-functional teamsExperience with incident, change, asset, and problem management processes.
• Experience in regulated manufacturing environments, such as pharmaceutical, life science, chemical, healthcare, electronics, or other GMP/GxP environments.
• Familiarity with industrial cybersecurity standards and practices, such as IEC 62443, NIST, or similar frameworks.
• Experience with disaster recovery planning and execution for manufacturing or OT systems.
• Experience with IT service management tools and processes, such as ITIL-based incident, change, problem, and knowledge management.
• Knowledge of manufacturing digital transformation, OT master planning, or site technology roadmaps.

• Good understanding of manufacturing operations and OT system dependencies.
• Strong documentation and process discipline.
• Ability to work effectively with engineering, manufacturing, IT, cybersecurity, quality, and external vendors.
• Strong communication skills, with the ability to explain technical topics to both technical and non-technical stakeholders.
• Structured and proactive approach to incident resolution and continuous improvement.

Pay Range for this position - $84,100 - $126,100

The offer range represents the anticipated low and high end of the base pay compensation for this position. The actual compensation offered will be determined by factors such as location, level of experience, education, skills, and other job-related factors. Position may be eligible for sales or performance-based bonuses. Benefits offered by the Company include health insurance, paid time off (PTO), retirement contributions, and other perquisites. For more information click here.

What we offer: We are curious minds that come from a broad range of backgrounds, perspectives, and life experiences. We believe that this variety drives excellence and innovation, strengthening our ability to lead in science and technology. We are committed to creating access and opportunities for all to develop and grow at your own pace. Join us in building a culture of inclusion and belonging that impacts millions and empowers everyone to work their magic and champion human progress!

Apply now and become a part of a team that is dedicated to Sparking Discovery and Elevating Humanity!