IT/OT Network Engineer
Date: 27 Feb 2026
Search by city: PETERBOROUGH, GB, PE7 3HH
Company: McCormick & Company
IT/OT Network Engineer
Peterborough, Cambridgeshire UK
Monday – Friday, fully on-site role
McCormick is seeking an experienced IT/OT Network Engineer to support and maintain our integrated IT and OT network infrastructure at the Peterborough site. This on-site role ensures the reliability, security, and performance of critical network systems supporting both enterprise and manufacturing operations. The position plays a key part in maintaining seamless connectivity and supporting continuous improvement across production and IT environments.
MAIN RESPONSIBILITIES #LI-DNI
1. Maintain and monitor IT/OT network performance, ensuring high availability and security.
2. Configure, troubleshoot, and maintain switches, routers, firewalls, and PLC network components.
3. Manage and maintain structured and fibre optic cabling to McCormick standards.
4. Diagnose and resolve network connectivity and firewall issues across IT and OT systems.
5. Collaborate with automation and controls engineers to integrate and support industrial devices.
6. Conduct preventive maintenance and ensure documentation of network assets and configurations.
7. Support network segmentation, cybersecurity, and compliance initiatives.
8. Provide training in fault-finding techniques to the on-site maintenance team.
CANDIDATE PROFILE
9. Proven experience in network engineering within both IT and OT environments.
10. Strong knowledge of network hardware, including switches, routers, firewalls, and PLC switches.
11. Hands-on experience with structured and fibre optic cabling systems.
12. Effective communicator with the ability to work independently in a highly automated manufacturing environment.
13. Familiarity with network monitoring tools and industrial protocols (Ethernet/IP, Modbus TCP).
14. Understanding of network security, segmentation, and firewall configuration principles.
15. Relevant certifications (, Cisco CCNA/CCNP, CompTIA Network+) preferred.
16. Excellent analytical, troubleshooting, and problem-solving skills.
Agencies: McCormick as needed will work with external recruitment vendors through our Agency Portal. Unless previously contacted, McCormick does not accept unsolicited resumes from external recruiting agencies.
McCormick & Company is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, colour, religion, national origin, disability, protected veteran status, age, or any other characteristic protected by law.
As users of the disability confident scheme, we guarantee to interview all disabled applicants who meet the minimum criteria for the vacancy/ies.