Location: Cambridgeshire, England, United Kingdom

Senior ICs Cyber Security Engineer

Reports to: Engineering Section Manager

Our Team Dynamics

Our teams support each other, collaborate, and never stop learning. Everyone brings something unique, and together we push ideas forward to solve real problems. Having one of our team means your work matters—because the progress we make here creates real impact out there.

What’s in it for you?

We want you to bring your full self to work—your ideas, your energy, your ambition. You’ll have the tools and freedom to grow your skills, shape your path, and take on challenges that matter. Here, your work creates impact you can see and feel, every day.

Your Role And Responsibilities

• Work model: hybrid from our St Neots location {}
• Configuration and commissioning of firewalls, industrial switches, security update services, application whitelisting, secure remote access solutions, SIEM platforms and other security-related hardware and software tailored for operational technology environments.
• Development and implementation of security frameworks within industrial Active Directory (AD) environments, including managing user and device authentication, group policies, and access controls for OT network assets.
• Presenting OT network architecture decisions and associated risk assessments to customers, ensuring clarity on operational impacts and mitigation strategies.
• Conducting thorough evaluations of industrial control systems with a focus on OT network security and creating security concepts that address customer requirements and adhere to industry standards such as IEC62443.
• Providing consultancy on bids and proposals regarding OT network architecture, including segmentation, protocol selection, and integration of security controls within industrial networks.
• Identifying opportunities for improvement in OT network design, configuration and daily operations, and offering practical recommendations for enhancing security and operational resilience.

Qualifications For The Role

• Education & Certifications: IT-related degree preferred, ideally with a focus on cybersecurity. Professional certifications such as Microsoft Security, Network Security, or IEC62443 are advantageous.
• Experience: Extensive background in IT, OT, or network operations, with proven experience implementing and managing cybersecurity within industrial control system environments. Prior experience in the Oil & Gas sector is highly desirable.
• Technical Expertise: Skilled in Windows operating systems, networking, and virtualization technologies (ESXi / HyperV).
• Strong understanding of firewalls, Layer 3 switches, control network infrastructure, and secure VPN technologies (IPSec).
• Expertise in network security, switching and routing, and securing Microsoft operating systems and virtualised server infrastructure.
• Security Frameworks & Standards: In-depth knowledge of IEC62443 standards, the Purdue Model architecture, and best practices for securing both IT and OT environments.
• Professional Skills: Demonstrated ability to design, configure, test, and commission secure network systems; effective decision‑making, organisation, and time management skills; capable of managing multi‑discipline projects and driving continuous cybersecurity improvement initiatives.
• Mobility: Must be able to travel within the UK and overseas as required.

Benefits

• Competitive salary
• 25 days annual leave plus bank holidays
• Competitive contributory pension scheme
• Life assurance
• Flexible benefits scheme (Includes options to buy/sell holidays, health checks, dental, eye care, gym memberships, cycle to work, gadget discounts and more)
• Internal mobility opportunities, mentorships & access to projects globally
• Employee Assistance Programme
• Generous employee referral scheme
• Private medical cover
• Generous bonus scheme

ABB offers a full range of benefits to help you thrive at work and beyond.

For the 5th consecutive year ABB UK has been recognised as a Top Employer in the UK. Being certified as a Top Employer showcases an organisation’s dedication to a better world of work and exhibits this through excellent HR policies and people practices.