Cyber Security Senior Project Engineer

About the role

ABB is looking for a senior cyber security engineer to take technical ownership of OT cyber security and technical decisions across project and service assignments in the Oil and Gas and Power-to-X sectors. The role sits in the Cyber and Network team, works with system architecture and helps customers keep operations running reliably where shutdowns are not an option. It combines technical engineering, troubleshooting, customer dialogue and on-site delivery, and reports to the Engineering Manager.

Key responsibilities

• Lead the technical dialogue in customer and project meetings to resolve technical issues and meet contractual requirements.
• Own, review and approve cyber security-related project deliverables, including configuration and validation of security components.
• Design and harden system architectures according to the Purdue model.
• Design and configure firewall rules and network switches.
• Identify and resolve network issues affecting operational technology equipment.
• Provide technical support and carry out testing, installation, commissioning and service activities.
• Prepare and maintain project documentation, including as-built engineering deliverables.
• Coordinate with project, supply chain, manufacturing and testing teams to deliver solutions on time and within scope.

Required profile

• Experience in network and cybersecurity engineering within operational technology environments.
• Ability to lead technical clarification, make risk-based decisions, coach project engineers, review deliverables and drive continuous improvement within normal project scope.
• Ability to scale cybersecurity requirements to customer expectations and budget.
• Knowledge of critical infrastructure and environments where continuous operation is essential.
• Fluent Danish, written and spoken.
• Good communication skills and the ability to build close dialogue with stakeholders.

Required skills

• Network architecture, firewalls and switches
• System hardening and patching
• OT network troubleshooting

The role can be based at the Middelfart or Ballerup office; the team is mostly in Middelfart, so cross-location collaboration is expected. It also involves work at offshore customer sites in Denmark and Qatar and onshore sites across Denmark, with some travel. Applications are made online through ABB's application system, with a deadline of 02.12.2026.