OT Security Platform Engineer

Reference: 2914

Posted on 8 October 2026

Join a people-centred technology team that thrives on innovation, collaboration and delivering meaningful outcomes. We're looking for a talented and motivated OT Security Platform Engineer
to join our growing team.

In this role, you'll work alongside experienced professionals, contribute to impactful projects and help deliver solutions that create real value for our clients. If you enjoy solving complex challenges, working in a supportive environment and continually developing your skills, we'd love to hear from you.

Location: Glasgow preferred, or if outwith Scotland, willingness to attend site.

Contract Type
:
Contract or Permanent considered

• Support implementation and maintenance of DCS OT Security platforms and IT/OT boundary services
• Support OT DMZ infrastructure, resilience and recovery initiatives
• Configure, administer and maintain security and infrastructure platforms
• Support backup, archive and disaster recovery solutions
• Implement and maintain monitoring, logging and alerting capabilities
• Support platform hardening, vulnerability remediation and security improvements
• Support firewall, connectivity and network configuration activities
• Administer privileged access and remote-access technologies, including Beyond Trust
• Support platform migrations, upgrades and modernisation activities
• Produce and maintain engineering documentation, operational procedures and technical runbooks
• Perform platform testing, validation and operational readiness activities
• Investigate and resolve platform incidents, technical escalations and operational issues
• Support change implementation, configuration management and service transition activities
• Assist with evidence generation, configuration validation and technical assurance activities
• Collaborate with architecture, security, operational technology and delivery teams on implementation activities

• Experience supporting Operational Technology, Industrial Control Systems or critical infrastructure environments
• Experience with virtualisation platforms including Hyper-V
• Experience supporting backup, disaster recovery and resilience solutions
• Knowledge of network infrastructure, firewalls and secure connectivity principles
• Experience with security platforms, monitoring and logging technologies
• Experience administering privileged access management or secure remote-access solutions.
• Experience producing technical documentation and operational runbooks
• Experience troubleshooting infrastructure and platform‑related issues
• Strong understanding of operational change, testing and implementation processes
• Experience with Beyond Trust
• Experience with Veeam backup and recovery platforms
• Experience with Microsoft Azure
• Experience with OT DMZ architectures
• Experience working within utilities, energy or regulated industries
• Familiarity with the NCSC Cyber Assessment Framework (CAF)
• Knowledge of NIS Regulations
• Knowledge of ISA/IEC 62443
• Experience supporting security monitoring and alerting platforms
• Experience working within multi‑supplier service environments
• Experience working within utility/energy or regulated sectors

Technology is constantly evolving, and so are we.

Since our beginnings as a managed IT services provider, prosource.it has grown alongside the organisations we support, adapting to changing technologies and business needs. Today, we deliver a broad range of technology and business services that help clients plan, implement and embrace change successfully.

While technology is at the heart of what we do, we know that delivering lasting value takes more than technical expertise alone.

By combining innovative thinking with practical experience and strong client partnerships, we help organisations realise the full potential of their technology investments. From adopting emerging technologies and delivering complex transformation programmes to improving day-to-day operations, we focus on achieving outcomes that make a measurable difference. As technology continues to evolve, we're committed to staying at the forefront of change, helping our clients embrace new opportunities and shape what's next.

We've built our reputation on being knowledgeable, approachable and easy to work with. Our people bring a wealth of skills and experience, united by a shared commitment to doing the right thing for our customers.

With aculture built on teamwork, accountability andtrust,ourpeople are empoweredtowork in a way thatmakesa…