Senior Technical Operations Engineer

Senior Technical Operations Engineer

We are seeking a highly skilled and hands-on Senior Technical Operations Engineer to take ownership of critical infrastructure platforms, enhance operational maturity, and drive continuous improvements across our technology estate. This role requires deep technical expertise, strong problem-solving ability, and the confidence to influence design decisions while supporting and mentoring others.

Key Responsibilities

Firewall & Perimeter Security Own and manage firewall platforms (FortiGate or equivalent preferred) Configure and maintain firewall rule bases Perform patching, upgrades, and lifecycle management Design and support site-to-site and remote access VPNs Implement and manage high availability, clustering, and failover Troubleshoot complex connectivity and security policy issues Identity & Access Platforms Administer and optimise Active Directory (including Group Policy, DNS, DHCP, and replication) Understand identity flows across on-premises, cloud, and SaaS environments Ensure alignment between identity, network controls, and access policies Modern Access & Control Planes Manage and support Microsoft 365 tenant environments Implement security and access control strategies (Intune, Conditional Access, Entra ID, Hybrid AD) Support modern access models integrating endpoints and identity-driven policies

Broader Operational Capability While maintaining deep expertise in core areas, you will also demonstrate strong working knowledge across a wider technical landscape: AWS infrastructure (EC2, load balancers, security best practices, cost optimisation) Windows and Linux server environments Virtualisation platforms (VMware and/or Xen) Monitoring and observability tools (e.g., PRTG, Zabbix) Core networking principles (routing and switching) SAN storage and datacentre infrastructure Endpoint security, patching, and operational best practices Documentation, structured change management, and incident communication

What We’re Looking For Proven ability to take ownership of complex systems and technical challenges Strong focus on improving security, stability, and operational efficiency Experience leveraging new technologies to drive innovation and automation A collaborative mindset with the ability to mentor and support peers Clear communication skills for both technical and non-technical audiences A proactive approach to identifying and mitigating risk

Why Join Us? You’ll play a pivotal role in shaping and securing a modern, evolving technology environment, working with cutting-edge tools while making a tangible impact on operational resilience and efficiency.