Senior Security Operations Engineer

At TeKnowledge, we turn complexity into clarity – and potential into progress. We go beyond problem-solving to transform how you grow. By blending cutting-edge technology with expert insight, we help enterprises, governments and tech vendors tackle their biggest challenges while preparing them for what’s next. From strategy to execution, we drive smarter, faster, and more sustained innovation—empowering organizations with the capability and control to lead with confidence. We are recruiting to fill the position below:

Job Title: Senior Security Operations Engineer

Location: Victoria Island, Lagos

Responsibilities

Lead investigations of significant cybersecurity incidents and breaches, and act as the technical escalation point for complex security events. Lead incident response activities, including containment, forensics, recovery, and lessons learned. Conduct advanced threat hunting across endpoint, cloud, identity, and network environments. Develop and continuously improve security monitoring use cases and detection strategies. Design, implement, and maintain enterprise-wide security controls; lead security reviews for infrastructure, cloud, and application projects. Define and maintain security hardening standards; drive the adoption of Zero Trust security principles. Own and enhance Microsoft security services: Microsoft Sentinel, Microsoft Defender XDR, Defender for Endpoint, Defender for Identity, Defender for Office 365, Defender for Cloud Apps, Microsoft Defender for Cloud, Microsoft Purview, Microsoft Entra ID Protection, and Privileged Identity Management (PIM). Create advanced KQL detections and custom analytics rules; build SOAR automations using Logic Apps; develop security playbooks and response automation; integrate new data sources and threat intelligence feeds. Design, implement, secure, and troubleshoot Azure infrastructure across enterprise environments, including Azure Policy, Conditional Access, Key Vault, Entra ID security controls, and Cloud Security Posture Management. Design and secure Azure networking environments: Virtual Networks (VNets), Hub-and-Spoke architectures, VNet Peering, Virtual Network Gateways, Azure Firewall, Azure Application Gateway / WAF, Azure Bastion, Private Endpoints, Private DNS, Route Tables, Virtual WAN, Network Watcher, ExpressRoute, and Site-to-Site VPN connectivity. Lead the implementation and management of enterprise firewall platforms; define network segmentation strategies; support secure remote access solutions; review routing, VPN, and perimeter security designs. Lead vulnerability management activities; prioritize remediation based on business risk and threat intelligence; drive attack surface reduction initiatives; validate remediation of critical findings. Mentor and coach Security Operations Engineers; provide technical leadership during major incidents. Develop operational standards, procedures, and playbooks; partner with Infrastructure, Network, Cloud, DevOps, and Compliance teams.