Manager IT Infrastructure - Network & Security

Department: Technology / IT

Level: Manager

Reporting to: Head of Infrastructure & Network Security

Leadership & Delivery

• Lead and manage a technical team covering both network and cybersecurity domains
• Oversee vendor relationships and coordinate with external technology partners
• Plan, prioritize, and allocate workloads across team members and ongoing initiatives
• Drive end-to-end delivery of infrastructure-related projects
• Act as a mentor to team members and provide guidance across cross-functional teams
• Ensure incidents, service requests, and changes are managed within agreed SLAs
• Define and execute the roadmap for network and security capabilities
• Serve as the subject matter expert for infrastructure security and networking
• Collaborate with business stakeholders to translate requirements into scalable solutions
• Establish and maintain documentation standards and best practices
• Promote standardization and automation across infrastructure operations

Security Responsibilities

• Design, implement, and manage security controls to safeguard systems, data, and networks
• Participate in incident response activities and support investigations
• Troubleshoot and resolve issues related to security tools with vendors and partners
• Review and respond to escalated alerts from monitoring tools (e.g., SIEM/SOC)
• Strengthen cloud security governance and DevSecOps practices
• Proactively identify vulnerabilities, threats, and control gaps
• Conduct threat modelling and support risk-based security design
• Perform risk assessments across applications, SaaS platforms, and third-party environments
• Lead vulnerability management initiatives

Network Responsibilities

• Design and maintain network architecture across offices, data centres, and cloud environments
• Optimize network performance, reliability, and scalability
• Maintain up-to-date infrastructure diagrams and architecture documentation
• Oversee asset lifecycle and infrastructure inventory
• Document network configurations, policies, and procedures
• Provide advanced troubleshooting support for network incidents and escalate when required
• Deliver network-related projects such as office setups and technology upgrades

Requirements (Must-Have)

• Proven experience managing teams across networking and cybersecurity functions
• At least 3 years of experience delivering projects from requirements gathering through to solution deployment
• Hands-on experience in incident response, threat detection, and investigation
• Strong knowledge of security technologies such as firewalls, endpoint security, SIEM, WAF, IDS/IPS, and cloud security
• Experience designing secure cloud solutions, particularly within Microsoft Azure environments
• Familiarity with frameworks such as NIST, MITRE ATT&CK, and threat modelling methodologies
• Hands-on exposure to enterprise tools (e.g., Cisco, Fortinet, Palo Alto, Zscaler, CrowdStrike, etc.)

Additional Skills

• Awareness of current cybersecurity trends and threat landscape
• Strong understanding of architecture design and implementation practices
• Solid networking knowledge (routing, switching, VPNs, wireless, high availability setups, etc.)
• Experience with Zero Trust and network segmentation principles
• Willingness to support after-hours incidents when required
• Relevant certifications (e.g., CISSP, CISM, CCNP, CEH) are advantageous