Network Administrator

For one of our clients, we are looking for an experienced Network Administrator to lead the design, implementation, and operation of secure, resilient, and high-performing network environments.

Key Responsibilities

• Design, implement, configure, and maintain enterprise network infrastructure, including switches, routers, Cisco ACI, and related technologies.
• Manage and optimize routing protocols such as OSPF and BGP to support reliable and efficient network performance.
• Administer Cisco Identity Services Engine (ISE), including access policies, authentication, device compliance, and network access controls.
• Configure and manage F5 technologies, including LTM, WAF, and APM, supporting application availability, secure access, load balancing, and authentication policies.
• Manage enterprise firewall environments, including policy configuration, monitoring, security reviews, upgrades, and troubleshooting.
• Design, maintain, and troubleshoot wireless networks to ensure reliable connectivity and service performance.
• Support VPN solutions and secure remote access, ensuring appropriate performance, availability, and security.
• Contribute to network architecture and connectivity across cloud platforms such as Microsoft Azure and Google Cloud Platform.
• Collaborate with cybersecurity teams, technology stakeholders, suppliers, and external partners on network and infrastructure initiatives.
• Monitor service performance and contribute to high availability, operational resilience, regulatory compliance, and agreed service-level targets.

Requirements

• Bachelor's degree in Computer Science, Information Technology, Network Engineering, or a related discipline.
• 5–8 years of experience in network engineering, network operations, or a similar senior-level position.
• Strong experience managing enterprise switches, routers, and network infrastructure.
• Practical expertise with Cisco ISE and network access control solutions.
• Strong knowledge of firewall administration and security policy management.
• Experience with F5 LTM, WAF, and APM.
• Solid understanding of routing protocols, particularly OSPF and BGP.
• Experience configuring and supporting VPN technologies.
• Strong knowledge of wireless networking and troubleshooting.
• Exposure to networking in cloud environments, particularly Azure and/or GCP.
• Ability to diagnose complex network issues and deliver practical, sustainable solutions.
• Strong communication, collaboration, documentation, and stakeholder-management skills.

Preferred Certifications

• CCNP or a higher-level Cisco certification
• Relevant certifications in F5 technologies, Cisco ISE, firewall platforms, cloud networking, or wireless infrastructure are advantageous.