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Network & Service Operations Engineer

Job Description - Network & Service Operations Engineer

Network & Service Operations Engineer

Lead. Secure. Restore. Optimise.

We are looking for an experienced Network & Service Operations Engineer to take a hands-on leadership role in enterprise network and security operations. You’ll be responsible for keeping critical infrastructure secure, resilient and available while leading high-priority incidents, coordinating technology vendors and driving service restoration across complex enterprise environments.


What You’ll Be Doing
​
  • Support and optimise enterprise WAN and SD-WAN environments.
  • Manage firewalls, VPNs, secure remote access and NAC technologies.
  • Monitor network security events, logs and suspicious traffic.
  • Support cloud connectivity and hybrid network environments.
  • Conduct firewall ruleset, network segmentation, VPN and security-hardening reviews.
  • Identify security vulnerabilities, risks and control gaps and recommend improvements.
  • Implement firewall policies, security changes and network segmentation.
  • Coordinate SD-WAN security deployments and network/security changes.
  • Lead and coordinate P1 and critical incidents, driving rapid service restoration.
  • Provide clear, structured updates to technical teams, business stakeholders and executives.
  • Support root-cause analysis and post-incident reviews.
  • Coordinate multiple technology vendors and managed service providers.
  • Monitor vendor performance and escalate technical or service issues when required.
  • Develop Low-Level Designs (LLDs), implementation plans, risk registers and technical documentation.
  • Support network standards, governance, service assurance and operational reporting.

Requirements

What We’re Looking For
  • 5+ years’ experience in Network Security Engineering, ideally within large enterprise environments.
  • Strong hands-on experience with:
  • Enterprise WAN / SD-WAN
  • Firewalls
  • VPNs
  • NAC
  • Network segmentation
  • Security monitoring and logging
  • Enterprise routing & switching
  • Cloud connectivity
  • Proven experience supporting or leading P1/critical incidents.
  • Experience working with multiple vendors and managed service providers.
  • Strong understanding of incident management, service assurance and operational governance.
  • Ability to provide technical direction and remain composed during high-pressure incidents.
  • Strong stakeholder communication and vendor-management skills.
  • Experience producing LLDs, network/security standards, change plans and risk documentation.

Qualifications
  • Matric + Tertiary Qualification
  • Cisco CCNP Enterprise
  • Cisco CCNP Security
  • CompTIA Security+


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