CNI Network Administrator

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Senior Cyber Security Consultant at Hamilton Barnes

CNI Network Administrator – 6 months – Hybrid (Wokingham) – Inside IR35

We are seeking a skilled CNI Network Administrator to join our team on a full-time basis, working 3 days per week on-site in Wokingham and 2 days remotely. In this role, you will be responsible for the administration of critical network infrastructures, including LAN, WAN, intranets, and CNI/SCADA systems.

Key Responsibilities:

• Analyse organizational IT infrastructure needs, design network architecture (LAN, WAN, intranets, SCADA/CNI), and present solutions to management.
• Assess network traffic, capacity, and speed requirements; recommend load balancing, segmentation, and optimization strategies.
• Identify, configure, and maintain required hardware (Routers, Switches, Firewalls) and software (drivers, VPNs, DNS).
• Implement and monitor network security measures, ensure compliance with audit standards, policies, and government regulations (ISO, CNI, SCADA, cybersecurity protocols).

What You Will Ideally Bring:

• Active SC Clearance
• Proven expertise in deploying and administering LAN, WAN, intranets, and critical CNI/SCADA networks.
• Strong knowledge of TCP/IP, IPv6, DNS, VPNs, Firewalls, load balancers, and segmentation.
• Deep understanding of network security principles, compliance frameworks, and regulatory requirements.
• Strong track record in installation, configuration, and operational support of network hardware/software.
• Duration: 6 months (view to extend)
• Day Rate: Up to £400 per day (Inside IR35)
• Location: 3 days on site (Wokingham)
• Start Date: ASAP

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Contract

Job function

• Job function

  Administrative

• Industries

  IT Services and IT Consulting

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