Network Engineer

Network Engineer

Posted 1 day ago by idpp

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£400 Per day
Outside
Hybrid
Newbury, England, United Kingdom
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Balancing (Ledger/Billing) Cloud Computing Cloud Technology Complex Networks Computer Hardware Data Centers IP Addressing Load Balancing Network Security Security Clearance

Summary: We are looking for a skilled Network Engineer with SC Clearance and expertise in Cisco ACI to join our team on a hybrid contract basis in Newbury. The role involves leading the design, implementation, and support of Cisco ACI-based network environments while managing legacy infrastructure. The ideal candidate will have extensive hands-on experience with Cisco Nexus 9000 and a strong understanding of data centre networking principles. This position requires a proactive approach to troubleshooting and problem-solving in complex network environments.

Key Responsibilities:

  • Lead the design, implementation, and support of Cisco ACI-based network environments
  • Manage and optimise Cisco Nexus 9000 (NX-OS & ACI) infrastructure within on-prem data centres
  • Ensure network security best practices are applied and maintained across ACI and traditional environments
  • Work closely with application teams to support connectivity, segmentation, and performance requirements within ACI fabrics
  • Plan and deliver data centre migrations, including transitioning workloads into ACI environments
  • Troubleshoot and resolve complex network issues across both ACI and legacy architectures
  • Provide technical leadership for low-level design and implementation activities
  • Organise and manage network allocations (VLANs, IP addressing, subnets, security zones), ensuring accurate documentation
  • Support and maintain legacy hardware environments alongside modern ACI deployments

Key Skills:

  • Strong, hands-on experience with Cisco ACI (ESSENTIAL)
  • Deep knowledge of Cisco Nexus 9000 (NX-OS & ACI) in enterprise data centre environments
  • Proven experience designing and supporting ACI fabrics and policies (tenants, VRFs, EPGs, contracts)
  • Solid understanding of data centre networking principles and segmentation within ACI
  • Experience with data centre migrations, particularly involving ACI adoption or integration
  • Strong troubleshooting and problem-solving skills across complex network environments
  • Ability to operate independently in a hybrid working model

Salary (Rate): £400 daily

City: Newbury

Country: United Kingdom

Working Arrangements: hybrid

IR35 Status: outside IR35

Seniority Level: undetermined

Industry: IT

Detailed Description From Employer:

Network Engineer (SC Cleared) – ACI Specialist Hybrid – Newbury (2–3 days per week onsite, remainder remote) £400 per day (Outside IR35) SC Clearance Essential

Overview

We are seeking an experienced Network Engineer with strong Cisco ACI expertise to join our team on a contract basis. This role is ideal for someone who has deep hands-on experience with Cisco Nexus 9000 (NX-OS & ACI) environments and can take a lead role in designing, implementing, and supporting modern data centre networks, while also navigating legacy infrastructure where required.

Key Responsibilities

  • Lead the design, implementation, and support of Cisco ACI-based network environments
  • Manage and optimise Cisco Nexus 9000 (NX-OS & ACI) infrastructure within on-prem data centres
  • Ensure network security best practices are applied and maintained across ACI and traditional environments
  • Work closely with application teams to support connectivity, segmentation, and performance requirements within ACI fabrics
  • Plan and deliver data centre migrations , including transitioning workloads into ACI environments
  • Troubleshoot and resolve complex network issues across both ACI and legacy architectures
  • Provide technical leadership for low-level design and implementation activities
  • Organise and manage network allocations (VLANs, IP addressing, subnets, security zones), ensuring accurate documentation
  • Support and maintain legacy hardware environments alongside modern ACI deployments

Key Skills & Experience

  • Strong, hands-on experience with Cisco ACI (ESSENTIAL)
  • Deep knowledge of Cisco Nexus 9000 (NX-OS & ACI) in enterprise data centre environments
  • Proven experience designing and supporting ACI fabrics and policies (tenants, VRFs, EPGs, contracts)
  • Solid understanding of data centre networking principles and segmentation within ACI
  • Experience with data centre migrations , particularly involving ACI adoption or integration
  • Strong troubleshooting and problem-solving skills across complex network environments
  • Ability to operate independently in a hybrid working model

Additional Experience (Desirable)

  • Firewalls: Fortigate & Juniper
  • F5 Load Balancing (LTM & GTM)
  • Cisco routing technologies
  • Experience working with legacy network hardware and systems
  • MPLS/IPVPN (Nokia & Cisco)
  • VMware networking
  • Avamar backup
  • Exposure to cloud networking
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