Network Engineer (SC Cleared)

Network Engineer (SC Cleared)

Posted Today by IDPP

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£400 Per day
Outside
Hybrid
Newbury, UK
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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 Network Engineer with strong Cisco ACI expertise to join our team on a contract basis. The ideal candidate will have extensive hands-on experience with Cisco Nexus 9000 environments and will be responsible for designing, implementing, and supporting modern data centre networks while managing legacy infrastructure. SC Clearance is essential for this role. The position offers a hybrid working arrangement based in Newbury, requiring 2-3 days per week onsite.

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: £400 per day

City: Newbury

Country: UK

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

Hybrid - Newbury (2-3 days per week onsite, remainder remote)
£400 per day (Outside IR35)
SC Clearance Essential

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