Network Engineer

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Network Security Consultant – SASE

  • Location: Fully Remote (UK)
  • Contract: 12 Month FTC
  • Salary: £75,000


83zero are partnered with a leading global technology organisation looking to hire a Network Security Consultant with strong SASE expertise to join their growing technical services team.


This is a hands-on, customer-facing engineering role focused on supporting enterprise customers through the implementation, optimisation, and ongoing success of modern cloud security and networking solutions.


You will act as a trusted technical advisor, helping customers design, deploy, troubleshoot, and optimise secure network environments across large-scale enterprise infrastructures.


This role would suit someone with a strong networking and cybersecurity background who enjoys solving technical problems, working directly with customers, and operating within fast-moving enterprise environments.


Key Responsibilities

  • Act as the primary technical contact for enterprise customers
  • Support the deployment, optimisation, and ongoing success of SASE solutions
  • Lead technical implementation and configuration activities across customer environments
  • Provide guidance around platform adoption, best practice, and long-term architecture
  • Troubleshoot complex networking and security issues across cloud and enterprise environments
  • Support integration into wider infrastructure and operational workflows
  • Work closely with engineering and product teams to resolve technical challenges
  • Identify risks and proactively support customer success outcomes
  • Deliver technical workshops and communicate effectively with both technical and non-technical stakeholders


Required Experience

  • Strong background in networking and cybersecurity engineering
  • Experience working with SASE or cloud-delivered security technologies
  • Solid understanding of routing protocols including BGP and OSPF
  • Hands-on experience with:
  • Firewalls
  • VPN technologies including IPSec and SSL
  • Authentication technologies including SAML, LDAP, and RADIUS
  • Experience supporting enterprise customer environments and complex infrastructures
  • Strong troubleshooting experience within live production environments
  • Comfortable balancing hands-on technical delivery with customer-facing consulting
  • Experience working within fast-paced, customer-driven environments


Experience Required

  • Typically 5+ years within technical support, consulting, customer success, or engineering roles
  • Background across network security, cloud security, or infrastructure engineering
”, “datePosted”: “2026-05-20”, “hiringOrganization”: { “@type”: “Organization”, “name”: “83zero”, “sameAs”: “https://uk.whatjobs.com/pub_api__cpl__436949666__4861?utm_campaign=publisher&utm_medium=api&utm_source=4861&geoID=33” }, “jobLocation”: { “@type”: “Place”, “address”: { “@type”: “PostalAddress”, “addressLocality”: “London” } } }
Company: 83zero
Apply for the Network Engineer
Location: London
Job Description:

Network Security Consultant – SASE

  • Location: Fully Remote (UK)
  • Contract: 12 Month FTC
  • Salary: £75,000

83zero are partnered with a leading global technology organisation looking to hire a Network Security Consultant with strong SASE expertise to join their growing technical services team.

This is a hands-on, customer-facing engineering role focused on supporting enterprise customers through the implementation, optimisation, and ongoing success of modern cloud security and networking solutions.

You will act as a trusted technical advisor, helping customers design, deploy, troubleshoot, and optimise secure network environments across large-scale enterprise infrastructures.

This role would suit someone with a strong networking and cybersecurity background who enjoys solving technical problems, working directly with customers, and operating within fast-moving enterprise environments.

Key Responsibilities

  • Act as the primary technical contact for enterprise customers
  • Support the deployment, optimisation, and ongoing success of SASE solutions
  • Lead technical implementation and configuration activities across customer environments
  • Provide guidance around platform adoption, best practice, and long-term architecture
  • Troubleshoot complex networking and security issues across cloud and enterprise environments
  • Support integration into wider infrastructure and operational workflows
  • Work closely with engineering and product teams to resolve technical challenges
  • Identify risks and proactively support customer success outcomes
  • Deliver technical workshops and communicate effectively with both technical and non-technical stakeholders

Required Experience

  • Strong background in networking and cybersecurity engineering
  • Experience working with SASE or cloud-delivered security technologies
  • Solid understanding of routing protocols including BGP and OSPF
  • Hands-on experience with:
  • Firewalls
  • VPN technologies including IPSec and SSL
  • Authentication technologies including SAML, LDAP, and RADIUS
  • Experience supporting enterprise customer environments and complex infrastructures
  • Strong troubleshooting experience within live production environments
  • Comfortable balancing hands-on technical delivery with customer-facing consulting
  • Experience working within fast-paced, customer-driven environments

Experience Required

  • Typically 5+ years within technical support, consulting, customer success, or engineering roles
  • Background across network security, cloud security, or infrastructure engineering

Posted: May 20th, 2026