Network Engineer

Job Locations UK-York
ID
2026-8850
Category
Project Management

Join OneAdvanced

As a Network Engineer, you will join a customer-focused technical team providing hands-on engineering capability to support the delivery of network projects for one of our key customers.

 

You will work closely with customer project teams, architects and other technical specialists, helping to configure, implement and support network solutions across customer offices, datacentre and cloud environments.

This is a hands-on role where strong core networking knowledge, customer communication and practical problem-solving are more important than having experience across every technology in our estate.

 

You must hold a CCNA certification and have practical experience working with Cisco network technologies.

Travel - please note for the initial months of the role, some travel to customer offices and datacentre locations may be required to support physical network changes. This will be on an as-required basis rather than a regular weekly commitment.

What You Will Do

  • Configure, implement and support network solutions across customer office, datacentre and cloud environments.

  • Support technical projects including network changes, office moves, upgrades and migrations.

  • Work with customer project managers, architects and technical teams to deliver agreed solutions.

  • Configure and troubleshoot routing, switching, firewall and connectivity technologies.

  • Produce and maintain clear technical documentation to support network changes and solutions.

  • Take ownership of technical issues, working through investigation and resolution while keeping relevant stakeholders updated.

  • Participate in customer meetings and change processes where required.

  • Provide early-life support following network implementations and changes.

  • Work collaboratively with colleagues across technical and customer teams.

What You Will Have

  • Current CCNA certification.

  • Hands-on experience working with Cisco network technologies, including routing and switching.

  • Good understanding of LAN/WAN, VLANs, routing protocols, VPNs and network security principles.

  • Experience configuring, implementing and troubleshooting network infrastructure.

  • Experience working with firewalls and network security technologies.

  • Strong troubleshooting and problem-solving capability.

  • Confidence working with customers and communicating technical information to different audiences.

  • Ability to work independently, manage your workload and collaborate effectively with wider technical teams.

  • Experience producing clear technical documentation.

Nice to have:

  • Azure networking or hybrid cloud connectivity.

  • Cisco ASA or Firepower.

  • Fortinet/FortiGate.

  • Cisco Nexus or Catalyst.

  • Cisco Meraki or wireless networking.

  • Experience producing HLD or LLD documentation.

  • Experience supporting network migrations, office moves or datacentre changes.

 

Please note, applicants must have the legal right to work in the UK at the time of application.
#LI-LB1

What We Do For You

Wellbeing that means something

  • 26 days’ holiday + bank holidays (and the option to buy more) plus 1 paid volunteering day every year
  • Exceptional family leave, 26 weeks fully paid maternity/adoption, 4 weeks fully paid paternity, 22 weeks fully paid shared parental leave, plus 5 days paid bereavement leave
  • Robust sick pay of up to 13 weeks full pay + 13 weeks half pay
  • 24/7 Employee Assistance Programme for confidential support
  • Private medical insurance for everyone, no medical-history exclusions

Financial benefits that have your back

  • Performance-based rewards tailored to your role, from company-wide bonuses to OTE and commission structures
  • Income protection: up to 75% salary for 5 years if you ever need it
  • Pension with 5% matched company contributions
  • Life assurance worth 4x your salary from day one
  • Free financial planning session with the option to engage in more tailored financial coaching.

Grow your career with us

  • SkillsHub learning platform with leadership pathways, future-manager training, and a huge online library
  • Access to external training and apprenticeships

Making a Difference

 

  • MatchIt! Fundraise for a cause close to your heart and OneAdvanced will match part of the funding
  • Pennies from Heaven donate the pennies from your pay check to help make a difference without lifting a finger

Plus plenty other flexible benefits to suit your lifestyle on our RewardHub, including:

  • ULEV car scheme with 1,000+ models
  • Dental insurance, Health Cash Plan, Critical Illness Cover, Partner Life Cover, Health Assessment, Gym Membership

Who We Are

At OneAdvanced, we are at the forefront of delivering sector-focused technology solutions that simplify complexity, drive meaningful progress, and help build a fairer, more inclusive society.

 

We’re much more than a software company. We deliver SaaS workflow applications and IT services that power organisations across Education, Government, Healthcare, Legal, Manufacturing, Housing, Retail, and more.


OneAdvanced is one of the UK’s largest business software and services companies. Based in Birmingham (The Mailbox), operating across the UK, Ireland, India, and Australia.


Our secure, scalable platform, including OneAdvanced AI, our private AI service for UK organisations, powers connectivity and innovation across critical sectors. Alongside our software are our IT services, including hosting, managed services, and application modernisation.


We strive to create an inclusive workplace that drives innovation and collaboration, championing diverse perspectives and ideas. Our Environmental, Social and Governance (ESG) strategy is embedded in everything we do, guiding us to create meaningful impact for our people, our customers and the planet.

 

Proud to be recognised in the Financial Times’ Best Employers 2026 list for the second-year running, an independent and data led ranking based on employee feedback. Join us and become part of a team that’s powering the world of work and making a real difference.

Join us and become part of a team that’s powering the world of work and making a real difference.

 

Learn more at www.oneadvanced.com

 

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