Remember to check your CV before applying Also, ensure you read through all the requirements related to this role.
World Wide Technology (WWT), is a 36-year-old global technology integrator and IT solutions provider. Through our culture of innovation, we inspire, build, and deliver business results from idea to outcome.
World Wide Technology Holding (WWT) is looking for a Network Security Engineer to support a major load balancing uplift for a leading global financial services client.
Working alongside a distributed group of network engineers and developers, you'll bring F5 depth and automation know-how together to keep a large iSeries/rSeries/VIPRION fleet patched and current, while shifting application services onto new rSeries pairs with as little disruption to the business as possible.
Network Security Engineer - This is a contract Role & Inside IR35
Contract Duration: 6 months (to start with)
Location: Manchester (Remote, with occasional travel)
Key Responsibilities
- Move services onto new F5 pairs, rewriting iRules and traffic policies as needed.
- Serve as the go-to F5 expert for design and architecture calls.
- Roll out software upgrades across iSeries, rSeries, and VIPRION hardware.
- Write runbooks covering backups, pre-checks, and rollback steps.
- Stagger upgrades across HA pairs so services stay online throughout.
- Manage cutover windows, including DNS/GTM changes, with tested fallback plans.
- Dig into network, DNS, TLS, and application issues when changes go wrong.
What We're Looking For
Essential:
- Deep hands-on background with F5 TMOS, LTM, and DNS/GTM.
- Track record upgrading iSeries, rSeries/F5OS, and VIPRION/vCMP in live environments.
- At least one completed load balancer platform migration, start to finish.
- Comfortable writing and troubleshooting iRules for traffic and app logic.
- Working automation skills in Python, Ansible, or Terraform.
- Solid grounding in TCP/IP, BGP, TLS/PKI, and DNS fundamentals.
- A methodical approach to diagnosing issues across the network and app stack.
Desirable:
- Familiarity with the legacy platform being replaced.
- Experience running BIG-IP Virtual Edition on VMware.
- F5 certifications (F5-CA, F5-CTS, F5-CSE) or equivalent know-how.
- Background working in financial services or similarly regulated sectors.
Note:
Candidates will be required to go through background checks before commencing contract.
Must be eligible to live and work in the specified work location. xsabvtc Only successful candidates will be contacted.
Please click on the apply button to read the full job description
Network Security Engineer in Manchester employer: WWT EMEA UK LIMITED
World Wide Technology (WWT) is an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration among its teams. With a strong focus on employee growth, WWT provides ample opportunities for professional development and advancement within the technology sector, particularly in the vibrant city of Amsterdam, known for its rich cultural diversity and thriving tech scene.
