Senior Network Security Engineer
| Company: | Hays Specialist Recruitment |
|---|---|
| Salary: | £50,000 to £70,000 a year |
| Hours: | Full-time |
| Location: | Sheffield, S1 2GE |
| Working pattern: | Hybrid - 2 days remote |
| Job type: | Permanent |
| Posting date: | 15 Sept 2026 |
| Closing date: | 6 Oct 2026 |
Summary
Senior Network Security Engineer
Permanent
£50,000 - £70,000
10-15% Performance Bonus + more benefits
Location: Hybrid - Office in Sheffield City Centre
Your new company
Due to continued organisational growth, I'm back on the lookout for some talented Network Security Engineers to work in a managed service environment in Sheffield. This is a fantastic opportunity to progress your network security career with one of the UK's most renowned organisations in a managed service environment.
Your new role will involve
- Joining the existing Network Security team In tandem with the SOC
- Looking for exposure to vulnerabilities
- Setting up, maintaining, patching and upgrading customer's firewalls (typical vendors: Cisco, Fortinet, Palo Alto, Checkpoint)
- Actively working on client Firewalls
- Completing firewall upgrades
- Running IPS and IDS
- Performing log reviews
- General BAU e.g., VPN creation
- Facing a variety of clients and helping set up, maintain, monitor, and secure their networks
- Dealing appropriately with major incidents
- Making sure appropriate steps are in place and followed for the remediation of vulnerabilities
- Performing safe upgrades and patches where required
- Providing accurate and informed security insights internally and with the organisation's customers
- Making sure levels of incident response are appropriate
What you'll need to succeed
- A good background in Network Security within a large scale complex organisation
- Experience setting up, maintaining, and upgrading firewalls
- In depth experience of any of the following: Fortinet, Cisco ASA/Firepower, Checkpoint or Palo Alto is crucial
- Experience within a large scale, complex organisation is necessary - managed service/consultancy/B2B prior experience would be highly beneficial too
- Recent experience dealing with major incidents with networks and firewalls
- Top end salaries for this role will require some industry certifications (e.g. Fortinet NSE 4/ NSE 5/ NSE 6/ NSE 7, Checkpoint CCSA/CCSE, Palo Alto PCNSA/PCNSE, Cisco CCNA/CCNP) and in depth experience of the above.
- Eligibility to get SC clearance
What you'll get in return
In addition to a competitive salary of between £50,000 - £70,000 depending on relevant industry experience and live certifications, you can look forward to the following benefits and more:
- 10% on target bonus - can be paid up to 15% based on performance
- Study leaves and Network Security certifications paid for
- Internal progression opportunities
- 25 days annual leave (plus bank holidays)
- Generous Pension Scheme
- Flexible working arrangements
- Company specific benefits
What you need to do nowIf you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
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