Network and Firewall Specialist
| Job Type | Contract |
| Location | Aldermaston |
| Area | South West, UK |
| Sector | Defence & Nuclear |
| Salary | £45 Per Hour |
| Start Date | February 9th, 2026 |
| Advertiser | Priyanka Dubey |
| Job Ref | 7320 - PSR1JP00099386 |
| IR35 | Inside |
| Security Clearance | DV |
- Description
- The Client:
A government department client is looking for a Network and Firewall Specialist to join them on a 12 month contract. This position will be based in Aldermaston.
Job Summary:
Top 3 Requirements:
- Juniper.
- Experience installing Switches and Firewalls.
- Technical Background.
Essential:
- Sole UK National.
- Strong understanding of network fundamentals and troubleshooting processes.
- Experience working with Juniper Virtual Chassis and Clustering technology.
- Juniper most essential.
- Experience with configuring/troubleshooting EVPN/VXLAN on Juniper equipment.
- Experience of configuring GRE tunnels and Routing Instances/VRFs.
- Experience of PKI / certificate generation and renewal.
- Networking: strong routing skills (OSPF, BGP), firewall configuration, WAN/LAN design, device clustering, high availability.
- Juniper Technologies: EX, QFX, switch configuration, SRX, vSRX firewall and policy config, Junos Space, Security Director, Apstra.
- Security Platforms: FortiGate, F5 BIG-IP (Load Balancing / AWAF), Pulse Secure / Ivanti, high-grade encryption.
- Identity & Access Management: Cisco ISE (full lifecycle), Windows NPS (RADIUS / 802.1X).
- Monitoring & Observability: SolarWinds, Splunk.
- Core Network Services: IPAM, DHCP, DNS.
- Effective communication with technical and non-technical stakeholders.
Desirable:
- Juniper and Cisco certification but experience is more important.
- Data Centre experience advantageous.
- Extreme Switch knowledge desirable.
An active DV clearance is required for this role. At a minimum, candidates must be eligible and willing to undergo security clearance. Due to the short-term nature of the contract and the urgency of the requirement, the client may prioritise applicants who already hold active DV clearance and meet all essential criteria.
Our Company:
Malikshaw Interim & Executive is a specialist provider of talent management solutions helping our clients transform the delivery of our public services. As an Equal Opportunities Employer, we combine providing the best talent with delivering diverse, inclusive workforces and particularly encourage applications from candidates who are likely to be underrepresented. These include people from Black, Asian and minority ethnic backgrounds, disabled people, LGBTQI+ people, and women.
How to Apply:
Please apply through the link provided to send your application directly to the Recruiter managing this assignment.
Disability Confident:
As a member of the disability confident scheme, the Client guarantees to interview all candidates who have a disability and who meet all the essential criteria for the vacancy. In cases where we have a high volume of candidates who have a disability who meet all the essential criteria, we will interview the best candidates from within that group.
Armed Forces Covenant:
As a member of the Armed Forces Covenant, the Client guarantees to interview all veterans or spouses / partners of military personnel who meet all the essential criteria for the vacancy. In cases where we have a high volume of ex-military candidates / military spouses or partners, who meet all of the essential criteria, we will interview the best candidates from within that group.
If you qualify for any of the above, please notify us on your covering letter and your recruiter will confirm if the client is a member. We will then be in touch to discuss your suitability and arrange your Guaranteed Interview.
Should you require reasonable adjustments at any point during the recruitment process or if there is a more accessible way for us to communicate, please do let me know.
- Juniper.
