Network Security Engineer
Dartford, England, United Kingdom
Remote - 2 days per month in office | Full-time
About the role
An ambitious and growing organisation is seeking a network security engineer to join its technology team and make a real impact in cybersecurity. This role is ideal for a driven, detail-oriented professional with a passion for protecting digital environments. If you thrive in fast-paced environments, maintain a positive attitude, and can manage multiple priorities effectively, this could be the perfect opportunity.
What you will be doing as Network Security Engineer
- Deploy, maintain, and optimise network and security platforms including routers, switches, firewalls, IDS/IPS, and cloud technologies.
- Manage Cisco-based network security solutions (firewalls, VPNs, NAC) to ensure reliability and performance.
- Monitor network traffic to maintain efficiency and troubleshoot issues.
- Implement secure remote access and VPN solutions.
- Lead PKI management, including certificate issuance and revocation.
- Recommend and deploy network and security improvements.
- Develop technical specifications, rollout plans, and provide BAU support.
- Collaborate with IT and cybersecurity teams, as well as third-party vendors, to optimise systems and ensure security policies are implemented and maintained.
Our Ideal Network Security Engineer
- Proven experience deploying, administering, and maintaining network infrastructure, including routers, switches, wireless solutions, and firewalls.
- Strong familiarity with IDS/IPS technologies to protect networks from threats.
- Ability to manage security protocols, ensuring encryption and access control across networks.
- Experience monitoring network traffic to optimise performance and reduce bottlenecks.
- Skilled in managing network security for cloud-based applications and platforms.
- Hands‑on experience implementing and administering remote access and VPN solutions.
- High level of accuracy and attention to detail when configuring and managing security systems.
- Strong analytical and troubleshooting skills to identify and resolve network issues quickly.
- Ability to adapt in fast‑evolving environments and stay up to date with emerging network security trends.
- Strong communication skills, with the ability to collaborate across IT teams, management, and vendors.
Desirable qualifications
- Cisco certifications such as CCNA or CCNP
- CompTIA Network+
- AZ-700 or AZ-500
- Experience with network security platforms such as Cisco, Palo Alto, Juniper, or Fortinet
What’s on offer
- Competitive salary package up to £55,000 depending on experience
- Hybrid working with 2 days onsite per month in WF6 1TN
- Free onsite car parking and canteen facilities
- 25 days annual leave
- Enhanced maternity, paternity, and adoption pay
- Access to an employee wellbeing programme
- Refer-a-friend bonus schemeSupportive working culture with strong work-life balance
- Recognition programmes including charity initiatives and long-service awards
Applicants must be:
- Able to commute to Dartford 2x per month (can be back to back)
- Willing to undergo background checks
- Authorised to work in the United Kingdom
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