National AI Awards 2025Discover AI's trailblazers! Join us to celebrate innovation and nominate industry leaders.

Nominate & Attend

Network and Security Engineer

AWTG Ltd
London
2 weeks ago
Create job alert

Join to apply for theNetwork and Security Engineerrole atAWTG Ltd

2 days ago Be among the first 25 applicants

Join to apply for theNetwork and Security Engineerrole atAWTG Ltd

Job Title: Network and Security EngineerLocation:London (UK) On siteJob Type:Full Time We are seeking a talented and experienced Network and Security Engineer to join our team. The ideal candidate will have a strong background in networking and security, excellent problem-solving skills, and a passion for learning and developing new skills. You will be responsible for designing, implementing, and managing networks and security measures to safeguard our networks and systems against current and emerging cyber threats, with a particular focus on Datacentre, 3GPP mobile network CORE and RAN environments.Key Responsibilities:Networking, Segmentation, Optimization and Maintenance

  • Design, configure and implement highly scalable L2/L3 networks using varieties of protocols and vendor equipment.
  • Monitor network traffic and analyse security incidents to detect and respond to threats within mobile network environments.
  • Diagnose and troubleshoot network related issues associated with L1-L7 using varieties of tools, ensuring quick recovery and minimum network downtime.
  • Carry out periodic backups of network device operating system and configurations to ensure timely restoration of critical network services.
  • Design and implement network security solutions such as Policies, IPS, SSLVPN, IPSec VPN and security profiles using Next-Gen Firewalls (FortiGate/Palo-Alto)
  • Develop and apply network segmentation strategies to strengthen security and safeguard sensitive information within the core network.
  • Work closely with other teams to establish and enforce network access policies, ensuring that only authorized individuals and devices have the correct access privileges.

Proactive Security Testing and Vulnerability Management

  • Conduct vulnerability assessments and penetration testing to identify and address security weaknesses in mobile network architectures.
  • Develop and enforce security policies and procedures to ensure compliance with industry standards and regulations.
  • Design and implement security protocols and solutions to protect network infrastructure
  • Develop and enforce security policies and procedures to ensure compliance with industry standards and regulations.
  • Work together with system administrators and application owners to resolve discovered vulnerabilities by applying necessary patches or making configuration adjustments.
  • Create and sustain a thorough vulnerability management program that includes tracking vulnerabilities, assessing risks, and planning remediation strategies.
  • Engage in network security incident response efforts by providing technical expertise and supporting investigations when needed.
  • Stay updated with the latest security trends, threats, and technologies, particularly related to 3GPP standards and mobile networks.
  • Collaborate with IT and engineering teams to integrate security measures into network architecture, including mobile network elements.
  • Respond to security breaches and provide incident response and disaster recovery support.

Qualifications/Skills:

  • Bachelor’s degree in computer science, Information Security, or a related field (or equivalent work experience).
  • Master’s degree in Cybersecurity or Networking is desirable.
  • Proven experience as a Network and Security Engineer or similar role, with focus on IP network design, implementation, T-shoot and mobile network security.
  • Understanding of 3GPP mobile network CORE and RAN architectures and security requirements.
  • Strong knowledge of network security protocols, VPN, firewall management, and intrusion detection systems.
  • Experience with security tools such as SIEM, IDS/IPS, and vulnerability scanners.
  • Familiarity with regulatory standards and frameworks (e.g., GDPR, HIPAA, ISO 27001).
  • In-depth understanding of routers, switches, firewalls, and switching/routing protocols – such as VLAN, VTP, STP, RSTP, MST, OSPF, EIGRP and BGP.
  • Monitoring solutions which include PRTG, SolarWinds and Zabbix, and also, knowledge of Virtualization technology such as EXSi, KVM, Proxmox and Hyper-V.
  • Relevant industry certifications such as CCNA, CCNP, CISSP, CISM, CEH, CompTIA Security+, AZ500 and GCP PCSE are highly desirable.
  • Excellent analytical and problem-solving skills with the ability to troubleshoot complex issues.
  • Strong communication skills and the ability to work effectively in a team environment.

This role requires daily physical/ onsite reporting in the office.Seniority level

  • Seniority levelMid-Senior level

Employment type

  • Employment typeFull-time

Job function

  • Job functionInformation Technology
  • IndustriesTelecommunications

Referrals increase your chances of interviewing at AWTG Ltd by 2x

Get notified about new Network Security Engineer jobs inLondon, England, United Kingdom.

London, England, United Kingdom 2 weeks ago

London, England, United Kingdom 2 weeks ago

Greater London, England, United Kingdom 3 months ago

Hemel Hempstead, England, United Kingdom 22 hours ago

London, England, United Kingdom 3 days ago

London, England, United Kingdom 8 months ago

Network and Information Security Engineer

Surrey, England, United Kingdom 4 weeks ago

Hayes, England, United Kingdom 2 days ago

London, England, United Kingdom 2 days ago

London, England, United Kingdom 1 week ago

London, England, United Kingdom 59 minutes ago

Hemel Hempstead, England, United Kingdom 3 weeks ago

Senior Network Security Manager (SASE, SSE)

London, England, United Kingdom 3 weeks ago

London, England, United Kingdom 1 month ago

London, England, United Kingdom 17 hours ago

London, England, United Kingdom 1 month ago

London, England, United Kingdom 1 hour ago

London, England, United Kingdom 1 month ago

Network Security Engineer – Checkpoint SME

City Of London, England, United Kingdom 2 weeks ago

London, England, United Kingdom 3 weeks ago

London, England, United Kingdom 22 hours ago

Loughton, England, United Kingdom 6 months ago

London, England, United Kingdom 2 weeks ago

Greater London, England, United Kingdom 3 weeks ago

London, England, United Kingdom 2 weeks ago

London, England, United Kingdom 5 days ago

London, England, United Kingdom 4 months ago

London, England, United Kingdom 2 weeks ago

Greater London, England, United Kingdom 3 months ago

London, England, United Kingdom 2 weeks ago

We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.


#J-18808-Ljbffr

Related Jobs

View all jobs

Network and Security Engineer

Network and Security Engineer

Network and Security Engineer (Previous Relevant Experince is

Network and Security Engineer - MSP

Infrastructure and Security Engineer

Senior Network and Security Engineer

National AI Awards 2025

Subscribe to Future Tech Insights for the latest jobs & insights, direct to your inbox.

By subscribing, you agree to our privacy policy and terms of service.

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

Jobs Careers

Cyber Security Jobs Skills Radar 2026: Emerging Frameworks, Tools & Certifications to Learn Now

Cyber threats are evolving—and so must the people defending against them. As ransomware, AI-enhanced phishing, and supply chain attacks grow more advanced, UK employers are urgently hiring cyber security professionals with the right mix of strategic and hands-on skills. Welcome to the Cyber Security Jobs Skills Radar 2026, your go-to guide for the most in-demand tools, frameworks, certifications, and technologies shaping the UK's cyber workforce. Whether you're a SOC analyst, penetration tester, or cloud security architect, this annual radar is designed to help you stay ahead of the market.

Jobs

How to Find Hidden Cyber Security Jobs in the UK Using Professional Bodies like BCS, CIISec & More

The demand for skilled cyber security professionals in the UK has never been higher. With threats increasing in sophistication and frequency, organisations are urgently hiring ethical hackers, threat analysts, GRC specialists, and security architects. But many of the most valuable roles—particularly in government, defence, and critical infrastructure—are never publicly advertised. Instead, these jobs are shared behind the scenes through trusted networks, private communities, and professional bodies. In this article, we explore how to uncover hidden cyber security jobs in the UK using organisations like the BCS (The Chartered Institute for IT), CIISec (The Chartered Institute of Information Security), ISACA, and ISC² UK Chapter. We’ll show you how to use membership directories, special interest groups, CPD events and informal networks to gain early access to roles most people never see.

Jobs

How to Get a Better Cyber Security Job After a Lay-Off or Redundancy

Redundancy is never easy—especially in a fast-moving field like cyber security, where your skills and experience are constantly evolving. But if you’ve recently been made redundant from a cyber security role, know this: the UK cyber workforce remains in high demand, and your expertise is more valuable than ever. Whether you’re a SOC analyst, penetration tester, incident responder, security architect or GRC specialist, there are still thousands of opportunities across sectors including finance, defence, government, retail, and critical infrastructure. This guide will help you turn redundancy into a career relaunch, with a clear action plan tailored to the UK cyber security job market.

🍪 We use cookies to enhance your browsing experience on our website. By continuing to use this site, you consent to the use of cookies as described in our Cookie Policy. You can review our Cookie Policy for more information.