At a Glance
- Tasks: Design and optimise secure network infrastructure using Squid Proxy and Palo Alto firewalls.
- Company: Leading tech firm focused on network security and innovation.
- Benefits: Competitive pay, hybrid work model, and opportunities for professional growth.
- Other info: Active SC clearance required; ideal for those passionate about network security.
- Why this job: Join a dynamic team and enhance enterprise security while working with cutting-edge technologies.
- Qualifications: 5+ years in network engineering with strong skills in Squid Proxy and Palo Alto firewalls.
Kent / Hybrid - 2 days per week onsite
Up to £780 per day inside IR35
Active SC clearance - Sole UK National
We are seeking an experienced Network Architect / Senior Network Engineer with strong hands-on expertise in Squid Proxy, Palo Alto Next-Generation Firewalls (NGFW) and App-ID technologies to support and enhance secure enterprise network infrastructure. This is an excellent opportunity for a technically strong network security specialist to take ownership of critical proxy and firewall services, focusing on secure web access, application visibility, security policy management and network optimisation.
Key Responsibilities
- Design, implement, configure and support enterprise Squid Proxy environments, including forward, reverse and transparent proxy deployments.
- Administer and optimise Palo Alto Next-Generation Firewalls, including Panorama management.
- Develop and maintain granular firewall security policies using Palo Alto App-ID, User-ID and Content-ID technologies.
- Configure and manage URL filtering, Threat Prevention, WildFire, GlobalProtect and SSL decryption.
- Manage proxy ACLs, authentication integrations, SSL inspection and web filtering policies.
- Review and optimise firewall rule bases, transitioning legacy port-based rules towards application-aware security policies.
- Troubleshoot complex network and application connectivity issues across Layers 2-7.
- Perform packet analysis using tools such as Wireshark and tcpdump.
- Support firewall and proxy upgrades, migrations, patching and high-availability configurations.
- Work alongside Cyber Security teams to support vulnerability remediation, incident investigations and security compliance activities.
Essential Skills & Experience
- 5+ years' experience supporting enterprise network infrastructure.
- Strong hands-on administration and support experience with Palo Alto Networks firewalls.
- Demonstrable experience configuring and managing Palo Alto App-ID security policies.
- Extensive experience with Squid Proxy, including ACLs, SSL inspection and authentication.
- Experience with Palo Alto Panorama, User-ID, URL Filtering and Threat Prevention.
- Strong understanding of TCP/IP, routing, VLANs, DNS, DHCP, NAT and VPN technologies.
- Experience troubleshooting SSL/TLS, authentication and application connectivity issues.
- Proficiency with network analysis tools such as Wireshark and tcpdump.
- Experience working within highly secure, regulated or business-critical environments.
Desirable Experience
- Experience within Defence, Government or Critical National Infrastructure (CNI).
- Experience supporting secure customer environments.
- Knowledge of network segmentation and Zero Trust security principles.
- Experience with infrastructure automation using Python or Ansible.
- Familiarity with monitoring platforms such as Splunk, SolarWinds, ELK or Grafana.
If you have strong hands-on experience with Squid Proxy and Palo Alto firewalls, particularly App-ID and application-aware security policy management, we would be keen to hear from you. If this role is of interest, apply now or email your CV to me directly.
Senior Network Engineer (Squid Proxy & Palo Alto Security) in Sevenoaks employer: CBSbutler Holdings Limited trading as CBSbutler
As a Compliance Team Leader in Newcastle, you will join a dynamic and supportive work environment that prioritises employee development and teamwork. The company fosters a culture of collaboration and inclusivity, offering opportunities for personal growth and career advancement while ensuring a customer-oriented approach. With competitive pay and the potential for a permanent position, this role is perfect for those looking to make a meaningful impact in the financial services sector.
Contact Details:
CBSbutler Holdings Limited trading as CBSbutler Recruitment Team
StudySmarter Expert Advice🤫
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We think you need these skills to ace Senior Network Engineer (Squid Proxy & Palo Alto Security) in Sevenoaks
Some tips for your application 🫡
Showcase Your Problem-Solving Skills:In IT consulting, it's all about problem-solving, so make sure your CV highlights your analytical skills and any relevant projects you've tackled. Mention specific technologies or methodologies you've used to resolve issues or improve processes; this shows you can think critically and deliver results, which is vital for us at CBSbutler Holdings Limited trading as CBSbutler.
Highlight Relevant Certifications:Certifications like ITIL, PMP, or even specific tech stack qualifications can really make you stand out. Make sure to include these in your CV, as they not only demonstrate your expertise but also your commitment to staying current in the field. We love seeing candidates who are proactive about their professional development!
Tailor Your Cover Letter:Your cover letter is your chance to connect personally with us at CBSbutler Holdings Limited trading as CBSbutler. Share stories about your experiences in IT consulting, and how they shaped your desire to join our team. Mention why you’re excited about this particular role, and how you see yourself contributing to our projects.
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✨Brush Up on Your Technical Skills
For an IT consulting role, be ready to demonstrate your technical prowess. You might face questions on systems integration, cloud technologies, or even troubleshooting specific software. If you have experience with tools like AWS, Azure, or even specific programming languages, make sure you can talk about them fluently.
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