firewall technologies (Cisco, Check Point, Palo Alto). Hands-on experience with next-gen security features (IPS/IDS, SSL decryption, deep packet inspection) and secure proxy solutions (e.g. Bluecoat, F5) including SSL inspection and content filtering. Expertise in security protocols (IPSec, SSL/TLS, VPNs, 2FA), DMZ/network zoning, and monitoring tools (PRTG, Nagios). Desirable: familiarity with More ❯
Stevenage, Hertfordshire, South East, United Kingdom
Henderson Scott
t just reactive - you'll also help design, implement and maintain secure network solutions. ?? What You'll Be Doing Managing and troubleshooting firewalls (Palo Alto, Checkpoint, Cisco) Supporting proxies (Bluecoat, F5), VPNs, and load balancing Monitoring traffic and analysing logs (using tools like PRTG, Nagios, etc.) Responding to incidents, tuning systems, and supporting change requests Collaborating with cyber and infrastructure More ❯
network infrastructure, working closely with the SOC team to proactively defend against cyber threats.The Focus * Managing and configuring firewalls (Cisco, Checkpoint, Palo Alto)* Working with secure proxy solutions (e.g., Bluecoat, F5)* Implementing and monitoring IPS/IDS, SSL decryption, and packet inspection tools* Reviewing and supporting SOC alerting with hands-on triage* Participating in change implementation and compliance initiativesEssential:* Strong More ❯
. 6 Month Contract based in Warwick (Hybrid). Start ASAP in September/October. Network Security Lead Engineer/Security Engineering Authority SEA (Firewall Specialist – Checkpoint, Juniper, F5, Bluecoat) The vast majority of work is expected to be remote. There may be occasional travel to customer sites to Data Centres in West/South England. Once or twice a … of customer networks including input into High-Level and Low-Level design (HLD/LLD). Network Security Engineer/Security Engineering Authority SEA (Firewall Specialist – Checkpoint, Juniper, F5, Bluecoat) Acting as the technical point of contact for all Network Security related projects, changes and modifications, including firewall rules base. Point of escalation and link to vendor support for Network … Security infrastructure incidents. Technical Environment: Strong experience Checkpoint, Juniper, Bluecoat, F5 , Cisco networking, Cisco IPT/QoS/802.1x, switches, wireless, Inflobox DNS, SSL VPN, DMVPN, IPsec, WAN, routing protocols. Technical support, change management (physical/remote), customer inventory management, EOL, hardware, software. Ensures designs and implementations comply with enterprise security policies, standards, and regulatory requirements. SC Security Clearance is More ❯
response and project support What we're looking for 5+ years in network security within large-scale operations Experience with technologies such as Cisco ASA, FirePower, Palo Alto, Zscaler, BlueCoat, F5 ASM and FireEye Strong skills in analysing network traffic using tools like Wireshark, tcpdump and Fiddler Confident in Unix/Linux CLI Excellent troubleshooting, communication and collaboration skills Bonus … points if you bring Certifications such as BlueCoat BCCPA/BCCPP, Palo Alto PCNSE, Cisco CCNA/CCNP Security, or SANS/GIAC Experience with AWS and/or Azure environments F5 ASM, FireEye HX & NX expertise Why this role stands out You'll be joining a truly global company where security operations are valued at the core of the More ❯
response and project support What we're looking for 5+ years in network security within large-scale operations Experience with technologies such as Cisco ASA, FirePower, Palo Alto, Zscaler, BlueCoat, F5 ASM and FireEye Strong skills in analysing network traffic using tools like Wireshark, tcpdump and Fiddler Confident in Unix/Linux CLI Excellent troubleshooting, communication and collaboration skills Bonus … points if you bring Certifications such as BlueCoat BCCPA/BCCPP, Palo Alto PCNSE, Cisco CCNA/CCNP Security, or SANS/GIAC Experience with AWS and/or Azure environments F5 ASM, FireEye HX & NX expertise Why this role stands out You'll be joining a truly global company where security operations are valued at the core of the More ❯
response and project support What we're looking for 5+ years in network security within large-scale operations Experience with technologies such as Cisco ASA, FirePower, Palo Alto, Zscaler, BlueCoat, F5 ASM and FireEye Strong skills in analysing network traffic using tools like Wireshark, tcpdump and Fiddler Confident in Unix/Linux CLI Excellent troubleshooting, communication and collaboration skills Bonus … points if you bring Certifications such as BlueCoat BCCPA/BCCPP, Palo Alto PCNSE, Cisco CCNA/CCNP Security, or SANS/GIAC Experience with AWS and/or Azure environments F5 ASM, FireEye HX & NX expertise Why this role stands out You'll be joining a truly global company where security operations are valued at the core of the More ❯
response and project support What we're looking for 5+ years in network security within large-scale operations Experience with technologies such as Cisco ASA, FirePower, Palo Alto, Zscaler, BlueCoat, F5 ASM and FireEye Strong skills in analysing network traffic using tools like Wireshark, tcpdump and Fiddler Confident in Unix/Linux CLI Excellent troubleshooting, communication and collaboration skills Bonus … points if you bring Certifications such as BlueCoat BCCPA/BCCPP, Palo Alto PCNSE, Cisco CCNA/CCNP Security, or SANS/GIAC Experience with AWS and/or Azure environments F5 ASM, FireEye HX & NX expertise Why this role stands out You'll be joining a truly global company where security operations are valued at the core of the More ❯
response and project support What we're looking for 5+ years in network security within large-scale operations Experience with technologies such as Cisco ASA, FirePower, Palo Alto, Zscaler, BlueCoat, F5 ASM and FireEye Strong skills in analysing network traffic using tools like Wireshark, tcpdump and Fiddler Confident in Unix/Linux CLI Excellent troubleshooting, communication and collaboration skills Bonus … points if you bring Certifications such as BlueCoat BCCPA/BCCPP, Palo Alto PCNSE, Cisco CCNA/CCNP Security, or SANS/GIAC Experience with AWS and/or Azure environments F5 ASM, FireEye HX & NX expertise Why this role stands out You'll be joining a truly global company where security operations are valued at the core of the More ❯
Opticore IT are currently searching for a Proxy Specialist to support our Financial Services client. You will lead and support the transition from Bluecoat proxy infrastructure to a new FortiProxy (Web Secure Gateway), ensuring a seamless, secure, and effective migration. The design, BOM, and migration approach are already in place. Opticore IT is a specialist Network Engineer and Project Management … with scope to extend . Requiring 2 days a week in our client's HQ in the Central London area. What you'll be doing: Lead the migration from Bluecoat proxy solutions toFortiProxy (Web Secure Gateway). Design, implement, and test the new proxy solution, ensuring business continuity and minimal disruption. Work closely with stakeholders to define migration strategy, timelines … llbring: Expertise in FortiProxy, Web Secure Gateway. Bringing a consultative level of approach, but this is ahands-on opportunity. Proven history in proxy migration projects; the migration is from Bluecoat to FortiProxy (Web Secure Gateway). Solid understanding of Bluecoat. Strong background in network security, including web filtering, SSL inspection, and data loss prevention (DLP). Expertise in proxy server More ❯
