Network Security EngineerHertfordshire Based £55,000 (dependent on experience) + Shift allowance You''ll be at the heart of securing our 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 (eg, 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 understanding of TCP/IP, DNS, VLANs, routing andamp; switching* Expertise with next-gen Firewalls andamp; deep packet inspection* Secure Proxy management (content filtering, SSL inspection, traffic monitoring)* Familiarity with IPSec, SSL/TLS, VPNs, and two-factor authentication* Network architecture knowledge (DMZs, segmentation)* Experience with monitoring tools (eg, PRTG, Nagios)Desirable:* Familiarity with tools such as Darktrace, Splunk ES, Log Rhythm* Advanced packet capture skills to trace attacker behaviours* SOC collaboration experience (Tier 1 alert triage)* LDAP troubleshooting and application traffic flow root cause analysis* Solid grasp of the OSI model and relevant protocols (DNS, HTTP/S, FTP/S, SMTP, LDAP/S)Due to the nature of this role, you must be eligible to undergo UK Security clearance.Modis International Ltd acts as an employment agency for permanent recruitment ..... full job details .....