Network Security Engineer (SOC)

Solid understanding of networking principles (TCP/IP, DNS, routing, switching, VLANS and load balancing)

Strong expertise in configuring, maintaining and troubleshooting firewalls e.g. Cisco, Checkpoint, Palo Alto

Demonstrable hands-on experience in next-gen firewalls and advancing security features like IPS/IDS, SSL decryption and deep packet inspection.

Proven experience in managing secure proxy solutions (e.g. Bluecoat, F5) and the ability to implement policies for content filtering, SSL inspection and network traffic monitoring.

In depth knowledge of security protocols such as IPSec, SSL / TLS, VPNs and two factor authentication.

Understanding of network architectures and security zones (DMZ, internal networks).

Proficient in monitoring technologies e.g. PRTG, Nagios.

Understanding of cyber security capabilities and their integrations to networks infrastructure.

Existing knowledge of / aptitude to learn Darktrace Antigena and Respond, Splunk ES or Log Rhythm tools.

Strong ability to interpret complex information via use of packet capture in order to identify malicious traffic in detail, revealing attacker behaviours like C2, exploitation, lateral movement, or data exfiltration.

Proven ability to review SOC alerting in collaboration with SOC analysts to effectively triage and manage Tier 1 SOC alerts to the appropriate outcome.

Experience with LDAP, and application traffic flow root cause analysis.

Previous experience to identify root cause from (TBC for review - Demonstrable understanding of the OSI Reference Model and the network communication protocols, including but not limited to DNS, HTTP/S, SSL, SMTP, FTP/S, LDAP/S. Demonstrable experience with Security Information Event Monitoring Tools and/or Network Packet Capture tools).

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