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Network Security Analyst

Job Category:
LAN/WAN Network Engineer
Job Type:
Level of IT Experience:
1-5 Years
South Dublin
Dublin South
Salary Description:
Job Ref:

Evros Technology Group are seeking applications for an Network Security Analyst this is a permanent position based in Cherrywood, Dublin South.

The Network Security Analyst sits within Security Operations Centre and will be joining an exciting and growing part of the business, involved in internal and client environments. This role is perfect for someone who is an experienced analyst with a knowledge and understanding of having been in a SOC environment.

NOTE: we will however also accept applications from suitably qualified junior applicants seeking to develop their career in this area.


* Analyse, triage and respond to security events, alarms and escalations, acting as the 1st line security event analyst monitoring the Security Information and Event Management (SIEM) system. Providing an initial analysis of event data and network traffic, making security event determinations on alarm severity, escalation, and response routing.
* Conduct research and assessments of security events, providing analysis of firewall, IDS, anti-virus and other network sensor produced events, to feed in to SOC reporting activities and improvements.
* Monitor threat & vulnerability news services for any relevant information that may impact installed infrastructure. Analyse reports to understand threat campaign techniques, lateral movements and extract indicators of compromise.
* Write, modify, and fine tune, SIEM rulesets for improved alerting and reduction of false positives.
* Analyse log data from various sources
* Participate in compliance/vulnerability assessment scanning, and develop mitigation and remediation plans from the assessment findings
* Create and update security event investigation notes on open incidents, and maintain case data in the incident response management platform.
* Provide input, as requested, for Security, Risk, Compliance and Service reporting
* Assisting in the definition of analysis procedures and protocols

Skills Required:

* Understanding of performing 1st level analysis and interpretation of information from SOC systems; incident identification/analysis, escalation procedures, and reduction of false-positives.
* Knowledge of multiple operating systems and applicable system administration skills
* Experience using Security tools, such as Vulnerability scanners, IDS/IPS, SIEM, etc.
* Knowledge of TCP/IP and a good background with network troubleshooting and technologies; Firewall configuration, monitoring, network packet capture (tcpdump/wireshark), etc.
* An understanding of threat analysis, threat hunting and intelligence feed.
* Experience of network protocols such as TCP/IP, HTTP, DNS, etc;
* Comprehensive knowledge of IDS/IPS principals
* Good understanding of a range of other protocols such as ARP, DHCP, SMTP, FTP, Telnet, IRC, LDAP, SSL;

Ref: ITC2082

Contact Details:
Tel: +353 1 4396811
Contact: Michal Gawronski

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