We are currently looking for a Security Analyst for our client, a leading IT company in Dublin.
ResponsibilitiesWhat we will do for you On a daily basis, you'll find the most malicious attacker activity the Internet has to offer.Let you scour systems and analyze tons of network traffic looking for attacker presence.Be challenged to evolve how we detect and respond to attackers by authoring new and innovative Indicators of Compromise.Expose you to some of the most exciting and cutting-edge techniques to find evil.Training and continuous coaching and mentoring to grow your technical and professional skills like no one else.Work with a team of brilliant people that you can learn from and build lasting relationships with.Develop an understanding of your aspirations and provide opportunities that we believe will get you there.Inspiration to stretch your performance by allowing you to tackle seemingly impossible problems.Encouragement to challenge the status quo, think creatively, and innovate – make us better.An environment of trust and camaraderie, where you can speak freely about your ideas.A platform from which you can make a real impact against the bad guys.Develop an understanding of, and be flexible to, your needs.What you can do for us Get your toolbox out and dive deep into systems to help us identify and eradicate attackers.Use your keen network analysis skills to find evil on the wire.Define relationships between seemingly unrelated events through deductive reasoning.Come up with ways to do things faster, better, and more effectively while maintaining a laser focus on quality.Be fanatical about delighting our customers.Be honest, transparent, and genuine with our customers and your peers.Make sure you have fun – lots of it.Help us protect the world.Work hard, but smart; balance your work and life.What you can bring with you The ability to analyze event and systems logs, perform forensic analysis, analyze malware, and other incident response related data, as needed.Deep understanding of incident response best practices and processes.Familiarity with intrusion detection systems (e.g., Snort) and tools (e.g., tcpdump, Wireshark).Knowledge of attack vectors, threat tactics, and attacker techniques.Familiarity with network architecture and security infrastructure placement.Understanding of Windows operating systems and command line tools.A solid foundation in networking fundamentals, with a deep understanding of TCP/IP and other core protocols.Knowledge of network-based services and client/server applications.Your bachelor's degree – or a very convincing argument.Degree in computer science or related discipline.Experience working on a mission-critical security operations team, preferably 24x7.Exemplary communication and interpersonal skills.Ability to document and explain technical details clearly and concisely.A willingness to be challenged and a strong desire to learn.An open mind and an appetite for excellence.Network SkillsWiresharkUnderstanding a signatureContext - inbound vs outbound (webshells), DNS servers vs HTTP proxyKnowing the Internet - identifying something as legitimate vs maliciousIntel querying vs OSINTKnowledge of protocols - SMB, HTTP Proxy, DNS, ICMPNetflow AnalysisPerform queries to gain additional contextUnderstanding ports, sessions length, directionDNS & HTTPCollect and analyze DNS/HTTP logs for additional contextIdentifying issues with signatures and proposing improvements.Collecting forensic information to determine TP vs FP.Malware triaging - assessing MTA and performing dynamic analysis in VM.Building LR timelines under supervision.Understanding how malware and tools are used by the threat actors.Apply nowPosition: Security Analyst
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