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About eSentire

eSentire, Inc. is the Authority in Managed Detection and Response, protecting the critical data and applications of 2000+ organizations in 80+ countries, across 35 industries from known and unknown cyber threats.

Founded in 2001, the company’s mission is to hunt, investigate and stop cyber threats before they become business-disrupting events. Combining cutting-edge machine learning XDR technology, 24/7 Threat Hunting, and proven security operations leadership, eSentire mitigates business risk and enables security at scale.

The Team eSentire difference means enterprises are protected by the best in the business with a named Cyber Risk Advisor, 24/7 access to SOC Cyber Analysts, Elite Threat Hunters, and industry-leading threat intelligence research from eSentire’s Threat Response Unit (TRU). eSentire provides Managed Risk, Managed Detection and Response and Incident Response services.

Role Overview

The Global Security Operations Centre (GSOC) is central to eSentire’s Service Delivery Organization (SDO). This organization delivers comprehensive security services to clients worldwide on a 24x7 basis. The successful candidate will perform Tier II security analysis tasks across network, endpoint, log and cloud security in a fast-paced and dynamic environment.

Tier II Responsibilities

• In addition to the Tier 1 responsibilities listed below, Tier II SOC Analysts are also responsible for the following;
• Completing more complex high priority/escalated client support tickets
• Participating in Incident/Breach response investigations and deliver incident response reports and after-action reviews
• Work on various internal projects/initiatives such as UAT of new SOC tools, working cross functionally with other teams/departments as a stakeholder for the Service Delivery Organisation
• Writing or providing input to our Learning and Development team on KB Articles or training content
• Delivering training modules and conducting assessments with new hires
• Ongoing mentoring and coaching of Tier I Analysts
• Participating in Quarterly Service Reviews (QSRs) with our Customer Success Team providing technical input from the SOC where necessary
• Secondary review and approval of permanent signal filters, Global Blacklist IP Nominations and high priority client alerts
• Critical Event Reviews – performing secondary audits of selected signals and following up with analysts and clients as necessary

Tier I Responsibilities

• Analyse incoming security signals in real time with a balance of accuracy and speed using a variety of forensic tools
• Apply investigative tools, techniques and procedures (TTPs), use your understanding of the security threats associated with the incoming signals and follow defined Runbooks to determine and execute the relevant actions
• Perform whitelisting/filtering of false positive signals
• For confirmed true positive signals, you will alert clients using defined templates and escalate high priority alerts to clients by phone
• Block malicious network traffic and isolate infected hosts on customers networks
• Add malicious IOC’s to eSentire’s Global Blacklist for all customers where appropriate.
• Complete basic-intermediate client support requests/queries assigned by the operations lead. Work directly with clients via email/phone as needed to complete these tasks
• Handle some service administration and troubleshooting tasks

Requirements

• Relevant degree in Computer Science, IT Security, IT Management, IT Support or related discipline. Completed course must include a strong focus on networking and security.
• 3+ years’ full-time experience in a Security Operations Centre or similar Cyber Security Analysis role excluding time spent on an intern or work experience program
• Hands on experience in at least one of the following Security domains;
• Network Security including Intrusion Detection Systems (IDS)
• Windows Endpoint Security, using EDR products such as VMware Carbon Black Response/Threat Hunter, Crowdstrike Falcon or Microsoft Defender ATP.
• SIEM/Log Management, using products such as SumoLogic, Splunk or similar
• Knowledge and experience of network and endpoint security technologies including;
• Snort/Suricata, Packet Capture (PCAP) Analysis using Wireshark
• Windows system internals, knowledge of PowerShell
• Linux Kernel and basic scripting (Bash/Python) knowledge
• Analytical mind with strong attention to detail and a commitment to quality of service
• Strong customer facing written and verbal communication skills with the ability to effectively communicate complex security concepts with end customers
• Demonstrated experience to confidently handle escalated client issues, diffuse challenging situations and deliver an optimal customer experience
• Natural ability to thrive in a fast-paced and time sensitive environment
• Ability to work in an operational/shift-based environment with flexible working hours to include evenings and weekends
• Industry Certificates such as CompTIA Network/Security+, CEH, CCNA CyberOps or others are desirable