Security Analyst
Role Overview
Senior technical practitioner in Core42’s 24x7 Security Operations Centre, investigating and responding to incidents across private-cloud and enterprise services.
Environment includes OpenStack, Red Hat OpenShift, Splunk SIEM, Cribl, Elastic Security EDR, and Corelight NDR.
Reports to the SOC Manager and works full-time on rotating 24x7 shifts.
Key Skills for This Role
Full Job Posting
Role overview
Senior technical practitioner in Core42’s 24x7 Security Operations Centre, investigating and responding to incidents across private-cloud and enterprise services.
Environment includes OpenStack, Red Hat OpenShift, Splunk SIEM, Cribl, Elastic Security EDR, and Corelight NDR.
Reports to the SOC Manager and works full-time on rotating 24x7 shifts.
Monitoring and incident response
- Monitor and investigate security alerts; make incident decisions and serve as senior escalation support for analysts.
- Investigate EDR/NDR threats, including malware, credential theft, lateral movement, persistence, and ransomware.
- Own incidents through identification, containment, eradication, recovery, and post-incident review; coordinate remediation across technical teams.
- Develop and improve incident response playbooks and SOPs.
Detection, hunting, and platform logs
- Build and tune Splunk searches, alerts, dashboards, and reports; use SPL for investigation, hunting, and detection engineering.
- Reduce false positives, strengthen correlation logic, and onboard log sources while validating parsing and normalization.
- Manage Cribl Stream/Edge pipelines for log routing, filtering, enrichment, and normalization.
- Conduct hypothesis-driven hunts, map coverage to MITRE ATT&CK, identify gaps, and convert findings into detections.
Documentation and shift operations
- Conduct root cause analysis and prepare incident reports; maintain records of actions, evidence, and lessons learned.
- Support audit and compliance evidence requests and improve monitoring use cases and detection rules.
- Meet acknowledgement, triage, and escalation SLAs; work rotating day, evening, and night shifts, including weekends and public holidays, and complete shift handovers.
Required qualifications
- Bachelor’s degree in Computer Science, Information Security, Cybersecurity, or related field; equivalent experience and certifications may be considered instead.
- 5–8 years in security operations, incident response, or SOC monitoring, including at least 2 years at senior level.
- Hands-on Splunk Enterprise/Cloud, advanced SPL, and Cribl Stream/Edge pipeline experience.
- Incident investigation and full-lifecycle response experience, including evidence handling, escalation, playbooks/SOPs, and root cause analysis.
- Experience with Elastic Security EDR, Corelight NDR, and MITRE ATT&CK, Cyber Kill Chain, and Diamond Model.
- Knowledge of TCP/IP, DNS, HTTP/S, firewalls, proxies, IDS/IPS; proficiency in Windows and Linux.
- Proficiency in Python, Bash, or PowerShell; familiarity with OpenShift, OpenStack, Commvault, Scality, and related platform logs.
- Experience with ServiceNow, Jira, or equivalent case management.
Preferred qualifications
- Splunk Core Certified Power User or Splunk Certified Admin; Cribl Certified Admin; relevant GIAC certification; or BTL2/equivalent defensive certification.
- OpenStack and Kubernetes/OpenShift monitoring experience and familiarity with detection-as-code, version control, and peer review.
Working arrangement
- Full-time role in a 24x7 SOC with rotational day, evening, and night shifts, including weekends and public holidays.
Benefits
- Competitive salary package based on skills and experience, plus a performance-based yearly bonus.
- Discount cards, family health coverage including dental, vision, and life insurance, and access to learning platforms.
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