Sr. SOC Analyst - Level 3

Role : Sr. SOC Analyst - Level 3

Full-time / Permanent

Onsite in Austin, TX - Must be local

Responsibilities :

• Provide mentorship and technical oversight to L2 analysts and MSSP-led supporting staff, reviewing investigations and guiding escalation decisions.
• Lead incident response efforts for high-severity events, coordinating across teams to ensure effective containment and remediation.
• Contribute to the development and refinement of SOC processes, playbooks, and escalation protocols.
• Participate in hiring, onboarding, and training activities to build a high-performing SOC team.
• Conduct advanced investigations of security alerts and incidents, including malware analysis, lateral movement, and data exfiltration.
• Perform threat hunting using hypothesis-driven approaches and threat intelligence to uncover hidden threats.
• Develop and tune detection rules, correlation logic, and behavioral analytics across SIEM, EDR, and cloud platforms.
• Analyze attacker TTPs and translate them into actionable detections using frameworks such as MITRE Telecommunication&CK and the Cyber Kill Chain.
• Lead forensic investigations, including memory, disk, and network analysis, to support incident response and legal requirements.
• Collaborate with detection engineering and threat intelligence teams to improve detection coverage and response workflows.
• Serve as a key point of contact during major incidents, providing technical updates and risk assessments to leadership and stakeholders.
• Document investigation findings, incident timelines, and lessons learned in a clear and structured format.
• Support compliance and audit efforts by ensuring incident handling aligns with regulatory and policy requirements.
• Collaborate with IT, OT, and business units to ensure visibility and response capabilities across all environments.
• Contribute to SOC maturity assessments and strategic planning to enhance the organization's cyber defense posture.

Qualifications :