Security Associate Manager - SOC L3

Accenture•Vancouver, BC

78d

About The Position

Accenture Security helps organizations prepare, protect, detect, respond, and recover across the full security lifecycle. Cybersecurity challenges differ across industries and client environments, so we bring global expertise, advanced technologies, and proven delivery models to create integrated solutions tailored to each client’s needs. Whether we’re defending against known attacks, detecting and responding to emerging threats, or operating a full security operations capability, we help clients build cyber resilience so they can grow with confidence. You Are You’re a security professional who is energized by outsmarting adversaries and strengthening defenses. You bring hands-on cyber operations expertise along with the ability to guide teams, manage service delivery, and communicate effectively with clients. You’re comfortable operating in a RUN environment, providing structure and oversight while ensuring high quality detection and response outcomes. You translate technical findings into clear, business relevant insights and thrive in fast paced, collaborative environments where trust, accountability, and service excellence matter. The Work As a SOC L3 Analyst, you will serve as the senior technical escalation point for security incidents, providing deep dive analysis, investigation leadership, and expert guidance through incident resolution and closure. You will work closely with SOC L1/L2 analysts, client stakeholders, and engineering teams to ensure incidents are fully understood, contained, remediated, and properly documented. This role is hands on and delivery critical, with a strong focus on incident investigations, contextual analysis, and operational excellence.

Requirements

Strong hands on expertise with the Microsoft security ecosystem, including Sentinel and Defender suite
Demonstrated experience handling advanced incidents across endpoint, identity, email, and cloud environments
Proven ability to perform deep dive root cause analysis and threat hunting
Experience developing automation and SOAR workflows
Strong understanding of incident response across Microsoft Defender XDR
Experience tuning detections and log sources to improve signal to noise ratio
Ability to work effectively under pressure during P1 / high severity incidents
Experience operating in a managed services / SOC RUN environment
Strong communication skills, with the ability to translate technical findings to business stakeholders
Optional but beneficial: o Experience with Sentinel Data Lake o Exposure to Microsoft Copilot security controls

Nice To Haves

Experience working with public sector or regulated environments
Exposure to SOC service transitions and operational maturity improvements
Experience with detection engineering, threat hunting, or intelligence driven security operations
Relevant certifications (e.g., SC 200, SC 100, CISSP, GIAC, etc.,)
Experience supporting or managing client facing security services
Experience in operational reporting, metrics, and service governance

Responsibilities

Act as the L3 escalation point for complex and high severity security incidents across Microsoft security platforms
Perform advanced investigations using Microsoft Sentinel, Defender XDR, and Defender portal workflows
Lead incident response activities across: o Microsoft Defender for Endpoint (MDE) o Microsoft Defender for Identity (MDI) o Microsoft Defender for Office 365 (MDO) o Cloud workloads and identity-based incidents o Email Security Platforms
Correlate telemetry across SIEM, endpoint, identity, cloud, and email security to determine root cause, scope, and impact
Drive incidents through containment, eradication, remediation, and closure, validating response effectiveness
Design, tune, and optimize Sentinel analytic rules, detection logic, and alert fidelity based on threat intelligence and incident learnings
Perform log source onboarding, tuning, and normalization, ensuring high-quality and actionable telemetry
Develop and enhance automation and response workflows using Sentinel automation rules and Logic Apps
Build and maintain investigation and response playbooks to standardize L1/L2 analyst response
Support and execute Sentinel to Defender XDR transition activities, including detection alignment and investigation process changes
Validate alert severity, escalation decisions, and response actions taken by SOC L1/L2 analysts
Provide technical mentorship and investigation guidance to junior analysts
Collaborate with detection engineering and platform teams to resolve systemic detection or data quality issues
Support use case lifecycle management, including: o Detection validation o False positive reduction o Coverage gap identification
Contribute to post incident reviews (PIRs) and continuous improvement initiatives
Ensure investigations are properly documented, auditable, and aligned with SOC processes
(Optional) Support advanced integrations and capabilities such as: o Sentinel Data Lake / log tiering o Security considerations for Microsoft Copilot and AI workloads