Senior Associate SIEM Implementation

Pwc Canada•Toronto, ON

9d•CA$84,700 - CA$134,700•Hybrid

About The Position

At PwC, our people in cybersecurity focus on protecting organisations from cyber threats through advanced technologies and strategies. They work to identify vulnerabilities, develop secure systems, and provide proactive solutions to safeguard sensitive data. As a cybersecurity generalist at PwC, you will focus on providing comprehensive security solutions and experience across various domains, maintaining the protection of client systems and data. You will apply a broad understanding of cybersecurity principles and practices to address diverse security challenges effectively. The Opportunity As a Senior Associate SIEM Implementation, unlock your potential and embrace the chance to drive meaningful outcomes that’ll elevate your career. Your role will include, but isn’t limited to: Lead technical deliverables for SIEM implementation and operations including Microsoft Sentinel, Google SecOps, Palo Alto XSIAM, and Devo. Perform Proof of Concept (PoC) and Proof of Value (PoV) engagements to evaluate SIEM capabilities and demonstrate value to stakeholders. Conduct SIEM assessments to identify gaps, recommend improvements, and align with security best practices. Develop and maintain data pipelines for log ingestion, normalization, and enrichment across cloud and on-prem environments. Integrate log sources using connectors, custom scripts, and parsers to ensure complete visibility and compatibility with SIEM platforms. Build use cases aligned with NIST and MITRE ATT&CK frameworks to enable detection at various stages of a cyber-attack. Implement detection rules using SPL/KQL with complex correlation across different data sources. Develop dashboards, alerts, and workbooks for security monitoring and reporting. Implement SOAR workflows using Logic Apps, Phantom, Demisto, and XSOAR platforms. Perform health checks, tuning, and optimization of SIEM platforms to ensure high performance and accuracy. Create and maintain documentation including SOPs, runbooks, architecture diagrams, and onboarding guides. Collaborate with cross-functional teams including SOC, threat hunters, infrastructure, and cloud teams to support delivery and ensure quality standards. Lead technical deliverables for SIEM implementation and security operations engagements, including log source onboarding, parser development, SIEM content deployment through CI/CD pipelines using GitHub, detection use case implementation, and operational readiness activities. Develop and support custom integrations to SIEM platforms, especially Microsoft Sentinel and Google SecOps, including scripts, APIs, parsers, data transformation logic, and data pipeline management activities such as DataBahn. Apply AI capabilities in a security-focused manner to improve detection engineering, content optimization, operational efficiency, and analytical outcomes while maintaining strong security and governance awareness.

Requirements

Hands-on experience with Microsoft Sentinel, Google SecOps, Palo Alto XSIAM, Devo, and Splunk.
Strong understanding of SIEM architecture, implementation, integration, log management, and threat detection methodologies.
Experience in developing and tuning security use cases and alerts.
Proficiency in scripting languages such as Python, PowerShell, and Bash for automation and data processing.
Experience with cloud platforms including Azure, GCP, and AWS.
Knowledge of data pipeline tools including Cribl for log routing, enrichment, and deduplication.
Familiarity with REST APIs, JSON, and integration of third-party security tools.
Experience with SOAR platforms and playbook development for incident response automation.
Understanding of security concepts such as cyber-attacks, threat vectors, risk management, and incident management.
Strong analytical and problem-solving skills with attention to detail.
Excellent communication, documentation, and client engagement skills.
Experience deploying SIEM content through CI/CD practices using GitHub, including version control, peer review, change tracking, and structured promotion of content across environments.
Experience managing security data pipelines and ingestion workflows, including data transformation, normalization, troubleshooting, and platforms or capabilities such as DataBahn.
Strong understanding of AI concepts and tools, with the ability to apply them in security-oriented use cases such as detection improvement, threat analysis, automation support, and security operations optimization.
Proficiency in Microsoft Office tools, especially Excel, Word, PowerPoint, Teams, and Outlook, with the ability to create polished client-facing documents, trackers, presentations, and meeting outputs.
Bachelor's degree in computer science, Cybersecurity, or related field.
Minimum 3 years of experience in SIEM implementation and security operations.
Demonstrated ability to work collaboratively across teams and manage multiple client engagements.
Commitment to continuous learning and adapting to evolving cybersecurity technologies.

Nice To Haves

Preferred certifications: Microsoft Certified: Security Operations Analyst Associate, SC-200, AZ-500, Google Professional Cloud Security Engineer, CISSP, CISM, GIAC.
Experience in a consulting, client delivery, or professional services environment is preferred.

Responsibilities

Lead technical deliverables for SIEM implementation and operations including Microsoft Sentinel, Google SecOps, Palo Alto XSIAM, and Devo.
Perform Proof of Concept (PoC) and Proof of Value (PoV) engagements to evaluate SIEM capabilities and demonstrate value to stakeholders.
Conduct SIEM assessments to identify gaps, recommend improvements, and align with security best practices.
Develop and maintain data pipelines for log ingestion, normalization, and enrichment across cloud and on-prem environments.
Integrate log sources using connectors, custom scripts, and parsers to ensure complete visibility and compatibility with SIEM platforms.
Build use cases aligned with NIST and MITRE ATT&CK frameworks to enable detection at various stages of a cyber-attack.
Implement detection rules using SPL/KQL with complex correlation across different data sources.
Develop dashboards, alerts, and workbooks for security monitoring and reporting.
Implement SOAR workflows using Logic Apps, Phantom, Demisto, and XSOAR platforms.
Perform health checks, tuning, and optimization of SIEM platforms to ensure high performance and accuracy.
Create and maintain documentation including SOPs, runbooks, architecture diagrams, and onboarding guides.
Collaborate with cross-functional teams including SOC, threat hunters, infrastructure, and cloud teams to support delivery and ensure quality standards.
Lead technical deliverables for SIEM implementation and security operations engagements, including log source onboarding, parser development, SIEM content deployment through CI/CD pipelines using GitHub, detection use case implementation, and operational readiness activities.
Develop and support custom integrations to SIEM platforms, especially Microsoft Sentinel and Google SecOps, including scripts, APIs, parsers, data transformation logic, and data pipeline management activities such as DataBahn.
Apply AI capabilities in a security-focused manner to improve detection engineering, content optimization, operational efficiency, and analytical outcomes while maintaining strong security and governance awareness.