
SIEM Security Operations Specialist
1 week ago
Job Overview:
Are you a seasoned security expert looking to take your career to the next level? We are seeking an experienced SIEM MS Sentinel Administrator with 6+ years of experience in security monitoring, SIEM administration, and Microsoft Sentinel.
Key Responsibilities:
- Monitor host reporting status and raise support tickets for non-reporting hosts to ensure seamless system operation.
- Troubleshoot and resolve host non-reporting issues; perform remediation for non-compliance Sentinel agents to maintain optimal system performance.
- Collaborate with Cybersecurity teams to manage SIEM operations and incident response, ensuring timely and effective issue resolution.
- Fine-tune deployed use cases to reduce false-positive alerts, minimizing unnecessary system activity.
- Optimize log ingestion and perform log trimming at indexing to reduce daily Sentinel license utilization, promoting cost-effectiveness.
- Generate weekly reports as per client-defined formats, providing valuable insights into system performance.
- Monitor, respond, and resolve Sentinel-related tickets in a timely manner, ensuring high levels of customer satisfaction.
- Perform upgrades for Sentinel components including indexers, search heads, universal forwarders, and heavy forwarders, staying up-to-date with the latest technology.
- Manage Indexer Clustering and Search Head Clustering environments, ensuring efficient system operation.
- Raise CRQ (Change Requests) for critical activities and maintain proper change management records, promoting transparency and accountability.
- Perform regular health checks, backup checks, and validations of Sentinel components, ensuring system reliability.
- Provide support during patching activities, including readiness to work off-hours (up to 3 times per month), demonstrating flexibility and dedication.
- Develop and maintain Standard Operating Procedures (SOPs), SMTDs, KB articles, and best practices documentation, sharing knowledge and expertise with others.
- Ensure compliance with security standards and assist in audits where necessary, upholding high levels of professionalism and integrity.
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