[Remote] Security Engineer III

Note The job is a remote job and is open to candidates in USA. Deloitte's Cyber Defense and Resilience offering is seeking a SIEM Engineer to support security monitoring, detection engineering, and incident analysis across complex enterprise environments. This role will focus on building and optimizing SIEM content, improving alert fidelity, and helping clients strengthen cyber defense capabilities.

Responsibilities

Configure, maintain, and optimize SIEM content including correlation rules, alerts, dashboards, and reports Analyze security events and log data to identify suspicious activity, support investigations, and improve detection coverage Integrate and normalize log sources from endpoint, network, cloud, identity, and security platforms Partners with cybersecurity teams to support use case development, threat detection, incident triage, and response activities Document detection logic, operational procedures, and monitoring requirements to support consistent service delivery Skills Bachelor's degree in computer science, Cybersecurity, Information Technology, Engineering, or a degree in related technical field 3+ years of experience in cybersecurity, security operations, or SIEM engineering 3+ years of experience with at least one of the following Splunk, Palo Alto XSIAM, or Crowdstrike NG SIEM Security certification such as Splunk certification, Palo Alto Networks certification, or CrowdStrike certification is required 2+ years' experience in the following areas creating, tuning, and maintaining correlation searches, alerts, dashboards, and reports in a Security Information and Event Management platform 2+ years' experience in reviewing and analyzing logs from endpoint, network, cloud, identity, and application sources Active Secret clearance or higher Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future 2+ years' experience supporting enterprise monitoring in a Security Operations Center Experience onboarding and normalizing log sources in a Security Information and Event Management platform Experience mapping detections to MITRE ATT&CK techniques Experience with cloud security monitoring in Amazon Web Services, Microsoft Azure, or Google Cloud Platform Hands-on experience with scripting or query languages used for detection and log analysis Security certification such as CompTIA Security+, or GIAC certification Benefits You may also be eligible to participate in a discretionary annual incentive program, subject to the rules governing the program, whereby an award, if any, depends on various factors, including, without limitation, individual and organizational performance. Company Overview Deloitte drives progress. Our firms around the world help clients become leaders wherever they choose to compete. It was founded in 1900, and is headquartered in Marunouchi, Tokyo, JPN, with a workforce of 10001+ employees. Its website is https//www2.deloitte.com/jp/en/pages/about-deloitte/articles/dtrs/dtrs-company-profile.html.