Security Threat Detection Cybersecurity Jobs

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Security Engineer III, SIEM Engineer

Deloitte Rosslyn, VA 🇺🇸 Remote

Rosslyn, VA

Today

$103k - $189k/yr Full time Crowdstrike Cybersecurity Analysis Cybersecurity Integration

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Job Description

Deloitte Cyber Defense and Resilience is seeking a SIEM Engineer to strengthen security monitoring and detection engineering across complex enterprise environments. The role supports incident analysis and improves alert fidelity through well-tuned SIEM content and reliable log integration.

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 expand detection coverage
Integrate and normalize log sources from endpoint, network, cloud, identity, and security platforms
Partner 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

Required Qualifications

Bachelor's degree in computer science, cybersecurity, information technology, engineering, or a related technical field
Active Secret Clearance
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
2+ years experience in:
- Creating, tuning, and maintaining correlation searches, alerts, dashboards, and reports in a Security Information and Event Management platform
- Reviewing and analyzing logs from endpoint, network, cloud, identity, and application sources
Security certification such as Splunk certification, Palo Alto Networks certification, or CrowdStrike certification is required
Ability to travel up to 20%, on average
Willingness to work at client onsite or Deloitte office up to 5 days a week
Legally authorized to work in the United States without employer sponsorship, now or in the future

Technologies

Splunk
Palo Alto XSIAM
CrowdStrike NG SIEM
Splunk certification
Palo Alto Networks certification
CrowdStrike certification
Security Information and Event Management platform
MITRE ATT&CK

Work Setting

Location is Rosslyn, VA (remote). Travel up to 20% on average may be required, along with potential client onsite or Deloitte office work up to 5 days per week.

Additional Skills

Ability to work independently and collaborate as part of a team
Effective written and verbal communication skills
Meticulous attention to detail and quality of work product
Ability to build and sustain professional relationships
Ability to lead projects or workstreams
Ability to manage and prioritize multiple tasks in a fast-paced, dynamic environment
Strong interpersonal skills and professional demeanor
Ability to meet deadlines
Ability to provide clear guidance to others

Preferred Qualifications

2+ years experience:
- Supporting enterprise monitoring in a Security Operations Center
- Onboarding and normalizing log sources in a Security Information and Event Management platform
- Mapping detections to MITRE ATT&CK techniques
- 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

Compensation and Incentives

The salary range for this role is USD 102,500 - 188,900 per year. Deloitte may also offer eligibility to participate in a discretionary annual incentive program, subject to program rules and factors including individual and organizational performance.

Education

A Bachelor's degree in computer science, cybersecurity, information technology, engineering, or a related technical field is required.

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