Cyber Defense Engineer

Tata Consultancy Services Limited
Irvine, CA, United States
1 day ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Compensation
$90,000.0 - $100,000.0
Working hours
Regular working hours

Tech stack

Data Analysis Identity and Access Management Networking Hardware Intrusion Detection and Prevention Python (Programming Language) Windows PowerShell Kusto Query Language Security Information and Event Management SQL Databases Cloud Platform System Mitre Att&ck QRadar
+5 more
Cyber Threat Analysis Cybercrime Microsoft Sentinel Cyber Warfare Splunk

Job description

  • Design, develop, and optimize threat detection use cases and security analytics.
  • Build and maintain detection rules, correlation searches, dashboards, and alerting mechanisms across security platforms.

  • Develop detection content based on threat intelligence, attack frameworks, and emerging threats.
  • Conduct threat modeling exercises to identify attack paths, security gaps, and mitigation strategies.
  • Perform proactive threat hunting and security monitoring across enterprise environments. * Collaborate with SOC, Incident Response, Threat Intelligence, and Security Engineering teams to improve detection coverage. * Map detections to MITRE ATT&CK techniques and adversary behaviors. * Analyze security logs from endpoints, cloud environments, applications, identity platforms, and network devices. * Continuously tune detections to minimize false positives and improve operational efficiency. * Support security investigations, incident response, and post-incident analysis. * Develop metrics and reporting to measure cyber defense effectiveness.

Requirements

Must Have Technical/Functional Skills

  • Strong experience with Detection Engineering and use case development.
  • Hands-on experience with SIEM platforms such as Splunk, Microsoft Sentinel, QRadar, or Elastic.

  • Experience creating and tuning correlation rules, analytics, alerts, and dashboards.
  • Strong knowledge of Threat Modeling methodologies and attack path analysis.
  • Experience with Threat Hunting and proactive threat identification.
  • Hands-on experience with EDR/XDR solutions such as CrowdStrike, Microsoft Defender, Sentinel One, or Carbon Black.

  • Strong understanding of the MITRE ATT&CK Framework and adversary TTPs.
  • Experience analyzing security logs from endpoints, networks, cloud platforms, and identity systems.

  • Proficiency in one or more of the following: KQL, SPL, Python, PowerShell, SQL.
  • Experience with incident investigation and security monitoring.

Benefits & conditions

Discretionary Annual Incentive. Comprehensive Medical Coverage: Medical & Health, Dental & Vision, Disability Planning & Insurance, Pet Insurance Plans. Family Support: Maternal & Parental Leaves. Insurance Options: Auto & Home Insurance, Identity Theft Protection. Convenience & Professional Growth: Commuter Benefits & Certification & Training Reimbursement. Time Off: Vacation, Time Off, Sick Leave & Holidays. Legal & Financial Assistance: Legal Assistance, 401K Plan, Performance Bonus, College Fund, Student Loan Refinancing. *Salary Range- $90,000-$100,000 a year

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