Security Detection & Response Lead

Protingent
San Jose, California 95123 United States  View Map
Posted: Jun 03, 2026
  • Full Time
  • Public Safety
  • Summary

    Job Description

    Job Title: Security Detection & Response Lead

    Position Description: Protingent Staffing has an exciting contract Security Detection & Response Lead with our client located in San Jose, CA.

    Job Description:
    • Lead enterprise-wide security monitoring and threat detection across SIEM, EDR, network, endpoint, and cloud security platforms.

    Job Responsibilities:
    • Design, implement, validate, tune, and optimize detection rules, correlation logic, dashboards, and alerting use cases.
    • Continuously improve detection quality and reduce false positives to strengthen operational efficiency and signal-to-noise ratio.
    • Ensure effective log ingestion, parsing, normalization, field extraction, and telemetry coverage across critical systems and infrastructure.
    • Support onboarding and integration of new log sources, security tools, and telemetry pipelines into the security monitoring environment.
    • Lead investigation and response activities for security incidents across enterprise systems.
    • Serve as the technical lead during high-severity incidents, coordinating containment, eradication, recovery, and cross-functional response efforts with IT, cloud, and infrastructure teams.
    • Perform advanced analysis to determine incident scope, root cause, impact, and recommended remediation actions.
    • Conduct post-incident reviews and drive improvements to detections, playbooks, and response procedures based on lessons learned.
    • Lead proactive threat hunting efforts using SIEM, NDR, EDR, CASB, and cloud telemetry to identify advanced or evasive threats.
    • Investigate suspicious behaviors including lateral movement, privilege escalation, persistence, and data exfiltration attempts.
    • Map detections, investigations, and threat hunting activities to the MITRE ATT&CK framework.
    • Mentor and guide SOC analysts and incident responders in threat analysis, investigation techniques, and response workflows.
    • Develop, maintain, and improve incident response runbooks, threat models, triage procedures, and detection documentation.
    • Track and report on security operations metrics such as MTTD, MTTR, detection coverage, and recurring incident trends.
    • Partner with IT, infrastructure, engineering, and vulnerability management teams to prioritize remediation and strengthen overall security posture.
    • Collaborate across technical and non-technical teams to ensure rapid, effective response to security incidents and continuous improvement of detection and response capabilities.

    Job Qualifications:
    • Bachelor's degree in Computer Science, Cybersecurity, Information Security, or a related field; Master's degree preferred.
    • 6-8 years of experience in security operations, threat detection, incident response, or related cybersecurity roles.
    • Hands-on experience with SIEM platforms such as Splunk, including rule creation, correlation logic, dashboarding, and log analysis.
    • Strong experience investigating alerts and incidents across endpoint, network, operating system, and cloud environments.
    • Deep understanding of incident response methodologies, threat investigation workflows, and root cause analysis.
    • Solid knowledge of enterprise log sources including Windows/Linux servers, firewalls, IDS/IPS, endpoints, and cloud-native services.
    • Strong knowledge of detection engineering, MITRE ATT&CK techniques, adversary behaviors, and threat hunting methodologies.
    • Experience with cloud environments such as AWS, Azure, or similar, including security monitoring and logging services.
    • Familiarity with SOAR, automation, or orchestration tools is a plus.
    • Strong analytical, problem-solving, and decision-making skills in fast-paced operational environments.
    • Excellent written and verbal communication skills, with the ability to clearly present findings to both technical and non-technical stakeholders.
    • Ability to lead incident response efforts, mentor team members, and collaborate effectively across diverse global teams.
    • Relevant certifications such as CISSP, GCIH, GCIA, Security+, Splunk Security certifications, or comparable credentials are a plus.

    Job Details:
    • Job Type: Contract
    • Pay Rate: $85-$90 an hour.
    • Location: San Jose, CA.

    Benefits Package: Protingent offers competitive salaries, insurance plan options (HDHP plan or POS plan), education/certification reimbursement, pre-tax commuter benefits, Paid Time Off (PTO), and an administered 401k plan.

    About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation - from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. We're passionate about making a positive impact by connecting exceptional talent with meaningful opportunities and helping our clients build the future.

    Meet Your Recruiter

    Shwetang Singhvi
  • Job Description

    Job Description

    Job Title: Security Detection & Response Lead

    Position Description: Protingent Staffing has an exciting contract Security Detection & Response Lead with our client located in San Jose, CA.

    Job Description:
    • Lead enterprise-wide security monitoring and threat detection across SIEM, EDR, network, endpoint, and cloud security platforms.

    Job Responsibilities:
    • Design, implement, validate, tune, and optimize detection rules, correlation logic, dashboards, and alerting use cases.
    • Continuously improve detection quality and reduce false positives to strengthen operational efficiency and signal-to-noise ratio.
    • Ensure effective log ingestion, parsing, normalization, field extraction, and telemetry coverage across critical systems and infrastructure.
    • Support onboarding and integration of new log sources, security tools, and telemetry pipelines into the security monitoring environment.
    • Lead investigation and response activities for security incidents across enterprise systems.
    • Serve as the technical lead during high-severity incidents, coordinating containment, eradication, recovery, and cross-functional response efforts with IT, cloud, and infrastructure teams.
    • Perform advanced analysis to determine incident scope, root cause, impact, and recommended remediation actions.
    • Conduct post-incident reviews and drive improvements to detections, playbooks, and response procedures based on lessons learned.
    • Lead proactive threat hunting efforts using SIEM, NDR, EDR, CASB, and cloud telemetry to identify advanced or evasive threats.
    • Investigate suspicious behaviors including lateral movement, privilege escalation, persistence, and data exfiltration attempts.
    • Map detections, investigations, and threat hunting activities to the MITRE ATT&CK framework.
    • Mentor and guide SOC analysts and incident responders in threat analysis, investigation techniques, and response workflows.
    • Develop, maintain, and improve incident response runbooks, threat models, triage procedures, and detection documentation.
    • Track and report on security operations metrics such as MTTD, MTTR, detection coverage, and recurring incident trends.
    • Partner with IT, infrastructure, engineering, and vulnerability management teams to prioritize remediation and strengthen overall security posture.
    • Collaborate across technical and non-technical teams to ensure rapid, effective response to security incidents and continuous improvement of detection and response capabilities.

    Job Qualifications:
    • Bachelor's degree in Computer Science, Cybersecurity, Information Security, or a related field; Master's degree preferred.
    • 6-8 years of experience in security operations, threat detection, incident response, or related cybersecurity roles.
    • Hands-on experience with SIEM platforms such as Splunk, including rule creation, correlation logic, dashboarding, and log analysis.
    • Strong experience investigating alerts and incidents across endpoint, network, operating system, and cloud environments.
    • Deep understanding of incident response methodologies, threat investigation workflows, and root cause analysis.
    • Solid knowledge of enterprise log sources including Windows/Linux servers, firewalls, IDS/IPS, endpoints, and cloud-native services.
    • Strong knowledge of detection engineering, MITRE ATT&CK techniques, adversary behaviors, and threat hunting methodologies.
    • Experience with cloud environments such as AWS, Azure, or similar, including security monitoring and logging services.
    • Familiarity with SOAR, automation, or orchestration tools is a plus.
    • Strong analytical, problem-solving, and decision-making skills in fast-paced operational environments.
    • Excellent written and verbal communication skills, with the ability to clearly present findings to both technical and non-technical stakeholders.
    • Ability to lead incident response efforts, mentor team members, and collaborate effectively across diverse global teams.
    • Relevant certifications such as CISSP, GCIH, GCIA, Security+, Splunk Security certifications, or comparable credentials are a plus.

    Job Details:
    • Job Type: Contract
    • Pay Rate: $85-$90 an hour.
    • Location: San Jose, CA.

    Benefits Package: Protingent offers competitive salaries, insurance plan options (HDHP plan or POS plan), education/certification reimbursement, pre-tax commuter benefits, Paid Time Off (PTO), and an administered 401k plan.

    About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation - from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. We're passionate about making a positive impact by connecting exceptional talent with meaningful opportunities and helping our clients build the future.

    Meet Your Recruiter

    Shwetang Singhvi
  • ABOUT THE COMPANY

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