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Security Monitoring Specialist (SIEM, ZTA tools)

Security Monitoring Specialist (SIEM, ZTA tools)

Diligent Consulting IncDC Metro, DC, US
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Job Title :

  • Security Monitoring Specialist (Contingent Upon Award) Hiring Company : Diligent Consulting Inc.

Client :

  • Government Publishing Office (GPO) Location : Washington, D.C. (Hybrid / On-site) Remote : Must reside within commuting distance of GPO HQ in Washington, D.C. for required monthly and ad hoc in-person meetings Clearance : Public Trust or ability to obtain (higher clearance may be required) Estimated Period of Performance : September 1, 2025 – September 30, 2029 Overview : This position is contingent upon contract award.
  • Diligent Consulting Inc. is seeking a Security Monitoring Specialist to support the Government Publishing Office (GPO) as part of its SecDevOps Program — a forward-leaning cybersecurity modernization initiative focused on enhancing enterprise security posture through the implementation of Zero Trust Architecture (ZTA) , CI / CD pipelines , and secure DevOps practices.
  • This role plays a key part in GPO’s mission to protect the confidentiality, integrity, and availability of its digital services and infrastructure.
  • The Security Monitoring Specialist will be responsible for refining and tuning Zero Trust security monitoring systems to validate user and device trust on an ongoing basis.

    • Key Responsibilities :

  • Monitor and tune ZTA (Zero Trust Architecture) policies and telemetry to ensure continuous validation of users and devices.
  • Refine and optimize Microsoft Sentinel rules and detections for real-time alerting.
  • Correlate user identity and endpoint behavior across platforms to identify anomalies.
  • Validate device compliance and security posture in alignment with GPO’s policies.
  • Support the implementation and improvement of anomaly detection techniques using identity, device, and access data.
  • Collaborate with cyber teams to enhance automation and threat detection capabilities.

    • Minimum Qualifications :

  • Bachelor’s degree in Cybersecurity , Information Technology , or a related field.
  • Demonstrated experience with SIEM tools (preferably Microsoft Sentinel), identity and endpoint behavior analysis, and Zero Trust implementations.
  • Ability to interpret security telemetry and correlate it across multiple sources for threat identification.
  • Must be a U.S.
  • Citizen and able to obtain and maintain a Public Trust clearance (and higher, if required).
  • Reside within commuting distance of Washington, D.C. for required onsite meetings.

    • Preferred Qualifications :

  • Microsoft SC-200 (Microsoft Security Operations Analyst) certification or equivalent.
  • Experience in federal government or public-sector cybersecurity operations.
  • Familiarity with ZTA principles, NIST 800-207, and device trust frameworks.
  • Why Join Diligent?
  • Diligent Consulting Inc. is a mission-focused IT and cybersecurity services provider supporting complex federal environments.
  • Join a team dedicated to protecting government digital assets through innovation, expertise, and secure DevOps practices.
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