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Computer Security System Specialist - Level III

GDHWashington, DC🇺🇸United StatesPosted Sep 24, 2026

Quick Overview

Salary
$70 - $80/hr
Seniority
Mid Senior
Work mode
On Site
Location
Washington, DC, United States
Posted
Yesterday

Job Description

Role Summary
This role involves executing incident handling and response activities within a cybersecurity environment. The successful candidate will be responsible for managing security incidents, analyzing network traffic, and utilizing security tools to mitigate threats. This position requires a strong understanding of cybersecurity principles and practical experience in security operations.

Responsibilities

  • Perform incident response, analysis, and remediation activities.
  • Utilize security tools and the security stack to detect and analyze threats.
  • Monitor security alerts and investigate potential security breaches.
  • Conduct packet analysis and network protocol examination to identify malicious activity.
  • Manage and interpret data within security information and event management (SIEM) systems, specifically Splunk.
  • Support security operations by implementing proactive security measures.
  • Document incident details and response actions accurately.
  • Collaborate with team members to improve security processes and protocols.
  • Assist in developing and maintaining security documentation and policies.
  • Keep abreast of evolving cybersecurity threats and mitigation strategies.

Qualifications

  • Proven experience in incident handling and response activities.
  • Hands-on knowledge of security tools and security stack components.
  • Working experience with Splunk or similar SIEM systems.
  • Basic understanding of network protocols and packet analysis tools.
  • Strong cybersecurity background with practical experience in threat detection.
  • Ability to analyze complex security data and identify potential threats.
  • Excellent problem-solving and analytical skills.
  • Availability to work in an on-site environment.
  • Relevant certifications (e.g., CompTIA Security+, CISSP) are a plus.
  • This position requires eligibility for a U.S. Government security clearance. In accordance with federal law, U.S. citizenship is required.

Publishing Pay Range: $70.00 - $80.00 USD Hourly
This position is based in office and requires employee to work on-site.

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