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Systems Planning and Analysis

Provides data-driven national security analytics

Information Systems Security Engineer

Security Operations & Incident ResponseConfirmed live in the last 24 hours
Full-time$110k - $155k /yrIn-person

About the Job

Requirements

  • A bachelor's degree in an Information Technology-related field, or equivalent work experience and certifications.
  • Four or more years of related work experience in information system security, including at least one year directly supporting classified systems.
  • Meet DoD 8140 certification requirements at IAM Level I or higher, such as Security+ CE, CAP, or GSLC.
  • Work independently and handle tasks with minimal supervision.
  • Hold an active DoD Top Secret security clearance.
  • Have a solid understanding of networking basics, including IP routing, subnets, firewalls, VLANs, ports, and protocols.
  • Have practical knowledge of the Risk Management Framework and NIST 800-53 controls.

Responsibilities

  • Handle daily security operations and continuous monitoring for classified networks, focusing on ACAS and Trellix ESS tools.
  • Conduct regular reviews and technical inspections to identify and remediate security vulnerabilities.
  • Perform system audits, handle incident response tasks, and track technical security guidance across the network.
  • Collaborate with networking teams to build accurate asset lists, configure ACAS policies using current best practices, and run daily vulnerability scans on SIPR networks.
  • Check dashboards daily for login failures, high vulnerability counts, or highly exploitable vulnerabilities.
  • Troubleshoot credential issues and work with system and network administrators to resolve authentication problems within a week.
  • Send compliance reports to leadership every two weeks.
  • Run weekly discovery and compliance scans, manually upload monthly DoD audit files, and set up Nessus agents.
  • Maintain current Trellix point products on Windows and Linux systems, perform DISA STIG reviews, and manage compliance dashboards.
  • Coordinate with the CSSP to ensure ACAS and ESS tools work properly and resolve data reporting issues.
  • Help prepare for DCSA Technical Reviews, incident response reviews, and Cyber Operational Readiness Assessments.

Desired Qualifications

  • Hands-on experience installing, configuring, and troubleshooting Trellix Endpoint Security products.
  • Experience performing vulnerability management using tools such as ACAS, Nessus, or Tanium.
  • Experience reviewing EventLogs, Syslogs, and Splunk logs to troubleshoot technical errors.
  • Experience configuring systems using DISA Security Technical Implementation Guides and STIG Viewer.
  • Linux and Windows administration experience, specifically solving credential and Trellix installation issues.
  • Prior experience with DCSA reviews or direct involvement with Cyber Operational Readiness Assessments.

About the Company

Systems Planning and Analysis

Provides data-driven national security analytics

SPA is a global advisory firm that supports U.S. national security decision-making by using modeling, simulation, and rigorous analysis to inform programs across the Navy, DoD, Homeland Security, and Energy. Its products rely on building models, running simulations, and applying data science, wargaming, and digital engineering in an advanced analytics lab to forecast outcomes and compare options. The firm differentiates itself through a 50-year track record, strong government relationships, and growth via acquisitions that broaden capabilities in space, data science, and wargaming, plus an in-house Office of Innovation. Its goal is to accelerate the delivery of accurate, actionable analyses and new capabilities that help defense leaders choose the best paths for programs and investments.

Company size
1,001-5,000
Company stage
N/A
Total funding
$20.1M
Headquarters
Alexandria, VA
Founded
1972

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