SME Cyber Vulnerability Management

Public Trust: None

Requisition Type: Regular

Your Impact

Own your opportunity to support our nation's defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure.

Job Description

The SME Information Security Analyst (Vulnerability Management) serves as the technical lead for deploying, configuring, and maintaining the enterprise vulnerability management environment. This position focuses on optimizing Tenable Security Center within Linux/Red Hat infrastructures and ensuring compliance with DISA STIGs, NSA guidelines, and organizational cybersecurity policies. The analyst supports Enterprise Communications and hybrid environments across AWS, Microsoft Azure, and Google Cloud. This role requires deep technical expertise, strong analytical skills, and collaboration with engineering, cybersecurity, and leadership teams across the command.

Responsibilities:

Vulnerability Management Operations

• Install, configure, and maintain Tenable Security Center and scanning components on Linux/Red Hat platforms.

• Ensure vulnerability management systems meet DISA STIG, NSA, and cybersecurity policy requirements.

• Manage credentialed and non‑credentialed scans, schedules, asset groups, and plugin updates.

• Troubleshoot scanner/system issues to ensure accurate and continuous vulnerability detection.

Analysis & Reporting

• Analyze scan results to identify weaknesses, misconfigurations, and emerging threats.

• Validate findings, assess severity, and prioritize remediation based on mission needs.

• Produce recurring reports, dashboards, and metrics for Command Leadership.

• Translate complex technical findings into clear remediation guidance for engineering teams.

Mitigation Support & POA&M Management

• • Provide expert guidance on mitigation, configuration hardening, and patching strategies.

• • Support development and maintenance of POA&Ms for unresolved vulnerabilities.

• • Track remediation progress to ensure compliance with published cyber directives.

Enterprise Communications Support

• Support enterprise communications systems and services to ensure secure hybrid operations.

• Assist with monitoring and securing cloud/on‑prem workloads using enterprise security tools.

• Collaborate with cloud, network, and communications teams to ensure secure configurations and continuous monitoring.

Threat Detection & Response

• Support threat detection using Microsoft Defender for Endpoint and cloud environments including AWS, Azure, and Google Cloud.

• Conduct log analysis, event correlation, and investigation of suspicious activity.

• Assist with incident reporting, documentation, and escalation procedures.

• Contribute to detection rule tuning, alert fidelity improvements, and endpoint hardening.

• Identify coverage gaps and recommend improvements; document findings in After‑Action Reports with SOC, EPT, and CTI partners.

• Develop guardrails, configuration baselines, and automation artifacts to reduce vulnerability recurrence.

• Support surge response activities through rapid scanning, validation, and remediation assistance.

Required Skills & Experience:

• Splunk or Elastic for Cloud

• Endpoint Detection & Response (EDR) tools

• Antivirus platforms

• ServiceNow, Remedy, or similar ticketing systems

Compliance / Certifications (Preferred):

• DoD 8570 / 8140 compliant certification

• CompTIA Security+

• CySA+

• Network+

• CASP+

• GIAC certifications (GCIH, GCFA, etc.)

Security Clearance Level:

• TS/SCI Required

Location:

• On Customer Site

Citizenship Requirement:

• US citizenship

GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.
● Growth: AI-powered career tool that identifies career steps and learning opportunities
● Support: An internal mobility team focused on helping you achieve your career goals
● Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
● Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY
Explore a career in cyber at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your focus on defending and protecting what matters. #armajobs

Work Requirements

Years of Experience

8 + years of related experience

* may vary based on technical training, certification(s), or degree

Certification

Travel Required

10-25%

Citizenship

U.S. Citizenship Required