Senior Vulnerability & Endpoint Security Lead

Leidos LLC; Fort Belvoir (VA); On-site; USD 87,000 - 157,000; Full time

Benefits offered by this job

Health and Wellness programs

Income Protection

Paid Leave and Retirement

Job summary

Leidos is seeking a Vulnerability Management and Endpoint Security Administrator to provide cybersecurity expertise supporting DoW contract operations. The role focuses on enterprise vulnerability management and endpoint-security across Windows, Linux, and virtual environments, balancing cybersecurity risk with operational objectives.

The candidate will leverage ACAS/Nessus, Tanium, and Trellix technologies to analyze risks, prioritize remediation, and advise leadership on effective security

Qualifications

• Bachelor’s degree or equivalent experience in a related field.
• 4+ years of cybersecurity, vulnerability management, or endpoint security experience.
• Strong hands-on ACAS/Nessus and Tanium expertise with vulnerability scanning, analysis, and remediation.
• Experience with Trellix endpoint-security technologies and related tools.
• Ability to assess risk and communicate remediation recommendations to leadership.

Responsibilities

• Analyze enterprise vulnerability and endpoint-security posture across Windows and Linux environments and advise on remediation priorities.
• Administer ACAS/Nessus, including scan architecture, policies, credentialed scanning, and reporting.
• Perform in-depth vulnerability and risk analysis; validate findings and assess operational impact.
• Use Tanium to assess endpoint visibility, inventory, compliance, and remediation needs.
• Correlate data from multiple sources to identify systemic security risks and remediation priorities.
• Develop technical standards and procedures for vulnerability-management and endpoint-security activities.

Skills

ACAS/Nessus

Tanium

Trellix endpoint-security

Vulnerability analysis

Endpoint security administration

Windows/Linux endpoints

Security standards familiarity

Education

Bachelor's degree

Tools

ACAS/Nessus

Tanium

Trellix Endpoint Security

Job description

Leidos is seeking a Vulnerability Management and Endpoint Security Administrator to provide cybersecurity expertise supporting DoW contract operations. The role focuses on enterprise vulnerability management and endpoint-security across Windows, Linux, and virtual environments, balancing cybersecurity risk with operational objectives.

The candidate will leverage ACAS/Nessus, Tanium, and Trellix technologies to analyze risks, prioritize remediation, and advise leadership on effective security