Senior Cyber Security Engineer (TS/SCI) — Automation & Defense

CACI International Inc; Chantilly (VA); Vor Ort; USD 104.000 - 218.000; Vollzeit

Zusammenfassung

CAC I International Inc in Chantilly, VA is seeking a Senior Cyber Security Engineer to strengthen mission-critical enterprise environments by supporting cybersecurity applications, advancing system security, and automating workflows.

You will collaborate with technical teams and customers to enhance cybersecurity capabilities, ensure secure, reliable operations, and drive defense-in-depth across the enterprise. This role offers growth in a dynamic security-focused environment.

Qualifikationen

• Active TS/SCI clearance with polygraph.
• Bachelor’s degree or 4+ years of relevant experience.
• 5+ years of cybersecurity tools experience in enterprise.
• Hands-on experience with Tenable products and vulnerability scanning.
• Strong Windows and Linux administration, OS hardening, and core network security concepts.
• Demonstrated enterprise scanning, continuous monitoring, host/network defense, and intrusion detection.
• Ability to translate cybersecurity needs into technical requirements and apply defense-in-depth.
• Excellent communication, organization, troubleshooting, and customer-support skills.
• Active IAT Level II certification, or ability to obtain within 30 days of hire.

Aufgaben

• Provide engineering support and system administration for cybersecurity applications, including installation, configuration, maintenance, patching, and backup/restore.
• Develop, customize, and manage scan policies, audit files, scan jobs, dashboards, reports, and related content for tools such as Tenable Nessus and ServiceNow integrations.
• Deliver Tier 2 and Tier 3 support for cybersecurity technologies and ensure compliance with customer policies.
• Troubleshoot vulnerability scanning issues and provide responsive support via phone, email, and messaging platforms.
• Identify opportunities for process automation and integrate scripted solutions to streamline tasks and metrics collection.
• Support Assessment & Authorization (A&A) activities by updating documentation, preparing security artifacts, and resolving technical conflicts.
• Analyze policies, customer feedback, and operational workflows to recommend enhancements that improve efficiency and cybersecurity posture.

Kenntnisse

Active TS/SCI clearance with polygraph

Bachelor’s degree or 4+ years of相关经验

5+ years of cybersecurity tools in an

Hands-on Tenable products

Windows administration

Linux administration

Core network security concepts

Defense-in-depth and resilience

IAT Level II certification

Ausbildung

Bachelor’s degree or equivalent experience

Tools

Tenable products

ServiceNow integrations

AWS services

Jobbeschreibung

CAC I International Inc in Chantilly, VA is seeking a Senior Cyber Security Engineer to strengthen mission-critical enterprise environments by supporting cybersecurity applications, advancing system security, and automating workflows.

You will collaborate with technical teams and customers to enhance cybersecurity capabilities, ensure secure, reliable operations, and drive defense-in-depth across the enterprise. This role offers growth in a dynamic security-focused environment.