**MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer** to join our team in **Chantilly, VA** .

The Senior Cyber Security Engineer will leverage their strong technical background and knowledge to support the enterprise cybersecurity application infrastructure, ensure compliance with customer policies, and deliver Tier 2 and Tier 3 maintenance and onboarding support.

**Responsibilities include but are not limited to:**

+ Providing knowledge in the creation, editing, and management of scan policies, audit files, scan jobs, reports, dashboards, and custom content for specialized cybersecurity systems including Tenable Nessus tools and ServiceNow integration.
+ Performing engineering support and system administration of specialized cybersecurity applications and systems to include installation, configuration, maintenance, patching, and back-up/restore.
+ Providing Tier 2 and Tier 3 maintenance support for deployed ...