Senior Cyber Security Engineer

MANTECH•Chantilly, VA

7d•$114,600 - $190,200•Onsite

About The Position

MANTECH seeks a motivated, career and customer-oriented Senior Cyber Security Engineer to join our team in the Chantilly, VA area. You will support mission-critical infrastructure by managing specialized cybersecurity applications, providing engineering support, and optimizing workflow efficiencies to defend enterprise networks.

Requirements

Bachelor’s degree or 4+ years of additional experience in lieu of a degree
5+ years of experience working with IT and/or IT device experience
Working knowledge of the Tenable Network Security product suite and enterprise vulnerability scanning operations.
Solid understanding of Windows and Linux systems administration, operating system security practices, TCP/IP networking, and network security concepts.
Demonstrated technical knowledge of cybersecurity enterprise scanning, continuous monitoring, enterprise host/network security, and intrusion detection.
Technical ability to convert functional cybersecurity requirements into system requirements and apply cybersecurity architectural principles (e.g., defense-in-depth, resilience).
Excellent organizational, planning, communication, and customer service skills with strong attention to detail.
Active IAT Level II certification, or the ability and willingness to obtain IAT Level II certification within 6 months of hire.
Must possess an active TS/SCI security clearance with a polygraph.

Nice To Haves

Knowledge of and proficiency in using Amazon Web Services (AWS) technologies and ServiceNow.
Understanding of federal cybersecurity guidance, including NIST SP 800-37 (Risk Management Framework) and NIST SP 800-137 (Information Security Continuous Monitoring).
Experience with automation and scripting technology capabilities to streamline repetitive workflow processes.
Ability to function effectively in a fast-paced environment, managing multiple priorities independently or as part of a collaborative team.

Responsibilities

Perform engineering support and system administration of specialized cybersecurity applications and systems, including installation, configuration, maintenance, patching, and backup/restore.
Provide expertise in creating, editing, and managing scan policies, audit files, scan jobs, reports, dashboards, and custom content for tools such as Tenable Nessus and ServiceNow integration.
Deliver Tier 2 and Tier 3 maintenance support for deployed cybersecurity technologies and ensure compliance with customer policies, procedures, and TASKORDs.
Provide customer support via phone, email, or messaging services to troubleshoot vulnerability scanning issues, maintaining clear communication throughout the resolution process.
Provide ideas for and integrate automation of repetitive project tasks and metrics collection using scripts, assisting with testing and production implementation.
Support Assessment and Authorization (A&A) activities related to cybersecurity technologies, updating project documentation and resolving tool implementation conflicts.
Analyze customer feedback, policies, and workflows to provide recommendations for process improvements and increased project efficiency.