Principal Cyber Security Engineer

General information

Requisition # R60012 Locations USA-VA-Chantilly Posting Date 04/28/2025 Security Clearance Required TS/SCI w/ Poly Remote Type Onsite Time Type Full time

Description & Requirements

Unlock the secrets of intelligence with ManTech! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with ManTech!

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

Responsibilities include but are not limited to:

• Installing, configuring, and supporting COTS cybersecurity solutions within complex government Agency operational and security environments, acting as the primary point of contact for support and integration-related Operations and security management issues

• Support the on-going operation and maintenance of Elastic dashboard environment. The dashboard involves representing data gathered from hardware and software asset management, vulnerability management, configuration management, and privileged account and IDAM security solutions across various Federal Government Agencies.

• Prioritizes troubleshooting activities requested by Tier II Engineering staff, to include rapid installation and configuration of test systems to model customer environments.

• Maintains the confidentiality, integrity, and availability of data across physical and logical solution boundaries in multi-Agency environments

• Coordinate with Agency’s Engineering resources and OEMs for patching, upgrading or renewing tool and sensor software and hardware

• Provides technical/management leadership on major tasks or technology assignments. Establishes goals and plans that meet project objectives. Has domain and expert technical knowledge.

• Supports Assessment and Authorization activities related to cybersecurity technologies, where applicable

Minimum Qualifications:

• Bachelor's Degree or 4+ years of additional cyber security experience in lieu of a degree

• 7+ years of cyber experience

• Experience with deploying and/or supporting enterprise security software products such as firewalls, IPS, Anti-Virus solutions, application firewalls, high availability solutions, network management systems, virtual systems

• Experience with the Linux OS [graphical user interface (GUI) and command line interface (CLI)], preferably experience with Red Hat v8.0

• Experience with Windows Server 2016, Windows Server 2019, Active Directory, Server Roles, Access Rights and Security Groups

• Knowledge of TCP/IP networking, 802.1x and network security

• IAT Level II (GSEC, Security+, SSCP, or CCNA-Security) certification