Principal Cyber Network Engineer

General information

Requisition # R58906 Locations USA-VA-Chantilly Posting Date 03/04/2025 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 Network Engineer to join our team in Chantilly, VA. 
 

Responsibilities include but are not limited to:

• Provides insight into efficiencies that can be gained from the current workflow based on an understanding of the customers’ requirements
• Work with engineers on troubleshooting and building complex, highly available network topologies
• Performs engineering support and system administration of applications and systems to include installation, configuration, maintenance, patching, and back-up/restore
• Provides Tier 2/3 maintenance and engineering support for deployed technologies
• Supports Assessment and Authorization activities related to cybersecurity technologies, where applicable
• Identifies potential conflicts with implementation of any cybersecurity tools within the enterprise and develops recommendations to remediate these conflicts
• Provides ideas for automating repetitive project tasks and metrics collection using scripts and assists with testing/implementation to production

Minimum Qualifications:

• Bachelor's degree or 4 additional years of network experience in lieu of degree
• 7+ years of related network experience (firewalls, routers, switches, and load balancers)
• Experience with deploying, upgrading, and troubleshooting multivendor network equipment and solutions, including Juniper, F5, and Nutanix
• Knowledge of Windows and Linux systems, general operating system security practices, TCP/IP networking, and network security concepts is required
• Knowledge of LANs, firewalls, routers and switches
• Must have or be willing to obtain IAT Level II or higher certification within 6 months of hire

Preferred Qualifications:

• Knowledge of federal Cyber Security Guidance such as NIST SP 800-37 – Guide for Applying the Risk Management Framework (RMF) to Federal Information Systems and NIST 800-137 – Information Security Continuous Monitoring (ISCM) for Federal Information Systems and Organizations

Clearance Requirements:

• Must have a current/active TS/SCI w/Polygraph

Physical Requirements:

• The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with ManTech, please email us at careers@mantech.com and provide your name and contact information.