F5 Network Engineer with Security Clearance

MANTECH seeks a motivated, career and customer-oriented F5 Network Engineer to join our team in Stafford, VA. The successful candidate will be responsible for designing, configuring, testing, and implementing robust LAN/WAN solutions that allow enterprise applications to utilize the MCEN De-Militarized Zone (DMZ). The engineer will manage network traffic routing, support daily operations for both on-premises and cloud networks (AWS, Azure) and play a critical part in troubleshooting and resolving network connectivity issues. Responsibilities include but are not limited to:

• Design and implement enterprise networking solutions using Cisco and Juniper hardware.
• Manage and support daily operations of network traffic routing for on-premises and cloud environments.
• Develop, update, and validate all network integration documentation.
• Support troubleshooting activities for network connectivity issues reported by application owners.
• Evaluate and apply DISA Security Technical Implementation Guides (STIGs) to all relevant network components.
• Achieve and maintain all required Information Assurance (IA) certifications and training for privileged access to the MCEN.

Minimum Qualifications

• Bachelor's Degree with at least 4 years of related experience in DoD cloud network constructs in AWS or Azure. An additional 2 years of experience may be substituted in lieu of degree.
• Demonstrated proficiency with Cisco and Juniper network devices (routers, switches).
• A Cisco Certified Network Associate (CCNA) or Juniper Networks Certified Internet Associate for JUNOS (JNCIA-JUNOS) certification is required.
• DoDD 8140/8570 compliant/certified (e.g., current Security+ certification).

Preferred Qualifications

• Current experience supporting Marine Corps Enterprise Networks
• F5 Certified Technical Specialist certifications for ASM (Test 303), APM (Test 304), and LTM (Tests 301A/301B).

Clearance Requirements

• An active DoD Secret clearance is required for this position.

Physical Requirements

• Must be able to remain in a stationary position 50%.
• Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
• Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.