Onsite F5 Systems Engineer - TS/SCI Clearance

DAn Solutions, Inc.; Sterling (VA); On-site; USD 110,000 - 170,000; Full time

Job summary

DAn Solutions is seeking an experienced F5 Systems Engineer to secure enterprise network infrastructure for a government client. This role focuses on traffic management, application delivery, system availability, and the engineering and administration of F5 technologies across multiple data centers.

Ideal candidates will hold an active TS/SCI clearance with CI polygraph and DoD 8570 IAT II certification, with hands-on F5 experience and strong networking knowledge.

Qualifications

• Active TS/SCI with CI polygraph is required.
• DoD 8570 IAT II certification compliance.
• Experience deploying, managing, and troubleshooting enterprise network infrastructure.
• Strong knowledge of F5 technologies, including LTM and modules.
• Knowledge of TCP/IP, MPLS, OSPF, BGP, SDN, 802.1X.
• Experience with DNS, DHCP, IPAM, and NTP in large, multi-site environments.
• Understanding of enterprise storage, virtualization, data center migration, and disaster recovery.
• Knowledge of security controls and compliance requirements.
• Ability to develop and maintain technical documentation.

Responsibilities

• Configure, administer, and troubleshoot physical and virtual F5 appliances across multiple data centers.
• Design, deploy, and maintain F5 solutions (LTM, ASM, BIG-IQ, APM).
• Support global traffic management and advanced traffic management capabilities.
• Develop technical requirements, system documentation, and operating procedures.
• Monitor and troubleshoot network security infrastructure, connectivity, and platform performance.
• Recommend and implement improvements to reliability, security and performance.
• Test new software releases, upgrades, and platform features.
• Perform capacity planning and configuration optimization.
• Collaborate with networking, infrastructure, virtualization, and security teams.
• Coordinate hardware and virtual appliance upgrades, testing, and maintenance.

Skills

TS/SCI clearance

CI polygraph

F5 LTM

F5 ASM/APM

DoD 8570 IAT II

Networking knowledge (TCP/IP, OSPF, BG

DNS/DHCP/IPAM

Documentation

Tools

F5 BIG-IQ

Job description

DAn Solutions is seeking an experienced F5 Systems Engineer to secure enterprise network infrastructure for a government client. This role focuses on traffic management, application delivery, system availability, and the engineering and administration of F5 technologies across multiple data centers.

Ideal candidates will hold an active TS/SCI clearance with CI polygraph and DoD 8570 IAT II certification, with hands-on F5 experience and strong networking knowledge.