Network Architect SME

About the role

The ideal candidate will lead the design, implementation, and optimization of our enterprise application delivery and DDI (DNS, DHCP, and IPAM) infrastructure in Fort Belvoir, VA or Albuquerque, New Mexico. The role requires deep, hands-on expertise with F5 technologies and Infoblox, ensuring highly available, secure, and scalable application delivery models across the enterprise network in support of critical mission requirements.

Responsibilities

• Design, deploy, and manage advanced application delivery models ensuring high availability, optimal performance, and security for mission-critical enterprise applications.
• Arcitect and maintain F5 BIG-IP solutions, with a heavy focus on Local Traffic Manager (LTM) and Global Traffic Manager (GTM) for intelligent local and global load balancing.
• Lead the engineering, deployment, and administration of enterprise-class DDI infrastructure utilizing Infoblox technology (DNS, DHCP, and IP Address Management).
• Work closely with application developers, cybersecurity teams, and systems engineers to translate application requirements into resilient, highly available network architectures.
• Perform advanced network troubleshooting, traffic analysis, packet capture, and performance tuning for complex application delivery workflows.
• Develop and maintain comprehensive architectural documentation, standard operating procedures, and technical blueprints.
• Ensure all tools comply with DoW STIGs and IL5/IL6/IL7 protocols; develop and maintain architectural documentation and compliance traceability.

Qualifications

• Active TS/SCI clearance required at time of hire.
• Bachelor's degree in Computer Science, Information Technology, or a related technical discipline with 12 – 15 years of prior relevant experience, or Masters with 10 – 13 years of prior relevant experience.
• Active IAT Level II certification (e.g., Security+ CE, CySA+, GSEC, or SSCP) required.
• Cisco CCNA Certification (CCNP or CCIE Preferred).
• Mastery of OSI model layers 2-7, TCP/IP, routing protocols (e.g., BGP, OSPF), and solid experience with SSL/TLS offloading and certificate management.
• Experience leading technical working groups and directing the efforts of adjacent infrastructure and development teams.
• Prior experience working within a DoW/DoD Operations Center (NOC/SOC) or supporting mission-critical systems and networks.
• Must be able to present designs, plans, and analyses of alternatives to technical leadership boards for approvals.

Preferred Qualifications

• Experience with network automation and orchestration tools (e.g., Ansible, Python, Terraform, or F5 AS3) is highly desired.
• F5 Certified Technology Specialist (F5-CTS) or Solution Expert (F5-CSE), and Infoblox Core DDI certifications are strongly preferred.
• Automation Skills

Pay and Benefits

Pay Range $116,350.00 - $210,325.00. For more details, visit www.leidos.com/careers/pay-benefits.