Senior Network Architect

JCS Solutions LLC

$120K — $150K *
Information Technology
11 - 15 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science, IT, or related field; 12+ years' experience required.
  • Active IAT Level II certification (e.g., Security+ CE, CySA+, GSEC, SSCP) mandatory.
  • Cisco CCNA Certification (CCNP or CCIE preferred) required.
  • 8-10 years of experience in network engineering with a focus on application delivery networks.
  • Deep expertise in F5 BIG-IP platforms, specifically LTM and GTM.
  • Extensive Infoblox DDI experience, including Grid architecture and IPAM integration.
  • Mastery of OSI model layers 2-7, TCP/IP, and routing protocols with solid SSL/TLS experience.

Responsibilities

  • Design and manage application delivery models for high availability and performance.
  • Architect and maintain F5 BIG-IP solutions focusing on load balancing.
  • Lead engineering and administration of DDI infrastructure using Infoblox.
  • Collaborate with teams to create resilient network architectures based on application needs.
  • Conduct advanced troubleshooting and performance tuning of applications.
  • Develop and maintain architectural documentation and SOPs.
  • Ensure tools comply with DoW STIGs and maintain compliance documentation.

Benefits

  • Opportunities for professional development and certifications.
  • Collaborative work environment with a focus on innovation.
  • Engagement in mission-critical projects within DoW/DoD.
  • Access to advanced tools and technologies.
  • Support for work-life balance through flexible working arrangements.
Full Job Description
Job Summary
JCS Solutions is seeking a highly skilled and experienced Senior Network Architect to lead the design, implementation, and optimization of our enterprise application delivery and DDI (DNS, DHCP, and IPAM) infrastructure. The ideal candidate will have 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 that enhance the reliability and security of Department of War (DoW) networks and systems. Acting as the technical lead for this initiative, you will architect and deploy network solutions utilizing F5 and Infoblox technologies in concert to provide intelligent and scalable global server load balancing (GSLB), secure DNS solutions, and enterprise IP address management across our customer's rapidly evolving hybrid multi-cloud environment.

What you will do:
  • Application Delivery Architecture - Design, deploy, and manage advanced application delivery models ensuring high availability, optimal performance, and security for mission-critical enterprise applications.
  • F5 Infrastructure Management - Architect 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.
  • Enterprise DDI Administration - Lead the engineering, deployment, and administration of enterprise-class DDI infrastructure utilizing Infoblox technology (DNS, DHCP, and IP Address Management).
  • Cross-Functional Collaboration - Work closely with application developers, cybersecurity teams, and systems engineers to translate application requirements into resilient, highly available network architectures
  • Troubleshooting & Optimization - Perform advanced network troubleshooting, traffic analysis, packet capture, and performance tuning for complex application delivery workflows.
  • Documentation & Standards - Develop and maintain comprehensive architectural documentation, standard operating procedures, and technical blueprints.
  • Compliance & Documentation: Ensure all tools comply with DoW STIGs and IL5/IL6/IL7 protocols; develop and maintain architectural documentation and compliance traceability.

What you will bring:
  • Bachelor's degree in Computer Science, Information Technology, or a related technical discipline & 12+ years' experience.
  • Active IAT Level II certification (e.g., Security+ CE, CySA+, GSEC, or SSCP) required.
  • Cisco CCNA Certification (CCNP or CCIE Preferred).
  • Minimum of 8-10 years of progressive experience in network engineering and architecture, with a dedicated focus on application delivery networks (ADN).
  • Deep, demonstrable expertise in F5 BIG-IP platforms, specifically configuring, upgrading, and migrating LTM and GTM/F5 DNS environments.
  • Infoblox / DDI Mastery: Extensive experience designing and operating enterprise-class Infoblox DDI environments, including Grid architecture and seamless IPAM integration.
  • Core Networking: 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.
  • United States Citizenship is required.
  • Security Clearance: Active Top Secret / Sensitive Compartmented Information (TS/SCI) required at time of hire.

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

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