Network Engineer (Load Balancing / DDI

< data-start="847" data-end="886">Solution Design & Architecture

• Design high-availability, scalable, and secure load balancing and DDI architectures
• Develop standardized designs for:

• Application delivery (L4/L7)
• Global traffic management (GSLB)
• DNS (authoritative & recursive)
• IPAM and DHCP services

• Create high-level and low-level design documentation aligned with enterprise standards
• Evaluate and recommend technology upgrades and architectural improvements, * Design and deploy solutions using:

• F5 BIG-IP (LTM, DNS/GTM, ASM)
• Azure Load Balancer, Application Gateway, Front Door
• AWS ELB (ALB, NLB, GWLB)

• Implement:

• SSL/TLS offloading and re-encryption
• Traffic steering, content switching, and persistence
• Advanced health monitoring and policy logic (iRules)

• Support application onboarding, migrations, and modernization efforts, * Design and deploy DDI platforms using:

• Infoblox (Grid, DNS, DHCP, IPAM)
• F5 DNS / GTM
• Cloudflare DNS & security services

• Architect DNS across:

• On-prem data centers
• Cloud and hybrid environments
• Global/external resolution services

• Ensure high availability, low latency, and secure DNS architecture
• Maintain IPAM integrity and integration with automation tools, * Architect and deploy solutions in AWS and Azure
• Support:

• Hybrid application delivery
• Cloud migrations and re-platforming
• Multi-region failover and GSLB strategies

• Ensure consistency across environments while leveraging native cloud capabilities, < data-start="2580" data-end="2616">Deployment & Implementation
• Lead complex implementations, migrations, and upgrades
• Develop:

• Deployment and change plans
• Rollback strategies
• Validation procedures

• Execute configuration, testing, and cutovers with minimal disruption
• Ensure smooth transition to operations with documentation and knowledge transfer, < data-start="2943" data-end="2985">Security, Compliance & Resilience
• Design solutions aligned with enterprise security and regulatory standards
• Integrate with:

• TLS and certificate management
• DDoS protection
• Traffic inspection and security tooling

• Support audits through technical documentation and design artifacts, + Cloud engineering

• Security architecture
• Network operations

• Act as technical escalation point for complex issues
• Mentor junior engineers and contribute to best practices, < data-start="3563" data-end="3597">Documentation & Standards
• Produce and maintain:

• Architecture diagrams
• Design specifications
• Engineering standards and templates
• Implementation and operational documentation

• Contribute to enterprise standards for application delivery and DDI, * High-level and low-level design documentation
• Standardized load balancing and DDI architectures
• Fully deployed and validated solutions
• DNS, DHCP, and IPAM service designs
• Deployment plans and operational handoff materials

• 7+ years of experience in network engineering or application delivery
• Strong hands-on experience with:

• F5 BIG-IP (LTM, GTM/DNS)
• Infoblox DDI (DNS, DHCP, IPAM)

• Experience with AWS and/or Azure networking services
• Deep understanding of:

• DNS architecture (authoritative & recursive)
• Load balancing concepts (L4/L7, GSLB)
• High availability and failover design

• Experience in enterprise or highly regulated environments (financial services preferred), * Experience with Cloudflare DNS / security services
• Scripting/automation experience (Python, Ansible, Terraform, etc.)
• Relevant certifications (F5, AWS, Azure, CCNP, etc.)

A leading financial services organization is seeking a Senior Network Engineer to support enterprise-scale application delivery, load balancing, and DDI (DNS, DHCP, IPAM) initiatives.