Principal Network Engineer

Prosum

Job Description

Principal Network Engineer - F5 & Enterprise Networking

Served as the senior technical authority for enterprise network architecture, application delivery, and infrastructure modernization across large-scale production environments. Provided engineering leadership, technical mentorship, and strategic direction for network operations while ensuring the reliability, scalability, and security of mission-critical services.
Core Responsibilities

Led the design, evolution, and long-term strategy of enterprise network infrastructure, establishing architecture standards, engineering best practices, and operational roadmaps.
Acted as the primary technical resource for complex networking initiatives, mentoring engineers and providing guidance on architecture, implementation, troubleshooting, and optimization.
Maintained high levels of network availability, performance, resiliency, and operational compliance through proactive engineering and continuous improvement.
Partnered with infrastructure, security, application, and vendor teams to deliver scalable networking solutions aligned with business and technical objectives.
Evaluated business and application requirements, translating them into secure, resilient, and highly available network designs.
Supported enterprise security initiatives by protecting critical infrastructure, enforcing operational standards, and maintaining the integrity of network services.

Technical Leadership

Designed, implemented, and administered F5 BIG-IP platforms, including LTM, APM, ASM, and GTM/DNS, supporting highly available application delivery, secure access, and traffic management services.
Developed advanced F5 iRules, traffic policies, SSL offload configurations, authentication workflows, and application optimization solutions to improve performance, availability, and security.
Engineered global and local load balancing architectures utilizing F5 GTM/DNS alongside cloud-based traffic distribution and DNS technologies to enhance resiliency, disaster recovery, and application availability.
Designed and maintained enterprise DNS infrastructure supporting hybrid cloud deployments and geographically distributed data centers while ensuring high availability and operational consistency.
Provided technical leadership for application delivery, hybrid cloud networking, and infrastructure modernization initiatives across cross-functional engineering teams.
Planned and executed complex data center migrations and network transformation projects with minimal service disruption.
Configured, implemented, and supported enterprise network infrastructure, including routing, switching, firewalls, VPN connectivity, load balancing, server networking, and telecommunications services.
Designed and maintained highly available routing environments utilizing dynamic routing protocols including BGP, OSPF, and EIGRP.
Applied advanced knowledge of the OSI model, Ethernet technologies, TCP/IP networking, routing, switching, and enterprise network design principles to support large-scale environments.
Designed resilient disaster recovery and business continuity networking solutions to support critical business operations.

Professional Qualifications

Extensive experience designing, implementing, and supporting enterprise network infrastructure in complex production environments.
Proven success leading large-scale networking initiatives, infrastructure modernization efforts, and cross-functional engineering projects.
Strong understanding of application delivery, network security, cloud networking, and software-defined infrastructure.
Excellent written and verbal communication skills with experience presenting technical solutions to engineering teams, leadership, and business stakeholders.
Experience with IT service management practices, vendor engagement, and enterprise technology planning.
Background supporting software-defined networking, hybrid cloud infrastructure, and enterprise application delivery technologies.

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