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Nicholas Diomede

@nicholasdiomede

Senior network infrastructure engineer delivering resilient, high-performance LAN/WAN solutions.

United States
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What I'm looking for

I seek a senior network or infrastructure role where I can design resilient, low-latency networks, lead operations teams, and improve monitoring and incident response in a mission-critical environment.

I am a technically sophisticated network infrastructure and operations engineer with decades of experience designing, deploying, and optimizing high-performance LAN/WAN environments for mission-critical financial and market data systems. I specialize in troubleshooting complex network issues using TCP/IP packet analysis tools like Wireshark and Netscout, monitoring platforms including Spectrum, Splunk, and the ELK Stack, and deploying solutions such as Cisco ACI to ensure high availability and sub-millisecond performance.

I have led escalations and cross-functional collaboration across the AMER region, developed runbooks and training programs, and supported external client and exchange connectivity for low-latency trading environments. I am committed to delivering reliable, scalable network solutions, mentoring team members, and continuously improving operational visibility and response processes.

Experience

Work history, roles, and key accomplishments

BC
Current

Senior Network Support Engineer

Barclays Capital

Jan 2002 - Present (24 years 2 months)

Served as SME for corporate infrastructure, architecting and maintaining multi-data-center networks and Extranet connectivity to trading clients, improving resiliency and supporting sub-millisecond trade routing visibility.

CI

Network Service Engineer

Coreon Inc

Monitored and managed customer networks including VoIP, ATM, DSL and Frame Relay, configured network elements for fault management and ensured optimal service reliability.

Education

Degrees, certifications, and relevant coursework

DeVry University logoDU

DeVry University

Associate of Applied Science, Telecommunications

Completed an Associate of Applied Science in the Science of Telecommunications focusing on telecommunications technologies and network fundamentals.

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Nicholas Diomede - Senior Network Support Engineer - Barclays Capital | Himalayas