Devon Lloyd Herron

May 2017 – Present
Staff Technical Support Engineer
Splunk, London

• Led high-severity fault resolution for top-tier enterprise customers, maintaining system stability and ensuring high levels of customer satisfaction.
• Supported large-scale deployments and configurations of Splunk Core, ITSI, ES, and integrations with AWS, GCP, Azure, Salesforce, and OTEL, aligning technical solutions with customer business objectives.
• Managed complex environments including Linux, Windows, VMware, and enterprise network infrastructure; optimized performance to meet business continuity needs.
• Collaborated with customers, sales, and product teams to provide strategic support, gather feedback, and drive continuous improvement initiatives.
• Built repro environments for precise troubleshooting of complex issues, reducing resolution times and minimizing business impact.
• Delivered technical recommendations and best practices to support customer growth, scalability, and security requirements.
• Maintained detailed documentation, reports, and knowledge base articles to enhance team efficiency and knowledge sharing.
• Participated in customer onboarding, training, and post-implementation reviews to ensure successful adoption and value realization.
• Proactively learned emerging IT technologies to enhance support offerings and better address evolving customer needs.
• Fostered strong customer relationships through clear communication, strategic guidance, and problem-solving, contributing to long-term account success.

• Delivering specialist electronic trading application support to all Unicredit Financial Trading platforms.
• Design Planning and deployment of Financial exchange trading application platform and network infrastructure.
• Incident ownership. Managing high profile outages providing critical recommendations.
• Reporting directly to senior management and stakeholders.
• Providing root cause analysis and detailed remediation reports.
• Consulting on major upgrades providing detailed project plans for hardware and network.
• Performing Troubleshooting the following support tasks, analysis and resolution of all application and network issues.
• RHEL Linux Server Deployment and Administration, Bash and python scripting.
• RHEL Linux Low Latency server optimisation. RHEL Linux troubleshooting.
• Management configuration and support of FIX gateways to Merrill Lynch and Morgan Stanley for European, American and Asian markets.
• Trading Application testing and performing exchange migration.
• Generating installation and network documentation.

• Designed scalable IT infrastructure across global financial data centers, ensuring high availability.
• Delivered Linux and Windows system administration with a focus on low-latency optimization and automated deployments.
• Oversaw VMware architecture, enhancing efficiency through automation and incident prevention strategies.
• Provided technical leadership in complex problem resolution and major system upgrades.
• Managed collaboration with traders, vendors, and exchanges to refine operational support strategies.
• Directed incident management and root cause analysis for rapid response to outages.
• Designed enterprise network security solutions, securing IT environments through Cisco VPN HA and Proxy Internet HA.
• Optimized infrastructure performance for Kyte Group’s electronic trading systems in high-impact environments.

(Jan 1997 – Dec 2007)

Led enterprise IT infrastructure management, ensuring seamless operations for electronic trading platforms in a high-stakes financial environment.

• Strategically managed IT operations, overseeing a £2.5M infrastructure refresh and a £1.5M data center design, enhancing system reliability and performance.
• Designed and implemented secure network architectures, including LAN/WAN solutions, Cisco ASA Firewall configurations, and VPN security enhancements.
• Directed exchange migrations and software updates, maintaining business continuity and compliance with evolving financial protocols.
• Managed critical incident resolution, leading advanced troubleshooting across multi-platform systems to minimize downtime.
• Developed disaster recovery frameworks and offsite backup solutions, safeguarding data integrity and operational resilience.
• Optimized vendor relationships and licensing agreements, ensuring cost-effective procurement and compliance.
• Served as a strategic advisor to leadership, providing technical insights and aligning IT strategies with business objectives.
• Led a team of engineers, fostering skill development, cross-functional collaboration, and process optimization.
• Delivered financial trading application support, ensuring seamless market access and high-performance operations.

• Managed IT infrastructure and strategic planning for 12 international WAN connections.
• Delivered network designs to improve sales and manufacturing efficiency.
• Implemented IT disaster recovery procedures to guarantee business continuity.
• Rolled out Windows NT4 across 50 servers, enhancing system performance.
• Deployed Windows Exchange Server 5.5 to optimize communication.
• Supported RAS infrastructure for overseas sales representatives, increasing remote productivity.