Thomas Mills Email & Phone Number

Spring, Tx, Us

Spring, Tx, Us

Us

SCADA Architect responsible for the creation of logical and physical architectures and design systems within business and technology capabilities. Help define and build architecture runways for delivery teams.● Working with applications such as Inductive Automation Ignition, Aveva Wonderware, Autosol Communications Manager, ChampionX XSPOC, and ThinManager/WinTMC.● Design and support development of technology systems to meet business needs focusing on platform operations and reliability.● Develop and deliver roadmap and planning product lifecycle.● Develop and maintain System Architecture models.● Verify stability, interoperability, portability, security, and scalability of system architecture.● Evaluate and guide selection of technologies required to introduce new systems to meet business needs.● Partner with product team and other architects to define technical user stories and to identify and prioritize enabler work.

Us

Initially promoted to a DevOps role focused on data centers and co-locations and earned second promotion to provide advisory on switching and cloud for company wide projects while maintaining prior DevOps responsibilities.● Consult to various teams and provide troubleshooting support for migrations from on-prem to AWS and Azure Cloud through DirectConnect and ExpressRoute connectivity using MPBGP and MACsec and AWS VPC and Azure VNet design.● Provided troubleshooting support for cloud and on-prem interoperability, including advisory on improving application timeout and latency issues with AWS and Azure.● Partner with System and Solution Architects to maintain technical roadmap and ensure designs are aligned with industry standards and best practices. ● Served as key player in a three-year data center modernization effort that included conversion of global data centers from flat architecture to IP Clos design using open standard protocols.● Created a modern POD architecture for use within the global data centers and collocations. The architecture was designed to ensure that legacy topologies could be decommissioned and devices reused to lower costs when converting to the new architecture, and leverages open standard protocols such (e.g. BGP, ISIS, EVPN, VXLAN, ESI LAGs) to maintain vendor interoperability, reliability, and flexibility for diverse customer needs.● Developed and supported device management automation to reliably deploy network device OS images, verify and install device feature licenses, and owned base device templates and backups for faults. Created and managed ad hoc scripts for failover to disaster recovery infrastructure and enabled rapid response to cyber security events.● Integrated ticketing and management tools using APIs for products including OpenShift, Ansible, GitHub, ServiceNow, BMC Remedy ITSM, Juniper API (i.g. JSNAPy), Moogsoft, Robot Framework, Jenkins, and MongoDB.

Us

Earned promotions to Level 2 and Level 3 Network Analyst roles with responsibility for ExxonMobil North America sites including data centers and collocations.● Served as subject matter expert in data center networking architectures and provided skills mentoring for less experienced team members.● Served as network site coordinator and systems material expert for several large area facilities including data centers, executive hanger, and corporate headquarters.● Oversaw change planning and coordinated and executed network upgrades, maintenance, and equipment end of life activities.● Served as primary and secondary escalation contact for global network break/fix issues.● Provided support for diverse products including BigIP F5 and Cisco CSS/ACE load balancers, Cisco Wireless Controllers and AP’s, Cisco CallManager, Nexus/Catalyst/ASR/ISR, Juniper QFX/MX/EX, and Ciena optical MAN ring devices.

Us

Provided physical infrastructure site support for global data centers and collocations in the Houston and Dallas areas.● Installed and supported physical site hardware such as servers, storage, networking, and mainframe equipment.● Developed plans, purchased, and installed structured cabling (e.g. multimode/single mode fiber trunks, patch cables, UTP/STP copper trunks, etc.).● Planned floor build outs and equipment purchases for cabinet placement, cooling designs, power connectivity requirements, under floor/overhead power, and under/overhead cable trays.● Oversaw contract workers to ensure site activities were appropriately prioritized and completed.● Maintained inventory of spare equipment such as hard drives, memory, processors, cabling, and chassis for replacement of individual faulty components or complete devices.

Us

Provided 24/7 monitoring, troubleshooting, and escalation of ExxonMobil global infrastructure including refineries, data centers, compute rooms, and office sites.● Monitored, investigated, and verified system generated events and reported or escalated as needed to support teams or carriers.● Provided basic site support for server reboots, visually verified equipment within the Houston data centers, enabled device remote access for vendor support, and provided data center site access or escort for support vendors.

Associate'S Degree, Network And System Administration/Administrator

Bachelor Of Science (B.S.), Multi/Interdisciplinary Studies