KEVIN COOK
O'Fallon,MO
Summary
Data Center Infrastructure Specialist, Senior Network Engineer, Senior Network Operation Center Tech, Cyber/Network Security Specialist with over 20 years in Information Systems and Technology. Experience includes diversity with all seven layers of the OSI and IT Infrastructure. Specifically, layer three configuration upgrades/downgrades, troubleshooting, and solving WAN/LAN issues. Diversified skills include layer one implementing, installing, configuring, and administering. Strong command of network and operating system principles, database technologies, and cloud environments. Adept at identifying root causes of complex infrastructure problems and developing effective troubleshooting processes. Focused on security and compliance, with expertise in deploying secure, scalable, and high-performance systems to support business growth. Administering F5 load balancers, optimizing application delivery through advanced traffic management, high availability configurations, and performance tuning. Collaborated with application developers to optimize middleware and database integration, ensuring seamless connectivity. Designed, implemented, and maintained network infrastructure, focusing on high availability, security, and load balancing for critical business applications. Managed the setup and removal of network connectivity and load balancing configurations as part of hardware infrastructure. Proven track record of troubleshooting and resolving network-related issues while driving infrastructure projects from inception to delivery. Adept at designing secure and scalable architectures that meet business objectives while maintaining best practices in security and compliance.
Overview
23
23
years of professional experience
1
1
Certification
Work History
Network Engineer
AT&T
Bridgeton, Missouri
07.2025 - 01.2026
- Real time in-depth analysis and trouble resolution of Cisco, Juniper, and OS systems
- Configured, implemented, and deployed routers, switches and trunk capacity
- Managed all Layer 3 monitoring and ticketing systems, to include scripts, customer notifications, and business partner relations
- Provided custom data network support, design, engineering and projects involving TCP/IP and related protocol connectivity in 24X7 environment
Assistant Vice President of Operations
Wells Fargo
St. Louis, MO
03.2017 - 11.2024
- Lead or participate in managing all installed systems and infrastructure within the systems Operations functional area.
- Designed and managed the company’s network infrastructure, ensuring consistent uptime and meeting performance requirements.
- Contributes to increasing system efficiencies and lowering the human intervention time on related tasks.
- Perform root cause analysis and troubleshooting to resolve network, server, and application issues, reducing downtime and enhancing system reliability.
- Review and analyze moderately complex operational support systems, application software, and system management tools to ensure the highest levels of systems and infrastructure availability.
- Work with vendors and other technical personnel for problem resolution
- Lead team to meet technical deliverables while leveraging solid understanding of technical process controls or standards.
- Collaborate with vendors and other technical personnel to resolve technical issues and achieve highest levels of systems and infrastructure availability.
- Maintain robust network and operating system principles, including DNS, routing, firewalls, and operating systems (Linux/Windows).
- Involved in the integration of middleware solutions to facilitate smooth communication between applications and services, boosting performance
- Business Driver and Trusted Operator - Drive/contribute to progress to achieve Technology's Skills, Security and Stability strategic initiatives.
- Oversee all data center operational activities during each shift.
- Deploy and configure load balancers (F5) and web application firewalls to protect applications from threats while optimizing traffic flow.
- Monitor, report and manage all activities to ensuring site integrity and systems stability.
- Assess and assign work to all Smart Hands Engineers.
- Conduct shift hand-off meetings during each shift change.
- Operate existing environments as measured by metric targets defined in monthly business review – Monthly.
- Maintain regulatory commitments. Optimize and rationalize risk controls.
- Evaluate and deliver enhanced QA tasks to ensure evaluation of area for media and eliminate stand-alone tasks of bi-monthly media sweeps.
- Performed middleware and network component integration, ensuring systems were robust, efficient, and secure.
- Engage in Enterprise Agile transformation training and adoption to grow the Agile knowledge within the team (All)
- Support the DCM Product Transformation leveraging Agile mindset.
- Participate in registered Scrum/Kanban teams.
- Train up recent team hires to establish a true “universal soldier” model.
- 100% on time completion of required compliance training
- Deliver to the business daily organizational administrative responsibilities that are on-time and accurate.
- Deploy Integrated Cabinets per Design Standards to fit into current and future data center builds to allow applications to be deployed anywhere.
- Engage and support DCM efforts to exit Heritage Data Centers and Enablement of Target Data Centers to be opened in 2024.
- Improve delivery through process efficiency and optimization.
- Eliminate legacy processes and data flows that are no longer applicable, redundant.
- Engage and support DCM opportunities to streamline/automate processes.
- Site teams to configure alarms and operationalize management of RFCode / CenterScape operating environment by responding to and correcting errors/failures of readers, sensors, and CDUs to greater than 95% as reported on monthly Gap Report.
- Maintain Nlyte data through continuous communication among DCM teams.
Senior Network Analyst
Thomson Reuters
Creve Coeur, Missouri
10.2011 - 07.2016
- TIER 3 Support: Knowledge Management Create, publish, and update quality of Work Instructions to address high-volume incidents/events/traps.
- Troubleshoot and resolve complex network issues, reducing downtime by conducting root cause analysis and implementing long-term solutions.
- Day-to-day maintenance of datacenter including documentation, processes and Standard
- Operating Procedures
- Configured and maintained network components, including routers, switches, firewalls, and load balancers.
- Improved quality/quantity of event dictionaries.
- Assisted in application deployment processes, optimizing system configurations for maximum uptime and security.
- Manage the configuration, maintenance, and optimization of F5 Load Balancers, ensuring efficient traffic distribution and failover capabilities.
- Manage and maintain the company's IT infrastructure, including servers, networks, and storage systems, ensuring optimal performance and minimal downtime.
- Monitor and maintain system security protocols, performing regular backups, patch management, and updates to safeguard against cyber threats.
- Created and implemented workflows in preparation for Automation
- Improved on detection and recording of Incidents. e Exceed Incident Management targets.
- Exceed core-values in innovation, partnership, performance, and trust.
- Instrumental in having one of our most often trapping alerts (performance counters) removed from our monitoring system, which resulted in a reduction of 300+ incident tickets opened monthly by our team-
- Troubleshoot issues/alerts thoroughly supplying detailed emails of findings as well as suggestions on how it should be resolved to second level support.
- Performance consistently achieved the position requirements with full achievement and behaviors proven were consistent with role in the organization.
Senior Network Operation Center Technician
Mastercard International
O’Fallon, MO
06.2010 - 01.2011
- Troubleshooting the major accountabilities including Change Management, Incident Management, Problem Management, and implementation of logical network connectivity.
- Resolved network communication and operation issues changing backbone access and performance globally.
- Key advisor for the Wikipedia resurrection after Denial-of-Service attack
- Supported assigned projects, including responsibility for planning; time and cost control; resource use and implementation.
- Supported and aided with the design, architecture, implementation, security and support of large multi-site, multi-vendor Data Center network communication environment.
Network Operation Center Technician
AT&T
Bridgeton, Missouri
09.2008 - 06.2010
- Maintenance and provisioning of T1, T3/DS3 services including day to day data-center maintenance.
- Implementation and management of processes as they relate to the detailed analysis of automated testing results.
- Tier 3 Support: Supply 24 x 7 demand maintenance support for IP cable regional network and IP cable access devices on the common backbone and AT&T's ISP services platforms.
- Troubleshooting and resolving single customer troubles that are due to network or application issues, IP cable abuse issues, multiple and single customer issues.
- Accountable for directing all activities leading to the isolation and resolution of the customer maintenance experience, design and Management of maintenance process rules for automated trouble isolation, and project management of the automated maintenance experience for Business Customer services.
- Ensured that both AT&T and the supported customer's upper management are with real time information during major outages while managing associated escalations.
- Partnered with internal Technical Support Groups, i.e., AT&T Abuse Team / AT&T Labs, to decide root cause information and document issues and results.
Private IP Network Engineer
Verizon Business
Weldon Springs, MO
08.2007 - 08.2008
- Execute and automate scans on networks, systems, and applications to find vulnerabilities.
- Tier 3 Support: Troubleshooting/Recommend remediation and/or mitigation steps for found vulnerabilities.
- Work with the Global IT team to track and remediate vulnerabilities as defined by policy.
- Validate the remediation or mitigation of vulnerabilities.
- Maintain the enterprise vulnerability management dashboard.
- Experienced with F&E, Net Pro, and other Verizon Business Network Systems.
- Performed logical private IP provisioning using remote access tools, back-office systems, and databases to build and activate Layer 3 configurations to the Verizon Business Provider Edge (PE) routers.
- Installed, configured, assessed, and troubleshoot on all physical and logical layers between the Frame Relay, ATM or other directly connected ports.
- Implemented Cisco router configurations and functions requiring advanced skill sets.
- Proficient with Frame Relay, ATM, NMS tools and associated test systems-
- Possessed working knowledge of TCP/IP, subnets, VLANS, Radius authentication security system configurations, access control lists, VPN, internet, secure inter-working gateways, LAN, and WAN topologies.
Aviation/Network Administration Specialist
United States Marine Corps
Cherry Point, NC
07.2003 - 07.2007
- Planned and led projects that encompassed the overall design, development, and implementation of new general-support systems and significant enhancements to the operational systems.
- Day-to-day maintenance of the datacenter
- Aided over 150 installations on desktop PCs and Panasonic notebook tablets.
- Troubleshoot [installed and configured all variations of Cisco servers, routers, and switches.
- Attended the Department of Defense AV8 and KC-130 Aircraft Training annually.
- Confirmed accessibility and entry through FTP and HTTP for downloading, uploading, and transferring web pages.
- Administered SAN over a LAN over unit SMS by using a WAN over an ATM.
- Found and compiled with IT technical requirements, including but not limited to those specified in the corporate enterprise and technical architectures.
- Established NALCOMIS (Naval Aviation Logistics Command of Management Information Systems) with a team that contributed to four major divisions delegating priority and efficiency for future aircraft administrators.
- Managed the tool room inventory supply for the entire four divisions of command: Power Plants, Avionics, Ordnance and Air Frames.
- Aviation Flight Logs and Records
Education
Associate of Applied Science - Computer Networking
ITT Technical Institute
Earth City09.2002
Bachelor Degree of Science - Information Security Systems
ITT Technical Institute
Earth City03.2010
Skills
- HARDWARE SUPPORTED: Windows Servers Cisco iSeries/AS400 Cisco 800/2600/6500/7600/10000/8600 series routers Cisco ASR, GSR and ESR series routers Cisco Catalyst Switches, Dell servers, IBM servers, Compaq Servers, HP servers, ALPHA servers, RISC servers, Storage Area Networks, Exabyte tape libraries, Inter Tel phone systems & platforms; n3com Phone system, Panasonic Phone systems, Inter Tel Phone system, Maxistar, TiX1000s and other phone systems, PCs, Macintosh, Logistics
- PROGRAMMING LANGUAGES SUPPORTED: SQL, Java, JavaScript, Python, C, PHP, iOS, Android, Visual Basic, Perl, HTML, COBOL, Pascal
- NETWORK TOPOLOGIES SUPPORTED: star, Bus, Ring & Mesh Topology, BASE2, 1 BASE10, Token RBIG, Point-to-Point, STAR, POS, Fiber, ETHERNET, Wireless, Satellite, Ricochet, Star band, RAS, VPN, ISDN, Frame Relay, T1 and ds3 circuits
- PROTOCOLS SUPPORTED: Expert skills in IP routing including BGP, PPP, OSPF, and RP TCP/IP, IPX/SPX, HLDLC, NetBEUI, NETWARE/IP, AppleTalk, GPRS, SNMP, POE, FTP, DNS, DHCP
- NETWORKS SUPPORTED: LAN, WAN, WLAN, MAN, SAN, PAN, EPN & VPN All layers of the OSI Model and a working knowledge of wired and wireless networking Experience supporting and running an enterprise scale vulnerability scanning environment
- OPERATING SYSTEMS: Standalone UNIX, Windows 00/03/07 Windows NT Server/Workstation, Windows NT Terminal Server, Novell NetWare 312/412/52, Border Manger, UNIX and Linux OS and Servers: Solaris, Red Hat Linux, FreeBSD, and Ubuntu- Mac and Win Server OS: Windows 2008 Server, Windows 2008 R2 Server, Windows 2012 Server, and Mac OS X Server 108, Windows Vista Home, Home Premium, Enterprise, Business, Ultimate SP2, 64-bit, 32-bit, Mac OS 109 Office 2010 Office 2011 (Mac), Google Apps, Office 365, Internet Explorer, Samurail Client/Server, Unix/Linux Systems, Mac OS X, VMware/Xen Cloud Technologies AWS, Azure, and Google Cloud Validation tools, Nmap, PuTTY, and Metasploit 91 or greater, FireFox, Chrome, Outlook Online (Office 365), Pine, Outlook 2010, Outlook 2011 (Mac), Windows Live Mail, Windows 8 Mail, Apple Mail 7x, Apple iCal 7x, Mozilla Thunderbird, Evolution (RedHat Linux) three x, Adobe Dreamweaver CS 50 above, Adobe Acrobat Professional 10, VMware Fusion 5, VMware Workstation 9-x, Microsoft Hyper-V on Windows 81, CU-Boulder VPN Service, Oracle
- UTILITIES: Antivirus and Anti-Spyware System Center 2012 Endpoint Protection for Windows, Microsoft Security Essentials for Windows 7, Vista, Windows 8 Defender, Sophos Mac Home Edition Antivirus Highly confidential data Search Tools: Identity Finder Windows and Mac, SENF for Linux Whole Disk Encryption: Symantec Endpoint Encryption (PGP)en x FTP, Telnet, and SSH Utilities: Fetch 5x (Mac), open SSH 5x (Mac), Macintosh's Terminal utility PDF Utilities: Adobe Reader, Preview (Mac OS), Foxit PDF Reader 70 and Built in PC PDF viewers
- PROJECT MANAGEMENT PROCESSES: Risk Management, Water flow process, V process and Document Flow Modeling
Certification
- CCNA Certified
- CDCMP Certified
Timeline
Network Engineer
AT&T
07.2025 - 01.2026
Assistant Vice President of Operations
Wells Fargo
03.2017 - 11.2024
Senior Network Analyst
Thomson Reuters
10.2011 - 07.2016
Senior Network Operation Center Technician
Mastercard International
06.2010 - 01.2011
Network Operation Center Technician
AT&T
09.2008 - 06.2010
Private IP Network Engineer
Verizon Business
08.2007 - 08.2008
Aviation/Network Administration Specialist
United States Marine Corps
07.2003 - 07.2007
Associate of Applied Science - Computer Networking
ITT Technical Institute
Bachelor Degree of Science - Information Security Systems
ITT Technical Institute