Wintel IT systems administrator

KRISTINA LOPEZ

SUMMARY:

Results-driven IT professional with 15+ years in systems administration and project management, specializing in trade application support, logistics platforms, and compliance-driven system implementations. Proven expertise in managing enterprise-level trading systems, leading cross-functional projects, and ensuring operational stability in manufacturing and financial environments. Strong background in stakeholder coordination, system testing, and documentation for continuous improvement.

KEY EXPERTISE:

Trade Application Support & Deployment

Project Management for System Implementations

Windows Server Administration (2008R2-2019)

Stakeholder Coordination & Cross-Functional Leadership

System Testing & Validation (UAT)

Documentation & Process Improvement

Data Centre Migration & Infrastructure Refresh

MAJOR ACCOMPLISHMENTS:

Participated in Disaster Recovery and Contingency Planning: Infrastructure business continuity projects.

Wintel Led: New York Data Canter Power Down exercise for Wintel Servers – ONE POWER DOWN

Wintel Led: New Co-Location Site implementation and Datacenter moves, included windows server moves and application migrations for new 40,000 Square ft. facility, from Stamford, CT, Dataccenter to Weehawken, NJ.

Wintel Lead - SAN host migrations: DMX to VMAX migration MS Windows Server requirements. Project scope included upgrading the EMC San Stack on all servers and identifying issues with hardware, OS builds and drivers to accommodate the new SAN Stack to new Fabric. Change management weekend work planning and coordination.

Wintel led for NAS Filer migrations: With Storage Team, documented the MS Server platform portion of the business share migrations – Strategic planning for NAS/EMC filer shares data migrations within the Wintel DFS environment.

ESX Infrastructure Refresh Project

Automated Guided Vehicle Systems Project (Plant Sites warehouse Operations)

EDUCATION:

Computer Science/General Studies, INDIANA UNIVERSITY - PURDUE UNIVERSITY, Indianapolis, IN (1993)

Business Administration, UNIVERSITY OF INDIANAPOLIS, Indianapolis, IN (1986)

ITIL V3 Foundation, UBS Investment Development course work (2011) – Professional Training Certification.

PROFESSIONAL EXPERIENCE:

PepsiCo Beverages North America, Remote

IT Systems Engineer – Level 1

Sept 2021 - Present

Technical liaison and Subject Matter Expert specializing in Warehouse Product & Project planning and strategy, evaluating business requirements, providing priority and urgency to key business deliverables and full production stability life cycle management assistance to the Product Owner / Manager. Accountability for multiple Tier 1 business projects investments and production operations stability related tasks

Project Lead for the implementation of Automated Laser Guided Vehicles (ALGVs) in warehouse operations, managing pre-network setup, firewall configurations, and all pre-launch phases.

Partner with cross-functional stakeholders—including supply chain, operations, and IT teams—to align infrastructure and application deployments with end-to-end logistics objectives.

Oversee infrastructure refresh and system upgrades in coordination with supply chain operations, infrastructure, and system software teams. Act as the primary technical liaison for supply chain-aligned deployments.

Provide briefings to senior leadership through detailed written reports and executive-level presentations, communicating technical progress and supply chain impacts.

Research and resolve complex, ad hoc technical and logistical issues, ensuring minimal disruption to supply chain flow.

Technical Lead for ESX infrastructure refresh programs across Tropicana PBNA Plant sites, ensuring minimal disruption to ongoing supply chain and production operations.

Infrastructure & Application Project Lead for core systems supporting warehouse and supply chain applications. Delivered scalable, stable solutions aligned with business initiatives and IT strategies to ensure continuous supply chain operations.

Analyse system requirements and logistics workflows, document technical specifications, and assess software solutions that support operational efficiency and inventory management.

Lead coordination of Oracle Database 19c upgrades and migration to cloud infrastructure to enhance performance and scalability for logistics and inventory systems.

Experience supporting Microsoft 365 user-based issues (non-administrative), ensuring consistent communication and collaboration across distributed supply chain teams.

Two years of experience supporting hybrid IT environments, including Microsoft Azure and on-premises Active Directory, within logistics and warehousing contexts.

Alliance Ground International, Chicago, IL

Windows System Administrator, IT Support - Field Support Specialist

Nov 2019 – July 2020

User applications support for large cargo air freight, ground and ramp handler – O’Hare International Airport

Azure Support, including Active Directory and Help Desk Support

Supporting end user’s daily helpdesk needs and overall infrastructure and operational needs throughout six buildings within the Agent, HR, offices, as well as the warehouses.

Day-to-day operational support, which includes but not limited to, end user applications and desktop configurations, networking, printers, Scanners, installations, and upgrades throughout six buildings that house those operations.

UBS Investment Bank, Nashville, TN

Wintel System Administrator, Technical Operations Center

July 2018 – July 2019

Security Infrastructure Patching – providing high level security patching rollouts within the Investment Bank and Wealth Management infrastructure global server footprint; trouble shooting after patching exercises. Virtual Platforms, vSphere, VMware and day-to-day infrastructure issues including ticketing for DFS & AD services basic issues.

Managed patching and server compliance initiatives for over 3,000 application servers, aligning with strict audit and trading compliance policies

Participated in technical architecture discussions, provided input taking into consideration high availability and infrastructure resiliency.

Day to day infrastructure server support and run the bank projects and support; MS Windows Server Platforms 2008RS2, 2012, 2016.

Personal Business Owner - Dog Walking Business Start, Chicago, IL

K-Lo’s K9s Dog Walking & Pet Care Service

Sep 2016 - Jun 2018

Designed and created a dog walking website for my small boutique dog walking business in the Chicago Gold Coast and near North Side areas.

Performed business development to gain new business; Goals: building new client relationships and providing excellent customer care for the safety of my client’s daily dog walking and pet sitting needs.

Realized pet care customer needs within the hotel industry; researched pet sitting targeting high end hotels for traveller’s requiring last minute dog walks; integrated the business into the specialty concierge services to provide that service for those traveling with their pets.

Bank Of America, Chicago, IL

Capacity Planning Analyst

December 2015 – September 2016

Daily capacity reporting for the virtual infrastructure hosting platforms; analysing consumption, utilization, consolidation for pipeline migration plans for VM’s migrating 2008R2, 2012, 2016.

Participated in technical architecture discussions for “what if” scenarios to analyse capacity and consolidation opportunities.

Responded to capacity planning requests and discussions for the following hardware platforms: VMware, Windows.

Supported capacity reporting; provided input while working closely with Storage Provisioning, Build Integration and Operations support teams.

Documented SLA workflow processes between Storage Provisioning, build integration and Operations Support to enhance service delivery and optimize infrastructure procurement for bare metal migrations to Virtual, VMware vSphere and vRops Monitoring.

Computer Science Corporation (CSC), Chicago, IL

Wintel Systems Administrator

August 2015 – December 2015

Duties included pre-planning and weekend execution for physical and virtual Windows Server migration activities. This was a Data Center exit program moving from one Co-location to another - moving from existing Reston, VA Co-location to a Co-location located in Chantilly, VA.

The total number of hosts in scope for the migration/move project was approximately 3,000 and covered multiple businesses within North America.

UBS Investment Bank, New York, NY & Chicago, IL

Wintel Systems Administrator

December 2004 – July 2015

Served as member of the Wintel Server team - Level 3, responsible for Windows Server configurations, ongoing performance maintenance – implementing new hardware builds, tech refresh and application server’s software migration projects – North America, EMEA/SWISS, APAC Regions.

Supported Proprietary Trading Applications in a Level 3 Wintel server environment, focusing on Fixed Income and Equities systems. Delivered high-availability and performance-driven support to trading desks.

Maintained and documented environments for both trading and non-trading systems, including developer infrastructure, ensuring consistent performance, compliance, and operational support.

Provide Change Management and Incident Management support as needed, following ITIL best practices and utilizing ServiceNow for tracking, resolution, and escalation.

Project Lead for Data Centre Migration to co-location sites, overseeing planning, execution, risk mitigation, and stakeholder communication to ensure seamless infrastructure transitions with minimal downtime.

Hands-on experience with Enterprise Server environments, including application deployment, system installation, migrations, and ongoing administration.

Coordinated quarterly patching exercises for the Fixed Income business streams covering an estate of approximately 3200 application servers.

Supported Windows Application Server Platforms within the Credit, Risk, Rates, Mortgages and Energy business streams. Supported and diagnosed day-to-day server related issues - both hardware and applications; performed server builds, configurations, and administration.

Provided additional support for day-to-day operations and administration within an Active Directory environment, DNS, DHCP, & DFS.

Supported and implemented controlled business share migrations related to NAS and NTFS security auditing, Active Directory.

Worked with Database teams and Business streams implementing SAN allocations and Data migrations for projects and applications and database rollouts (OS configuration side.)

Trained newly on boarded Wintel Systems Administrators for the UBS Nashville location.

Charles Schwab Capital Markets, Jersey City, New Jersey

Windows Systems/Desktop Administrator

June 2002 – October 2004

Managed user accounts, NTFS security permissions, Active Directory administration, computing resources, and services.

Performed daily trading floor support, front to back service support for in-house proprietary trading systems.

Ability to translate trader's issues into specific technical problems and assist traders with technical issues for market data applications.

Provided database maintenance for Market Data Services product, MDSL.

Supported Schwab Soundview’s DC, and Boston office trading floor needs, coordinating hardware, software and networking problem resolutions as needed.

Coordinated updates of service packs, patches, hot fixes, and McAfee Anti-Virus updates administered and managed through Altiris.

EB2B Commerce, INC., New York, NY

Windows Systems/Desktop Administrator

September 2000 – January 2002

Provided all basic System Administrator duties in the Windows platform, Win98/NT and Windows 2000 desktops and laptops.

Performed preventive maintenance on all PC hardware and peripherals; scheduled and performed hardware and software rollouts, hot fix patches and upgrades.

Administered G3I PBX and Lucent Intuity-Audix voicemail messaging and managed all peripheral telecommunications equipment. Analysed all telecommunications billing, invoices and costs associated with switch equipment and peripherals, Internet Service and telecom providers, T1s, maintenance and support contracts.

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