Systems Administrator It Infrastructure

ABERDEEN, UNITED STATES, ***** • *********@***********.*** • 410-***-****

JOHN ABOLARIN

Systems Administrator & IT Consultant

PROFESSIONAL SUMMARY

Results-oriented Systems Administrator & IT Consultant with over 20 years of expertise in Microsoft Windows server and desktop technologies. I specialize in managing large-scale IT environments, excelling in VMware ESXi, Citrix, and ServiceNow for optimal system integration and network administration. Committed to enhancing IT infrastructure efficiency and productivity through innovative solutions and superior technical support.

EMPLOYMENT HISTORY

SENIOR IT CONSULTANT May 2020 - Present

Geeks On-Time Computer Services, LLC

Orchestrating network setup for 100+ users

Streamlining office renovations and IT infrastructure

Boosting remote team productivity through daily tech support VENDOR CONTRACTOR – SYSTEMS AND APPLICATION ENGINEER Dec 2019 - May 2020 International Monetary Fund - Experis, Manpower Group

Managed IT infrastructure, ensuring smooth operations

Boosted system efficiency by 20% through innovative solutions

Developed collaborative relationships with vendors to enhance service delivery

Resolved complex technical issues, improving system up time by 15% SENIOR IT SYSTEMS ANALYST Jul 2011 - Jan 2017

Xlhealth Corporation was acquired by UHG

Managed IT infrastructure

Boosted system efficiency by 30%

Implemented innovative tech solutions

Troubleshot complex system issues

Reduced downtime by 25%

COMPUTER SYSTEMS ENGINEER – LEAD LL Jul 2006 - Jun 2008 State of Maryland, Department of Parole & Probation

Managed and enhanced IT systems

Streamlined operations, reducing downtime by 20%

Implemented innovative solutions to complex IT issues

Boosted system performance by 35%

SYSTEMS ADMINISTRATOR/CONSULTANT – NEIGHBORCARE/OMNICARE INC. Jul 2004 - Feb 2006 TEKsystems

Managed server infrastructures, improving system performance by 30%

Streamlined IT operations, reducing downtime by 25%

Implemented innovative solutions to complex IT problems EDUCATION

MASTER'S DEGREE - MBA

Illinois Institute of Technology

BACHELOR OF SCIENCE, BIOLOGY

Loyola University

COURSES

MICROSOFT CERTIFIED SYSTEMS ENGINEER (MCSE)

Microsoft

SKILLS

Windows Server (Expert), Active Directory (Expert), SCCM (Experienced), MECM (Experienced), Microsoft Intune (Skillful), Citrix

(Experienced), VMware ESXi (Experienced), MSSQL (Experienced), Exchange (Skillful), IIS (Skillful), PKI (Skillful), DNS (Expert), DHCP

(Expert), LAN/WAN (Expert), ServiceNow (Expert), Network Administration (Expert), System Integration (Expert), Technical Support

(Expert).

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