Systems Administrator Customer Service

Location:

Park Ridge, IL

Posted:

February 12, 2025

Contact this candidate

Resume:

Gregory L. Dennis

**** ******* ***. *****: 847-***-****

Des Plaines, Illinois 60018 E-mail: ******@**.***

Work Experience

Contract Consultant

• Supported clients such as Veritas, Alexian Brothers Hospital, Joseph Academy

• Point of contact for IT inquires

• Supported budgeting and bookkeeping procedures

• Created, updated records & databases with personnel, financial & other data

• Prepared, sent invoices, maintained client databases, tracked accounts, assisted with copying & distributing production orders & other internal memoranda

• Performed a variety of administrative duties, such as generating and distributing memos, letters, spreadsheets, forms, and faxes, and sorting and distributing incoming mail 2021, 2023-

present

System Administrator (contract)

ISCI (Information Sciences Consulting, Inc.) at FHCC James A. Lovell

• Resolve software, hardware, and system issues, documenting resolution in Service Now ticket console

• Survey data closets, ensuring all systems always remain operational through redundancy

• Migrate end of life network switches to manage network switches, resulting in 55% increase bandwidth increase and eliminating strain on individual host PCs

• Set up, join to network, STIG, assign IP, install, troubleshoot network printers

• Install, connect, troubleshoot new and existing PCs, ensuring network access 2022-2023

Regional IT Support Staff (contract)

US Dept. of Commerce

• Provide technical support for Area Census Office consisting of 50 office employees and over 1,500 field employees through Citrix desktop and virtual applications.

• Analyze and evaluate issues surrounding U.S. Census integrated systems, applications, and computer equipment.

• Resolve software, hardware, and system issues and document resolution with BMC Remedy ticket console

• Manage security compliance for over 2,000 mobile devices utilizing VMware Workspace One

• Document and track IT assets through proprietary U.S. Census asset management system

• Commission, create, and deactivate secure ID badges through proprietary U.S. Census badge creation and management system

2020

Office Manager

Blau & Malmfeldt Attorneys, Chicago, IL

• First line of internal IT support

• Reduced office supplies cost switching to Garvey’s

• Reduced shipping costs switching FedEx/UPS carrier to Mercury Business Shipping

• Contract & supervise all temporary help

• Direct activities of receptionist

• Additional responsibilities, see Blau & Bonavich (2001-2006) 2009-2019

IT Manager/Office Manager

Michael J. Liccar & Co., CPAs, Chicago, IL

• First line of internal IT support; direct activities of outsourced IT

• Load all PC software, join new PCs to network

• Manage file storage room & inventory database

• Responsible for accounts payable

• Liaison and account review for all vendors of service

• Contract & supervise all temporary help, direct activities of receptionist

• Reduced printing costs switching copier to Impact Networking

• Reduced office supplies cost switching to Garvey’s; reduced shipping costs switching FedEx/UPS carrier to Mercury Business Shipping

• Coordinated office move

2006-2009

Gregory L. Dennis Page 2

Office Manager

Blau & Bonavich Attorneys (Blau & Malmfeldt), Chicago, IL DeBofsky & DeBofsky, Attorneys, Chicago, IL

• Troubleshoot PC problems

• Create and hire for IT, reception position

• Recovery of funds overbilled by phone company

• Responsible for all accounts payable

• Supervised all payroll information & entry

• Reduced printing costs switching copier to Impact Networking

• Liaison and account review for all vendors of service; also, between main & subtenants and building & tenants

• Coordinated office move

• Paralegal assistance with court filings, service of documents 2001-2006

Office Assistant

Salem Staffing, Skokie, IL at G.D. Searle & Co./Monsanto/Pharmacia/Pfizer, Skokie, IL

• Troubleshoot desktop PC problems

• Created and managed library filing system using MS Excel

• Created expense data for Global Business Development

• Input data using MS Access for Knowledge Management 1999-2000

Merchandising Specialist

Best Buy Store 302, Skokie, IL

• Generate & verify pricing in accordance with weekly ad

• Set store computer displays in accordance with corporate guideline

• Upstock twice weekly trucks & restock shelves

1996-1999

Military Experience

Lance Corporal, Marine Corps Security Forces Security Guard, United States Marine Corps Marine Corps Security Forces, San Diego, CA

Lance Corporal, Armourer, United States Marine Corps Reserve Great Lakes, IL

• Conducted small arms ordnance administrative procedures, repair analysis, technical inspection & repair procedures, testing of ordnance equipment, and quality control methodology in accordance with the technical manual. Computer Skills

Software Hardware

• MS Office Suite

• MS Publisher/MS PowerPoint

• MS Windows

• Internet Browsers and E-mail

• Servers/Switches/Desktop/Laptop Workstations

• Photocopiers, scanners, printers

• Fax machines

• Postage machines & scales

Education

Marine Corps Institute, Quantico, VA

Professional Military Education (PME) elective credits Northern Illinois University, DeKalb, IL