Information Technology Active Directory
Resume:
Charles E. Sadler
Pekin, Illinois 61554
**********@*****.***
Information technology professional with over fifteen years of progressive network administration, project, management, and technical security analyst experience. Experience includes: providing technical support for multiple corporate office locations with over 2700 employees; managing/maintaining Windows 2008 R2/Exchange Server 2003-2010; maintained/installed certificates for multiple clients across their multiple domains; supervising the start- up of new accounts valued in excess of $100M dollars annually; and training over 150 junior technicians.
Over fifteen years of information technology industry experience
Supervised, trained, and evaluated staff of over 50 personnel
Site Supervisor responsible for expense management of $500,000 dollar annual budget
Hardware Proficiency: Vendor Certified IBM/Dell/HP laptop, desktop, server, and printer technician
Server Software: Windows Server 2008 R2, MS Exchange 2003/2010, Blackberry Enterprise Server, Backup Exec
Software Proficiency includes: Microsoft Office Products 2000 thru 2010, Remedy, Peregrine, ASTEA
Information Technology Experience
2012 to Current: Active Directory Security Analyst, Caterpillar Inc. East Peoria, IL
• Modified existing PowerShell scripts to extract data from SCCM and AD to fulfill projects needs
• Prepared/ran Active Directory queries in VB Script to identify accounts with LM Hash stored
• Contacted account owners to assist with removal of LM Hash or disable/deletion of account
• Prepared/ran queries to identify PCs with local accounts with elevated access through nested or direct grouping
• Prepared/ran queries with Microsoft Network Monitor to identify NTLMv1 connections
• Assisted in preparing Domain Admin best practices guide
• Assisted Enterprise Admin with limiting number of Admins in Forest through best practices documentation and monthly reporting
• Assisted Enterprise Admin with tracking/draw down of Admins in Risk Domains
• Assisted with LAN account provisioning problem resolution
• Assisted with removal of local administrator access from domain groups through direct interaction with Security owners
2007 to 2012: Network Administrator, Advanced Technology Services, Peoria, Illinois
• Provided technology support to 350 corporate office users and over 2700 employees through the administration of Active Directory, Print Services, and Microsoft Exchange applications
• Trained over 20 new Advanced Technology Services employees at two separate remote locations to facilitate the start-up of new accounts valued in excess of $10M dollars
• Troubleshoot, repair, and provide services for hardware, software, back-up devices, and printer problems
• Maintained client relations as first point of escalation for multiple accounts with multiple service level agreements, maintaining a 90% success rate
2002 to 2004: Operations Supervisor, Mobilization Unit In-Processing Center, Fort McCoy Wisconsin
• Maintained Top Secret Security Clearance; Performed duties as a Classified Courier
• Maintained records, and processed the necessary documentation for incoming/outgoing military units
• Monitored all online communication by military personnel to ensure the security of mission critical information
• Supervised and trained junior enlisted soldiers with processing of mission critical information
• Trained incoming senior staff with current processes and security procedures and provided counsel when needed
1998 to 2001: Project Executive, Xerox Connect, Downers Grove, Illinois
• Supervised 14 direct reports and several contracted personnel in the areas of expense management, efficient troubleshooting techniques, and professional development
• Upgraded/repaired over 1,000 Macintosh and PC systems for client saving over $50,000 dollars in new equipment purchases
• Increased efficiency by 25% resulting in a 4 hour turn around time standard for all services rendered.
1998 to 2001: Software Analyst, United States Army Reserve, Darien, Illinois
• Administered network tasks such as setting up new user credentials, establishing passwords, configuring MS Outlook, and backing up/restoring files
• Trained junior enlisted team members with current processes and security measures
• Received incoming calls, determined issue, and dispatched technicians to perform on site repair
• Configured hardware, terminated cable/fiber, and secured data ports
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