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Active Directory System Administrator

Chicago, Illinois, United States
February 01, 2018

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Chicago IL 773-***-****


A highly qualified system administrator with 10+ years of experience designing and implementing technology solutions, managing and supporting computer systems and servers, migrating and updating networks. With exceptional technology skills combined with proven customer service and business management ability to drive improved technology processes and better business practices and extensive experience managing and implementing the Microsoft Windows Server platform, Active Directory Domains and supporting the modern business environment.


Technology Strategy Business Practice Analysis Network Management IT Compliance Server Room Operations Top Level Support Mentoring • Vendor Liaison Active Directory Domains Microsoft Windows Platform Microsoft SQL Server Volume Licensing MS and VMware Virtualization

Remote Desktop Services MS Exchange Systems MS Office 365 System Center Configuration Manager Microsoft Dynamics Systems Anti-threat Internet Firewalls MPLS WAN Network Security Cisco Routers Managed Switches Enterprise Class Storage PROFESSIONAL EXPERIENCE

Marco Consulting Group, Chicago, IL

Senior Systems Administrator 2014-2017

Manage network systems as part of the establishment of new IT department. Push to integrate existing technology with cloud services. Evaluate, upgrade and optimize server infrastructure and network services. Handle back of the house clean up while maintaining uptime. Develop key disaster recovery strategy, monitor back up systems and execute disaster recovery drill. Key Accomplishments:

Clean up server room environment and decommission many servers.

Maintain internet firewalls, routers, Cisco ASA and VPN uptime.

Deploy optimized hypervisor servers; manage 20+ virtual and hardware Windows Server 2012 R2.

Manage Exchange e-mail services and 60+ user migration to the Office 365 cloud.

Request and review proposals from vendors regarding enterprise services and devices.

Mentor intern and support staff.

Successfully mitigate multiple ransom and malware attacks.

Assist in systems transition during acquisition of company. INFORMATION TECHNOLOGY BUREAU, Chicago, IL

Consultant – Systems Analyst, Administrator, 2011-2014 Consult local companies on technology strategies. Design and implement technology solutions for new and existing office installations. Plan and execute medium to large Active Directory domains. Manage and support MS Windows Servers-, MS SQL Server-, and Remote Desktop-based business applications in virtual environments. Evaluate business practices and technology in virtual lab environment. Key Accomplishments:

Roll out 50+ Windows Server 2012, 10+ Active Directory domains and 5+ new networks.

Implement NetApp SAN solutions.

Manage VMware ESXi systems and virtual machines.

Help establish reputable Managed Services model, including Asset Management and Support Desk.

Key technology officer in the establishment of several start ups in Chicago.

Plan and implement enterprise class technology solutions for growing local businesses. MISAEL SILVA, Page 2


Corporate System Supervisor, 1999-2011

Plan and deploy Microsoft Dynamics, SharePoint and SQL based business systems. Put into effect disaster recovery solution and conduct readiness drill. Streamline and support payroll, AP, AR, the month-end closing process and perform IT compliance audits. Develop client side support policy and methods based on the business application and process. Headed up and participate in interview and selection process of IT candidates. Responsible for training and development of support personnel. Key Accomplishments:

Design and implement an MPLS WAN, spanning 16 sites across the U.S.

Deploy and manage multiple entry point Checkpoint Firewall system.

Support 60+ Windows and Linux servers and 450+ users.

Launch flagship network Data Center site at Chicago Server Collocation.

Implement EMC Avamar SAN, achieve 100% up time, remote manageability, and backup. CHART HOUSE RESTAURANTS, Chicago, IL

System Administrator, 1997-1999

Design computer room and manage critical network systems. Manage corporate Exchange server with 90+ local and 200+ remote mailboxes.

Key Accomplishments:

Manage relocation project of entire enterprise from San Diego to Chicago.

Established network in new office with 8+ rack mounted servers and 100+ clients. OFFICE CONCEPTS INTERIORS, Chicago, IL

System Administrator, 1994-1997

Support and maintain servers and systems competently and effectively. Key Accomplishments:

Promoted to IT department before receiving degree.

Upgraded the entire network from DOS and Windows 3.11 to Windows 95 and NT4. EDUCATION & TRAINING

New Horizons Computer Learning Centers, Chicago IL, Managing Office 365 Identities and Services, Server Virtualization with Windows server Hyper-v and System Center

Microsoft Tech Center, Chicago IL, Exchange Server Lab

Cisco, Chicago IL, CCNA Interconnecting Cisco Networking Devices

Computer Learning Center, Chicago IL, Associate of Science and Business Information Systems

Related Courses: Microsoft Server Platform, Windows and Applications; DOS Scripting; Networking Concepts and Protocols; Business Administration and Communications

Additional languages, Spanish speaking


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