SUMMARY:

• Experienced Information Systems Administrator with information technology operations and training including information security, system monitoring, troubleshooting, telecommunications, networking, transmission systems, and Automatic Data Processing (ADP).
• Adept in cross - platform support analysis working closely with support specialists and developing systems training programs for employees. Specializes in system administration, network expansion and technology upgrades.

SKILL:

Proficient in: Microsoft Visual C++ and C#, HTML, and CSS

Familiar with: COBOL, SQL, Java, JQuery, and PHP

Database: Microsoft SQL Server and Microsoft Access

Platforms: Microsoft Windows XP and Microsoft Windows 7, Server 2003, Server 2008R2, Server 2012, Server 2012R2, Server 2016

Development tools: Eclipse, Microsoft Visual Studio, Microsoft Office Products, and Adobe Dreamweaver

Experience with: SharePoint, Windows Active Directory, Corporate Networking, Cisco IP Phones, Cisco Routing/Switching, and Video Teleconferencing

EXPERIENCE:

Active Directory Systems Administrator (Team lead)

Confidential

Responsibilities:

• Provided solutions for Systems on Multiple Platforms (2008, 2008R2, 2012, 2012R2, 2016).
• Managed and Maintained Active Directory across 23 different domains.
• Created, Modified, and deleted User Accounts, Security Groups, and Distribution Lists in Active Directory based on organizational need.
• Managed and Maintained up to 100 Group Policies or more across 23 different domains.
• Managed and Maintained daily System Health Checks on approximately 500 server assets.
• Prepared Maintenance reports on all Server Assets daily and weekly
• Effective and efficient Team player.
• Diagnosed and resolved issues relating to Active Directory, Group Policies, Active Directory Replication, ADFS, Direct Access, OVD, Optimal, OSCP Responders, DNS, DHCP, and more.
• Tested and Installed applications, as well security updates, to Servers in 23 different domains.
• Created and updated development plans for application deployment and testing.
• Managed, Maintained, and created DNS records in 23 different domains.
• Created, Deleted, and modified DHCP IP Scopes.
• Reviewed System, Security, and Application logs regularly
• Worked on modifying and applying STIGS to systems and servers in 23 different domains on well over 500 server assets.
• Managed and maintained well over 500 server assets, 30000 user objects, 30000 computer objects, 50000 security and distribution groups, and 400 Organizational Units across 23 different domains.
• Created, updated, and closed tickets within the ChangeGear Ticketing System
• Closed on a weekly basis an average of 20 tickets relating to Active Directory and other services.
• Worked heavily on Group Policy Objects (GPOS) and diagnosed issues relating to inheritance and security filters as well as STIGS
• Assisted other teams regularly with application deployment, security testing, break-fix testing, and resolving existing issues.
• Worked very strongly on Active Directory automation and PowerShell Scripting
• Enforced Basic and Advanced Security principals daily to include CAC logon enforcement.
• Shared experience, knowledge, and discoveries within my team as well as the organization.
• Customer Service Oriented with acute attention to detail.

Tier 1&2 Help Desk Specialist

Confidential

Responsibilities:

• Assisted and provided resolutions for computer users with hardware and software issues.
• Responsible for diagnostics, troubleshooting, and resolving information systems issues to maintain maximum availability.
• Coordinated problems with appropriate technical, professional, and service personnel along with users who reported the problem.
• Managed and diagnosed networking issues relating, but not limited, to TCP/IP, DNS, and DHCP.
• Set up and maintained networked printers.
• Maintained and provided support to Active Directory Accounts and Memberships for Tier 1 and 2 support

Lead Systems and Network Administrator

Confidential

Responsibilities:

• Managed and Maintained Active Directory Across 3 different Domains for VIPs
• COMPOSE Administrator
• Administrated over 300 VIP personnel accounts and 10 Staff exercises
• Managed over 20,000 dollars in supplies for the department
• Deployed, Maintained, and Managed VOIP and Video teleconferencing for VIPs
• Managed and Maintained Active Directory across three different enclaves
• Supervised and mentored over 15 personnel
• Managed and Maintained Blackberry Services and Servers for VIPs and Executives
• Managed and Maintained Email services across three different enclaves for VIPs
• Resolved, on average, 18 Trouble Tickets daily dealing with VIPs
• Worked under extreme pressure, multi-tasked, and met deadlines

Systems and Network Administrator

Confidential

Responsibilities:

• Managed and Maintained Active Directory Across 3 different Domains
• COMPOSE Administrator
• Administrated over 3000 personnel accounts and 10 Staff exercises
• Dealt with high pressure daily, accomplished tasks, set standards for completion
• Deployed, Maintained, and Managed VOIP and Video teleconferencing
• Provided over 50 hours of training in administration and troubleshooting of multiple systems and networks
• Resolved over 500 trouble tickets submitted by users during exercises and normal day to day operations in a 3-month period.
• Managed 27 servers and 233 network assets with zero discrepancy
• Supervised and mentored over 12 personnel
• Managed Backups for 15 different servers
• Managed Servers Roles across three different enclaves
• Routinely implemented and resolved File Permissions across three different enclaves
• Actively Checked and Managed Port Security on Alcatel/Cisco Routers and Switches across three different enclaves
• Managed and Maintained Email services
• Administrated DNS and DHCP Services across three different enclaves
• Deployed and Managed System Updates (Server and Client side).

Messaging Systems Administrator/Supervisor

Confidential

Responsibilities:

• Provided customer support with unparalleled service
• Maintained UPS systems for accurate backups
• Problem-solved hardware and software server issues.
• Managed 3 messaging systems and 5 messaging networks
• Improved system messaging and staff productivity by 30 percent.
• Increased staff knowledge of systems and networks through 100 hours of dedicated training.
• Created new instructions outlining troubleshooting procedures and daily tasks.
• Supervisor and mentored over 16 personnel