Garren Cunningham

• Maintain and administer computer networks and relate computing environments, including computer hardware, system software, and all configurations
• Plan, coordinate, and implement network/system security measures in order to protect data, software, and hardware.
• Recommend changes to improve systems and network configurations, and determine hardware or software requirements related to such changes.
• Support and maintain Office 365, Windows Server, Windows 10, Active Directory, Group Policy Exchange
• Performing system backups and recovery

• Installing operating system software, patches, and upgrades
• Analyzing, troubleshooting and resolving system hardware, software, and networking issues
• Configuring, optimizing, fine-tuning, and monitoring operating system software and hardware
• Performing system backups and recovery
• Provide Systems Administrator support to systems hosting complex operational databases, software configuration control, and system interfaces for computer systems
• Maintains file servers, network access; documents, analyzes and troubleshoots systems anomalies to ensure optimum equipment performance
• Directory Services support, including DNS, GPO, AADC, ADFS, DFS, Domains and Trust, Sites and Services and Role Based Access Control
• Support Public Key Infrastructure (PKI) roles, policies, hardware, software and procedures needed to create, manage, distribute, use, store and revoke digital certificates and manage public-key encryption.

Planned, installed, and maintained all LAN/WAN/VPN network equipment and software, security systems and communication links. Collaborated and worked closely with foreign military components across the Middle East as the SR IT manager administering and arranging the design and execution of elaborate Networks being built from the ground up.

• Directed daily operation of the Organization IT department by analyzing workflow, establishing priorities, developing standards, and setting deadlines ensuring accurate and efficient results.
• Utilized Nessus to scan and detect vulnerabilities within in our network.
• Configured routers and switches, utilizing VPN's and VLAN's. Also ensuring that all other network hardware devices comply with security policies and procedures.
• Managed all user accounts, ensuring all user have appropriate level of permission to accomplish daily task.
• Utilized Active Directory to create and move user accounts, ensure regulatory and corporate compliances were being followed, and trained new administrators on how to employ these practices.
• Analyzed systems, storage devices, software, and the network for potential security problems.
• Ensured all systems were up to date with the latest patches and configuration changes.

Provided assistance and training to general helpdesk staff on LAN/Voice/Video systems. Deployed, tested, maintained, monitored, and troubleshooted telecommunication equipment and networks to include: Cisco Unified Communications Manager, Cisco routers/switches, and TACLAN systems.

• Ensured all end users had proper level of accessibility to the network and assisted through email, phone, and remote assistance to maintain a steady workflow.
• Created or modified user utilizing Active Directory, recovered and restored Active Directory objects. While providing guidance and direction to junior support technicians.
• Ensured that hardware, software, data, and the facility resources are archived, sanitized, or disposed in a manner that consisted with our security plan.
• Implemented response actions in reaction to security incidents.

Installed, configured, and supported my units local area network (LAN), wide area network (WAN), and internet systems. Monitored all networks to ensure availability to all systems and users. Also, perform necessary maintainable to support network accessibility.

• Created a template for DHCP utilizing best business practices ensuring over 1200 employees had secure network access with high availability allowing all departments access to critical information.
• Supervised imaging, deployment, installation, and provided unit level maintainable of TACLAN computers, as a TACLAN manager.
• Configured VLANS, firewalls, switches, routers, and other networked devices while supervising the Help Desk. Where we would utilize a ticketing system (Remedy) to track the status and completion of all Help Desk related issues.
• Supported Cisco Unified Communications suite of technologies, to include VOIP, SVOIP, and teleconferences.