• Responsible for all aspects of the network infrastructure along with managing network and help desk staff.• Full VMware vCenter Administration v6.0 to 6.7• Administer/Maintain Dell VNX and Unity SAN.• Manage technical staff including the relocation of the majority of our data center to a COLO.• Led successful disaster recovery of our critical environment caused by Hurricane Isaias.• Extensive knowledge of Cisco products including FTD 2100 series and 5525 firewalls, 9500 L3 Core Switches.• Daily inspection of network traffic and logging anomalies.• Manage and maintain our extensive network segmentation layout.• Administer/Maintain an Active Directory infrastructure.• Migration from MS Lync 2013 to MS Teams.• Built-out a Windows/SQL 2016 Cluster environment within vSphere.• Manage internal and external DNS systems as well as internal DHCP architecture and scoping. • Led a successful 11th straight PCI DSS 3.2 compliance.• Configured over 140 users to use our VPN tunnel and RSA security tokens for work-from-home.• Administer virtual Windows servers, including load balancing, installation, hardening and optimization.• Administer MS Exchange servers, including mail flow issues, DLP, DAG maintenance and security.• Work closely with our 3rd party DSS penetration testing company, remediating all issues.• Maintain and administer patch maintenance on all servers, nodes and workstations using SCCM.• Manage our Lync/Teams VoIP environment.• Administer our syslog data using Tripwire Log Center and Enterprise, including correlation.• Setup and maintain SFTP clients.• Audit 3rd party vendors, striving to maintain top-level security and compliance.• Create, update and maintain all policies, procedures, network/security documentation and change management through Microsoft Sharepoint• Extensive security auditing experience including PCI/SOC,

• Maintain the network environment, including strictly adhering to PCI and client security compliance.• Top-level support of the help desk personnel• Dell Unity/VNX SAN administration • Cisco router and switch maintenance and full documentation.• Cisco Firewall, router, switch administration.• Practical knowledge with AD architecture and infrastructure (LDAP, replication, group policy, security, schema changes)• Implementation of Microsoft System Center(SCCM, SCOM) including patch management.• Installation, configuration and administration of Symantec Endpoint Protection(SEPM).• Installation, configuration and administration of Tripwire Log Center and Tripwire Enterprise for FIM, SIEM.• Lead and/or co-managed successful PCI compliance since 2011.• Manage and maintain our extensive network segmentation layout and lead the network/security.. sections of our client audits.*Some of my other technical expertise includes Microsoft Exchange 2010/2016, Cisco IOS maintenance including Firepower IPS, Forcepoint Web Proxy, Windows Server 2008/2012/2016, Windows 7/10, Active Directory, VMWare vSphere, RSA Authentication Manager.

* Support and resolve in-house computer/networking issues. * Installation & configuring of network client & protocol software. * MS Exchange Administration/Design.* Training of new Support/Helpdesk personnel.* Monitor and maintain anti-virus and firewall client.* Maintain computer inventory database to ensure proper hardware and software inventory.* Responsible for the creation and maintaining of PC images for disaster recovery, rollout, and troubleshooting efforts. * Troubleshoot and document operating system, hardware and device driver conflicts.* Responsible for maintaining the Network Infrastructure Network Map and documenting all authorized changes and modifications.* Provide documentation in support of principal duties and responsibility through approved methods. * Add/Delete/Update users in MS Exchange, NT and Netware Administrator.* Maintain an IP listing database for active/non-active hardware.* Manage user network logins and access rights.

*Provide technical documentation on mobile computing to the field sales reps and internal help desk staff. *Consult with clients and managers on systems and programming issues with respect to the client’s needs and how they may best be satisfied by automation. *Personally become involved in formal and informal training programs. *Plan/implement a total mobile computing rollout and deliver systems on demand to sales reps in the field. *Manage over 250 laptops and 600 workstations company-wide in the field at remote locations Help Desk Analyst/Team Leader *Support 274 branches as well as in-house employees in the corporate headquarters. *Track customer issues and follow-up as needed. *Keep Lotus Notes database organized and up-to-date. *Update and complete all documentation and procedural information. *Train new employees on the basics of Rollins Information Services and procedures.