Mark Dollar Email & Phone Number

Greater Atlanta Area

Currently under contract as a member of VMware's InfoSec Engineering team deploying LogInsight to extract, monitor, and analyze security logs from more than 1,000 servers in AirWatch's SaaS network infrastructure.

Marietta, Ga

Administered VMware; Citrix; PaloAlto Firewall; HP & Juniper Switches; Active Directory; Group Policy; User/Group Administration; Exchange DAG Cluster; McAfee A/V, Spam, & SaaS Mail; and Trapeze WiFi.Functioned as HIPPA Security Officer and Technical Advisor to GHA's VP & General Counsel. Responsible for managing and securing PCI & PHI data residing in GHA's infrastructure, systems, servers, file shares, and databases.Audited, diagrammed, and documented network infrastructure in MS-Visio. Evaluated and deployed network management tools, including Dell Foglight for Virtualization Enterprise (VMware infrastructure management, Active Directory, and Exchange Cartridges); LANsweeper Network Inventory System; SpiceWorks Network Management System; and AlgoSec Firewall Analyzer.Migrated company's email/spam filtering from Google Postini to McAfee SaaS EMail Protection. Deployed McAfee Enterprise Suite (McAfee EPO, Server & Desktop AntiVirus, & Spam/Email filtering)Implemented multiple technologies to improve infrastructure and application availability, including hardware and O/S upgrades of VMware Hosts to support High Availability (HA) Failover and (DRS) automated load-balancing, and deployment of MS-Exchange 2010 DAG Cluster.Deployed a 30TB Hybrid Nimble SAN to replace the existing Dell Compellent SAN, thereby lowering read/write I/O latency from an average of 15-20ms to under 1ms for all DataStores.Designed and deployed a Disaster Recovery System consisting of a cluster of 5 VMware Hosts, iSCSI fiber switch fabric, and 30TB Dell Compellent SAN. Implemented VMware Replication between production and DR sites. Tested and documented failover/recovery process.Redesigned Network and VLAN infrastructure to simplify management and security and improve overall performance and reliability. Developed and documented deployment plan for migrating systems, servers, and applications to the new infrastructure design.

Smyrna, Ga

Managed, administered, and provided user support for all campus technologies while upgrading infrastructure from 70 stand-alone PCs to 250+ networked devices including two cat-6 wiring closets, a dozen managed Layer 3 Gigabit Ethernet switches and 100Mbps VoIP switches, 32-node campus-wide 802.11a/b/g/n WiFi, 100Mbps Internet service, 150 desktop PCs, 50 laptops, 20 AV carts/podiums, a dozen kiosk PCs, three MS 2003/2008 Servers, pfSense Linux Firewall, Linux FOG PXEboot/imaging server, and Turnkey Linux Joomla Web Server.Implemented XenServer and virtualized instances of MS Server 2008, pfSense Firewall, Joomla Web CMS, freeNAS server, and Ulteo App Virtualization Server to facilitate migration of servers to the cloud, load balancing, ease of management.Implemented technologies to enhance course delivery, facilitate classroom management, reduce instructor grading time, streamline IT maintenance, minimize system downtime, and reduce operating costs including Active Directory GPOs for user and device management, Engrade on-line grading system, ExamView on-line testing, iTALC classroom management, DeepFreeze configuration management, Symantec Endpoint Protection, and FOG (ghost) PXE imaging server.Developed a Campus Social Network website similar to Facebook using Joomla CMS and JomSocial to facilitate communications between staff, faculty, and students and laid foundation for providing students with remote access to course materials, on-line testing, and virtualized applications that would otherwise only be available on campus.

Smyrna, Ga

Taught computer-based courses in support of all educational programs: MS-Office (Word, Excel, Powerpoint, Access, Outlook), Keyboarding Skills, MediSoft, PractiSoft, Dentrix, Computer Repair Technology, CompTIA A+ Certification Prep courses, Business Communications. Developed course materials for computer-based courses - Lab Exercises, Teacher's Guide, Answer Keys. Revised Course Syllabi.

Chamblee, Ga

Certified Instructor teaching introductory and advanced courses in CompTIA A+ PC Technician and CompTIA Network+ certification exam preparation, Windows Server 2000, Windows XP, TCP/IP and Networking, VB.NET Programming, Engineering Mathematics, Basic Electronics, AC/DC Theory, and Customer Service Excellence.

Altanta, Ga

Real estate investor focusing on the acquisition, renovation, and rental of multi-family housing units. Managed all aspects of business including identification and purchase of rental units, renovation design, materials purchase, and workman supervision.

Atlanta, Ga

Instrumental in forming the Network Management & Measurement Line of Business - from strategic planning, through defining and developing all service offerings, staffing service delivery teams, and directing day-to-day operations. Managed core group of six senior-level technology specialists. Advised Executive Management Team. Conducted product research and evaluation. Reviewed, negotiated, and revised contracts with product vendors. Developed service offerings, including pricing, staffing, delivery standards, procedures, methodologies, and deliverables. Created OPNET simulation models for Cisco’s VoIP equipment. Modeled design of nationwide VoIP network for large client.

Atlanta, Ga

Managed all aspects of business including, sales, marketing, web development, new business acquisition, client relations, resource scheduling, service definition, accounting, billing, payroll, and hiring. Provided a wide range of IT consulting services including Project Management; Network Design, Analysis, Baselining, Troubleshooting, and Optimization; On-site Network Support; Research & Development; Product Evaluation; Technical Writing; and Custom Application Development for clients including Kaiser Permanente, Polo - Ralph Lauren, Cabletron Systems, NetScout Systems, Hunton & Williams, GA Dept of Human Resources, Marshall Erdman & Associates, AmTran, and Netera.

Atlanta, Ga

Developed service offerings for Professional Services group. Delivered Professional Services for major customers including Sprint, Federal Paper Board, SouthWire, AmTran, Cooper Tire, Mattel, the State of Utah (DOT, Tax, and Human Resources Departments), and others. Specialized in Network Analysis of large-scale, multi-protocol LAN/WAN Switched - Routed Intranetworks (TCP/IP, IPX, Ethernet, Token Ring, FDDI, PPP, Frame Relay).

Norcross, Ga

Managed Network Product Interoperability Test Lab Facility. Designed and set up test facility, defined and developed test procedures, created documentation standards, scheduled and oversaw interoperability tests, performed product research and selection, managed vendor relationships, Provided technical support to Systems Engineers, Field Engineers, Network Installers, and Customers for all tested and approved products.

Atlanta, Ga

Installed, configured, and maintained PC-based networks, Novell Servers, AS/400 & IBM 360 gateways, personal computers, and printers in a territory covering hundreds of customers and 1500+ devices.

Various Locations

Component-level troubleshooting and repair of mainframe, mini, and micro-computer based "mission critical" systems. Held Top Secret Clearance. Shift Supervisor for six technicians. Provided training for other technicians.