Mike Callahan work email
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➢ Over 25 years of Experience in the Information Technology Industry➢ Expert in Network Design, Installation, Security and Compliance ➢ Hands on Leader able to Troubleshoot Extremely Complicated Technical Issues➢ Strong Leader with Proven Success in Project Management and Team Building➢ Cross-Organization Collaboration with Simple and Creative Solutions➢ Risk Identification, Network Stabilization and Staff Evaluations➢ Disaster Recovery Design and Implementation
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Chief Executive OfficerCybergen Jun 2012 - PresentPalm Beach, Fl, UsOur Vision: CyberGen is committed to providing Best In Class Cyber Security services to customers with its leadership and expertise in the field of Information Security.Our Mission: CyberGen is dedicated to ensuring that each Customer experience is a TEAM Member experience. TEAM is word not thrown around lightly at CyberGen. We have numerous members with wealth of knowledge in information security and business from 5 to 30 years per person. Every member at CyberGen is in a leadership role to shepherd you through your experience.Our Core Values: We don't spell them out, we define them. You will see it in action when we work with you. Here are the basics: TEAM Work, Family, Honesty, Integrity, Reliability. -
Manager Corporate InfrastructureSandow Media Sep 2010 - Jun 2012New York, New York, UsResponsible for systems development and ongoing systems operations for all business units. Responsible for long-range planning, technology architecture, project planning and management of technology staff.Converted acquired businesses to integrate with current corporate infrastructure and technology services.Designed and implemented new Virtual Private Cloud for all North American operations.Upgraded Exchange 2007 environment to Exchange 2010 Enterprise.Hosted over 40 SMTP Domains with local Microsoft Client Access Server and Wildcard SSL Certificates.Created Corporate Internet Use Policy, Email Use Policy, Archive Strategy and Change Management Process. Migrated existing corporate phone system from traditional PBX to new Voce Over IP phone system.Maintained an Apple OSX Lion and Snow Leopard Server farm for National Art Department.Implemented new corporate backup systems utilizing Barracuda Backup systems for all onsite and cloud systems.Migrated form Cisco ASA, Cisco PIX, Linux IpCop, Watchguard, Sonic Wall and Checkpoint UTM-1070 running NGX R65. Implemented new MPLS backbone with redundant network paths form all offices. -
Chief Technology OfficerMy Student Debt Apr 2007 - Aug 2010Developed and delivered distributed computing strategies for financial call center, back office operations and branch office environments throughout the U.S. Managed a staff of network 17 engineers and project managers whose primary responsibilities included the design, planning, implementation and ongoing operational support of the distributed networking infrastructure.Negotiated and managed global technology networking supplier and service related deals. Designed, implemented, and supported networking infrastructure for Headquarters facilities.Provided full project life cycle management for major technology initiatives, including needs and costs analysis, proposals, systems design specifications, project management, vendor contract negations, and documentation.Performed research, evaluation, and integration planning of new infrastructure technologies.Developed and presented operating and capital budgets for approval by senior operating committee.Architected custom CRM solution utilizing Linux OS, Apache Web Server, MySQL database, PHP and ASP and Asterisks custom voice server.Integrated custom Predictive Dialer, web based Auto Dialer and integrated shipping and financial tracking services.Maintained National Do Not Call Regulations to build a follow-the-sun custom call center marketing solution.Implemented SSL Security to ensure all sensitive financial data was encrypted and secure and met required PCI Compliance levels.Upgraded existing Exchange 2003 Server and Windows 2000 Server to Exchange 2007 Server and Windows 2003 Server.
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Chief Technology OfficerNetguard Systems Jan 2003 - Mar 2007Defined and executed targeted growth strategies and comprehensive sales and business development plans supporting market strategy through technical initiatives and operational transformation.Strategic business partner of Microsoft, Cisco Systems and FrontRange.Designed custom Sales Automation strategies using FrontRange GoldMine, Act, Microsoft CRM and custom Microsoft SQL solutions.Implemented Microsoft GP 10 custom solutions, QuickBooks Professional and Peachtree financial applications.Installed Retail Pro, Pixel Point, Rent Roll and Skyline financial management software.Built a diverse multi-national technical consulting team to support new and existing business opportunities.Responsible for pre-sales business development and deployment of solutions to all Customers.Collaborated with Executive Management Team in Service Sales, Product Sales, Operations, Technical Services and Advanced Services to develop innovative strategies and programs for customer engagements.Participated in ongoing development of products, solutions and services linked to customer requirements.Implemented Windows 2000 Server, Exchange 2000, Microsoft Terminal Services and Blackberry Enterprise Servers for clients throughout the U.S.Managed a Hosted Exchange 2000 Email system, Microsoft IIS FTP & Web Services for over 600 customers and more than 900 SMTP Domains.Designed Disaster Recover strategies for over 200 clients nationwide. Integrated multiple Fax Server solutions using GFI Fax server.Supported customers of various sizes and numerous industries small companies form 25 users to larger companies up to 5000 users.
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Chief Information OfficerAnton Systems Feb 2002 - Dec 2003Global technology leader of infrastructure responsible for transforming the network services organization into a service provider for the business. Led strategic planning, engineering and program management for network infrastructure supporting the clients throughout the Americas, Europe and Asia.Led major IT programs that improved capacity, reduced costs and increased speed-to-market capabilities.Managed Request for Proposals (RFPs) and provided oversight for technology product and labor selection as well as negotiating vendor engagements. Successfully out-sourced network and desktop provisioning, which realized $4M in savings annually.Led the business transformation consultancy group responsible for the assessment and development of technology strategy to support business objectives. Introduced and enforced best practices and standardization in hardware, software, general technical operations and decision making.Developed project program structure for cross business global infrastructure initiatives, providing consistent financial reporting and standard milestone reporting for delivery of accurate timely results.Managed outsourced technology services and associated Service Level Agreements for all Network Integration Services.Managed a team of 25+ Systems Engineers. Interfaced with all levels of business management to ensure consistent implementation of new solutions.
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Senior Network EngineerBayer Pharmaceutical Jun 2001 - Jan 2002Leverkusen, North Rhine-Westphalia, DeManaged Cisco routers, Cisco Pix firewalls, and switches in multiple locations connected via VPN, Sonet Ring and/or full DS-3 Internet connectivity.Administered Cisco Local Director hardware to manage load balancing for a Windows Web “farm” and Linux database back end.Upgraded the organization from a Windows NT 4.0 single domain structure to Windows 2000 Server with Active Directory.Managed Windows NT 4.0 and 2000 servers including user and group access, IIS, Group Policies and Folder and File Security.Migrated company from static routes to a single area OSPF implementation.Pulled managed Internet services (including firewall maintenance) from our vendor external and brought them “in house” with locally managed Cisco routers, Apache Web Servers and Linux based DNS Servers.Provided connectivity support to a growing number of clients initially via Frame-Relay and point-to-point connections with VPN connectivity becoming more prevalent as time went on. Security was typically managed by two-way access lists on 2600 series routers or on Pix firewalls.Administered Cisco Routers / Switches / Firewalls. Duties included Extended Access Lists, Static Routes, OSPF (single area environment), setting connection duplex and speeds, and Spanning Tree configurations, VLANs, NAT (Network Address Translation), and security.Developed web interface in ASP via VBScript to centrally create and delete user accounts, home folders, logon scripts, and shares.Managed 120+ Windows NT / 2000 servers & 120,000+ workstations in a multiple resource domain model in 15 different sites over WAN links.Managed WINS and DHCP servers.Managed Exchange Server 5.5 corporate email system.Designed migration strategy to move form existing Cisco ATM LANE network to Cisco Gigabit Ethernet switched environment.Implemented redundant Cisco 12000 series routers within corporate backbone. -
Senior Network EngineerDuke University & Medical Center Feb 1999 - Jun 2001Durham, North Carolina, UsDesigned, installed and maintained a complex routed LAN/WAN infrastructure supporting Dial-up, T1, Frame Relay, ISDN and 802.11b.Member of Research Triangle Park, NC, Y2K Compliance Team.Research partner for www2 next generation project.Responsible for the successful rollout of a new switched backbone for the University and Medical Center. Migrated from a bridged network using Nortel NB2’s to a new, switched network using Cisco 8540 series routers, Cisco 5400 series switches and 12.0 routing code.Created and maintained network maps for the Network Operation Center (NOC). Managed IP addressing and subnetting for entire network. Over 40,000 systems and multiple public IP address ranges and internal subnets. Designed and implemented Out-Of-Band management (OOB) for entire NOC. Configured and installed Microsoft servers with DNS, DHCP, RAS, HTTP, FTP, POP3, SMTP and VPN. Monitored network for optimum distribution and load.Implemented security measures to keep networks running and secure. Provided network and workstation support to include Windows 95, Windows 98, Windows NT and Windows 2000.Provided instruction and support for Apple MAC OS8 and MAC OS9 to OIT Department.Maintained Citrix WinFrame\MetaFrame environment to provide patient records to entire facility. -
Network EngineerSeagate Software Jun 1998 - Jan 1999Webmaster -Installed and maintained 15 company websites on one server running Microsoft IIS and Windows NT Server 4.0Collaborated with three web developers on multiple websites.Designed a knowledgebase for the MIS department using Micro Logic Info Select 5.0 software.Setup a Helpdesk website using open-source software and MySQL.Reconfigured Microsoft DHCP service for more efficient operation.Reconfigured Microsoft WINS into a dual-redundant hub and spoke configuration.Installed an SNMP Network Management System using Hewlett Packard Open View 5.0 and Page Gate software. Configured server to monitor and page appropriate staff when network, circuits or servers went down.Saved company from spending $25,000 on a Microsoft Exchange 5.5 e-mail server by implementing an open source e-mail server based on Red Hat and Postfix.Re-designed e-mail server by spreading the load among multiple SMTP servers with a central POP server.Added new services to the e-mail server:o -configured Squirrel Mail web e-mail client.o -configured Spam Assassin spam deterrent software.o -configured Anomy Sanitizer spam and virus deterrent software.Increased company communication by installing an open source Linux e-mail list manager.Created a centralized anti-virus server based on Symantec Anti-Virus Corporate Edition.Provided Level II support fro Backup Exec for NT, Backup Exec for Unix and Backup Exec for Novell Netware.
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Network EngineerBloomberg News Feb 1998 - Jun 1998New York, Ny, UsEquipment selection, design, procurement and implementation of SONET based metropolitan area networks (MAN) with focus on delivery of next gen services like L2 Ethernet/Transparent LAN Services (TLS). Using Lucent, Turin, Cisco, Bay Networks and Alcatel.Engineering selection, design, procurement and implementation of other fiber and TDM based transport systems including but not limited to, Digital Cross Connect systems (both broadband and narrowband), Digital Loop Carrier Systems, Monitor and Control Systems, Frame Relay platforms, Managed Ethernet transceivers, L2 over copper products, Managed IP Telephony platforms.Design of backbone transport layer and managed technical installation and support crews.Installed Cat-5e, D-Marks and all Telco equipment.Installation of large data networks for Bloomberg Financial terminals.Field installation and repair of personal computers, facsimile, and computer peripherals.Field trials, installation and testing of RF networks.Installed and maintained several large networked office automation systems for various Bloomberg clients.Installed and repaired Epson and Hewlett Packard personal computers and peripherals. -
82Nd Airborne DivisionUnited States Army Jan 1996 - Jan 1998Arlington, Virginia, Us
Mike Callahan Skills
Mike Callahan Education Details
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Gardner-Webb University -
Lake Worth High School
Frequently Asked Questions about Mike Callahan
What company does Mike Callahan work for?
Mike Callahan works for Cybergen
What is Mike Callahan's role at the current company?
Mike Callahan's current role is CEO, Founder.
What is Mike Callahan's email address?
Mike Callahan's email address is mi****@****ail.com
What is Mike Callahan's direct phone number?
Mike Callahan's direct phone number is +156165*****
What schools did Mike Callahan attend?
Mike Callahan attended Gardner-Webb University, Lake Worth High School.
What skills is Mike Callahan known for?
Mike Callahan has skills like Disaster Recovery, Firewalls, Networking, Vpn, Cisco Technologies, Servers, Itil, Cloud Computing, Checkpoint, Active Directory, Pmp, Windows Server.
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