Marek Dabrowski

Szkolenia

 L4 support on all ISE incidents.
 Lead engineer on all ISE related changes.
 L4 approver for all changes related to firewalls in data centers.
 Secondary support for all data related incidents.
 Successfully deployed new data center in Malaysia.
 Working on FirePower and Meraki solutions for JnJ to update their current infrastructure.
 L4 support on FirePower related incidents

 Worked on deploying Cisco ISE (Identity services engine) throughout the company to authenticate machine and user laptops/computers for roughly 7000 nodes.
 Worked on upgrading Cisco ASA firewalls to new 5545’s so that load balance is enabled to increase throughput and capacity for remote access users.
 Worked with multiple vendors for access and connectivity utilizing Cisco ASA’s and BGP.
 Worked extensively on Cisco ASA for VPN’s, NATing, and Remote Access.
 Worked with SecureAuth certificates, FOB’s and ISE with Active Directory for three-tier authentication.
 Worked on Cisco AnyConnect for OGS and the AnyConnect profile in xml.

 Network monitoring and support utilizing applications such as Cisco LMS, Cisco Prime Infrastructure and ReadSeal.
 Day to day troubleshooting cisco devices including cisco 3745 and 2821 routers, Catalyst 3750 switches, Cisco ASA’s, Cisco Ironport.
 Working on utilizing networks using BGP, EIGRP and DMVPN for quick convergence and redundancy.
 Project oriented work included rolling out two new locations from ground up. That included routers, switches, ASA’s, WLC.
 Worked on a strategy to migrate from a standard 6500 series switch to two 6500 series switches in VSS mode for full redundancy.

 Senior network engineer specializing in Data Center Environment utilizing Cisco Routers, Switches, Firewalls and Load Balancers.
 Primary architect that provides solutions utilizing HP appliances for the banking sector.
 Formal training on NetScreen Firewalls and Juniper SRX Firewalls

Senior network engineer specializing in network security utilizing Juniper hardware.

Clinet: Expedia.com
• Configured ten 6500 Switches with multiple VLAN’s utilizing HSRP.
• Configured ten FWSM with proper failover settings.
• Quality assurance of all the configs in the new datacenter.

Client: Edison Township
• Configured Layer 3 DELL PowerEdge switches to utilize the network and secure the connections between municipal and police VLAN’s.
• Desinged and implemented trunk ports utilizing STP for optimum switching.
• Configured a new Sonicwall 3060 with 9 remote sites for site to site VPN connectivity.

Client: Intertoll
• Designed and implemented VPN access for remote users utilizing ASA 5510 appliance.
• Utilized client authentication using ISA 2006 server as radius.
• Designed and implemented Site to Site VPN access to remote offices.
• Configured proper ACL’s for remote sites and users.

Client: Advanced Auto Parts
• Designed and implemented VPN access for remote users utilizing ASA appliances.
• Utilized client authentication using Cisco ASC server as radius server.
• Designed and implemented Clientless SSL access for remote users utilizing Web Portal.
• Implementing Cisco Secure Desktop for remote users with sensitive data.
• Configured proper ACL’s for remote sites and users.

Client: Wilshire
• Built a brand new datacenter utilizing two Cisco ASA’s and twenty six 3750 switches

Client: Principled Asset Administration, LLC.
• Configured data and voice VLANs
• QOS was configured based upon the latest CDW Best Practices to set priority on all voice control and bearer traffic.
• Configured physical network interfaces
• Configured secure access to the switch
• Configured network management parameters
• Configured all network addressing
• Configured Anyconnect VPN tunnels
• Configured Clientless Portal for remote user access
• Configured port security based on the design phase of the project
• Configured Two ISP’s BGP access utilizing HSRP for redundancy and quick convergence
• Configured two Wireless networks. One utilizing 802.1x PEAP authentication through Radius and the other standard WAP-2 PSK authentication. The “Guest” network completely isolated from the network
• Configured SNMP for network monitoring
• Configured Failover on the ASA’s for seamless redundancy
• Configured a DMZ Network for Vendor specific devices.
• Configured access for Bloomberg and NYFIX.
• Configured Site to Site VPN tunnels for SunGuard, TradeWeb and Linedata


Among other clients Monroe Township, St. Gobain, Newmeyer, Birmingham School district, Tessera, SynQ, Northeast Florida State Hospital, Corporate Executive Board and Franke

 Contracted to assist with the re-IPing of a newly acquired company with 80 offices throughout Houston.
 Helped in creating a new configuration file including static routes, ACL to prevent unwanted TCP and UDP packets, VPN’s and MPLS configurations for the connection to both the datacenter and Houston main office location.
 Assisted with the Desktop migration to the new domain.

 Trading floor support to about 500 energy traders.
 Resolved Java related issues with ICE trading platform.
 Providing all level support including desktops, servers and networks.
 Providing systems administration for a separate network on the trading floor.
 Deploying, configuring and managing WSUS, McAfee, GPO’s and accounts.

 Project leader and designer that converted Houston site from Novell to Microsoft Domain.
 Managed consultants to meet the deadline for the Houston conversion.
 Providing day-to-day support to 850+ workstations running Windows NT/2000/XP
 Installing, configuring and deploying workstations to new users using Ghost or P.Q. Drive Image.
 Providing support for all of the company’s applications.
 Providing training and guidance to the new hired analysts.
 Primary contact and support guru for trading floor applications and users.
 Providing Day to Day administrative tasks using Windows NT domain and Exchange server.
 Providing sensitive and fast pace support to executives and financial officers.
 Installing, configuring, and supporting of various financial and other applications on Workstations and Servers.
 Designed and Engineered a SMS infrastructure and installed primary site.
 Created software packages using SMS Installer.
 Configuring Hubs, Switches and minor work on Cisco Routers.

Company Bankrupt on November of 2000

 Provided guidance in the Windows NT implementation stage by designing NT Domain Model, NT Domain Groups and internal IP Model. Migrated data, users and various applications from Workgroup environment to the NT Domain structure.
 Defined standards and their implementation, including desktop operating system, software applications, and desktop workstations.
 Provided all levels of technical support for all applications, and desktop workstations.
 Managed LAN/WAN. Which includes all hardware/software required for the Local area networks including all hubs, switches, leased lines, Internet connections, network security, design, maintenance, configuration, troubleshooting, and repair.
 Designed, implemented and managed backups for the Local area network.
 Installed and managed Squid Proxy server using Linux.
 Installed for Q.A. MS Exchange 5.5.

Installed, administered and supported 250+ workstations running on Windows NT
 Administered and supported Novell NetWare servers
 Deployed software on users workstations and servers
 Integrated Windows NT and Novell NetWare
 Installed, administered and supported Lotus Notes 4.X
 Provided support for market data on the foreign exchange trading floor and private banking. (Bloomberg and Reuters)

 Installed, administered and supported workstations and servers running Windows NT
 Installed, administered and supported Novell NetWare servers
 Administered and supported Microsoft Exchange server 4.0
 Administered and supported ARCServe 6.0, and designed backup strategies
 Designed and implemented internet strategies creating local subnet, installing and configuring IIS 4.0 and MS Proxy server 2.0
 Monitored network traffic and reduced bottlenecks
 Monitored and Supported Market Vision (Bridge), Reuters, Bloomberg and Horizon