Aleksandar Ignjatovic

** ****** ***.

Toronto, Ontario, M6P 1H4

Cell: 647-***-****

E-mail: aduzww@r.postjobfree.com

PROFILE:

Senior network architect specialized in introducing emerging network technologies, data center, and related security solutions from concept to full deployment. Able to handle multiple, concurrent, enterprise-level projects in all areas of architecture, design, implementation, and troubleshooting.

SUMMARY OF QUALIFICATION:

Leadership role in planning, designing and implementing LAN/WAN solutions, DMZ technologies, data center infrastructure

Able to assess business requirements and define technological solutions that will meet current requirements and scale in support of future growth

Experienced in analyzing network activity and predicting future growth

Consulting experience in infrastructure project management, vendor management and budget control

Thorough understanding of scalability, availability, and reliability

Experienced in leading large network projects and associated staff

Extensive hands-on experience with LAN/WAN technologies and tools

Experienced problem solver, able to take complex and unrelated information and organize it into workable designs

Demonstrated strength in supporting and troubleshooting large LAN/WAN environments

Knowledge of TCP/IP, SNMP, OSPF, EIGRP, BGP, RIP, static routing, IPSec, VPN, PKI, GRE, PIM, IGMP, CGMP, RGMP, Multicast, GLBP, HSRP, VRRP, DHCP, VRF, MPLS, DWDM/CWDM, PPP, Frame Relay, X.25, ISDN, ATM, DSL, T3/E3, T1/E1, PRI, leased line, NAT/PAT, NTP, VLAN, PVLAN, QoS (INTSERV, DIFFSERV, WRED, LLQ, IPv6, Wireless (802.11x, EAP, WPA), 802.1x, SSH, L4 – L7 SLB, AAA, FTP/TFTP, DNS, DHCP, SMTP, POP3, PoE, SSL, HTTPS, DLSW, VoIP, Video, IPv6 multicast,STP,VTP, PVST, RSTP, MSTP, CDP/LLTP, VRF, vPC, FabricPath, OTV, MPLs, VPLS, SDN, LTE, TrustSec, SD-WAN, SD-Access

Knowledge of diverse network related software including: Sniffer, NetScout nGenius, SolarWinds, Cisco ISE, MRTG, HP OpenView, Nessus, SkyBox, NortelNetworks Optivity, Fluke OptiView, and network and cable scanners, Visio, Syslog Kiwi, Network Simulator, IOS, NX-OS, IXIA

Experience in different OS environment and related software and services: Microsoft: Windows (AD, DNS, DHCP, Proxy,…), Red Hat Linux

Experience with VOIP implementations, (Cisco, voice gateways).

CERTIFICATIONS:

CISCO:

oCCNP Enterprise

oCisco Certified Specialist - Data Center ACI Implementation

oCisco Certified Specialist - Enterprise SD-WAN Implementation

oCisco Certified Specialist - Enterprise Advanced Infrastructure Implementation

oCisco Certified Specialist - Enterprise Core

oCisco Certified Specialist - Enterprise Design

oCCDP, CCNP R&S, CCNA, CCDA

AWS:

oCloud Practitioner

oCertified Advenced Networking

SECURITY CLEARANCE:

Government Level II ( Secret) Security Clearance – 95528189-0002707746 – valid 2031-06-07

WORK EXPERIENCE:

Senior Network Designer – Contract Position May 2021 – Nov 2022

TD Bank Canada, Toronto

Worked with a team of network designer in close cooperation with other departments and external vendors to Design and implemented Cisco DNAc solution

Made Architecture and Design documents

Installed four Cisco DNAc clusters

Migrated/provisioned 10,000 switches to Cisco DNAc

Integrated Cisco DNAc with other TD systems (Splunk, Omnibus, Webhook, ServiceNow)

Configured Cisco DNAC to collect telemetry data and provide assurance informatons

Upgraded Cisco ISE and integrated Cisco ISE and Cisco DNAC

Designed and implemented pilot Cisco SD-access and worked with other departments to extend around company and integrate it with SD-WAN

Worked with other teams to develop and implement automated image upgrade solution based on Ansible and Cisco DNAc

Worked with other teams to develop plan for Cisco SDA (VN, segmentations, FW) integration with existing Cisco SD-WAN and Cisco ACI

Senior Network Architect/Designer – Contract Position Apr 2020 – Apr 2021

Technology Strategy - Telus, Toronto

Worked with a team of network designer in close cooperation with internal departments and external suppliers/vendors to validate designs and features specific to existing and future customer service offerings

Developed solutions based on client requests (SD-WAN(Viptela), SD-Access,AWS, BGP, OSPF, EIGRP, MPLS/VPLS, QoS, AAA, VRF)

Designed prototype solutions using wide range of equipment (CISCO, Juniper, PaloAlto, Alcatel, Nokia, F5 loadbalancers…)

Designed new and migrated existing data center networks to new high available data center environments for clients.

Proposed design changes based on client request and scope of project

Updated classsic DCN designs to support hybrid cloud based solutions including (IaaS, SaaS)

Led team of network engineeris and proactively recommended new designs if necessary

Developed testing plans and led testing in lab environment – emulated production, including mpls core, metro area, PE and CE devices.

Performed performance, features and end-to-end testing using IXIA testing solution

Made scripts and procedures in order to automate testing

Worked with lab engineers in the certification of various hardware platforms and related services

Reporting status of testing activities and issues to our client and the client account team

Interfaced with other departments on validating configuration, design, and architecture issues

Communicated with vendors and clients to obtain the relevant informations (RFI’s) and to escalate discovered problems

Senior Network Architect/Designer – Contract Position May 2018 – Mar 2020

Thales Transportation - THALES Canada, Toronto

Worked with a team of network designer in close cooperation with internal departments and external suppliers/vendors to validate designs and features specific to Communications-Based Train Control (CBTC), automated revenue collection, and Integrated Communications and Supervision Systems (IC2S) for mass rail transit applications.

Developed solutions and updates of existing CBTC and IC2S based on client requests (Hong Kong, Singapur, Doha, Seoul,…)

Designed prototype solutions using wide range of equipment and technologies (CISCO, HP, Palo Alto, Checkpoint, F5 (LTM/GTM), Hirschmann, LTE modems and routers, VPN and DMVPN, PfR, WI-FI, Proprietary IPSec and radio, QoS, Signle and multimod Fiber solutions, MPLS, SD-Access, SD-WAN etc…)

Proposed design changes based on lab testing results

Incorporated LTE and AWS cloud technology into existing THALES designs

Designed and led implementation of pilot solution for New York City subway.

Designed Control centers (data center and control room) for NY subway including backup control center at THALES in Toronto

Designed communication network for Ottawa OLRT (Light Train) including: network inside train, Wi-Fi network between train and local control rooms, fiber network between local control rooms and central control room, end-to-end IPSec based connectons as well as secure connections to external networks.

Migrated existing control centers to client’s hight available DCN

Implementing control centers in existing clients DCN

Interfaced with other departments on validating configuration, design, and architecture issues

Communicated with vendors to obtain the relevant product information’s and to escalate discovered problems

Senior Network Architect/Designer – Contract Position Oct 2014 – Apr 2018

Technology Strategy - Telus, Toronto

Worked with a team of network designer in close cooperation with internal departments and external suppliers/vendors to validate designs and features specific to existing and future customer service

Developed solutions based on client requests (BGP, OSPF, EIGRP, MPLS/VPLS, QoS, SD-Networks, cloud,…)

Designed prototype solutions using wide range of equipment (CISCO, Juniper, PaloAlto, Alcatel, Nokia, F5 loadbalancers…)

Proposed design changes based on lab testing results as well as device and network capacity monitoring

Simulated client network and proactively recommended new designs if necessary

Developed and executed test plans related to proposed network design with special attention to QoS performance

Executed test plans in lab environment – emulated production, including mpls core, metro area, PE and CE devices.

Performed performance, features and end-to-end testing using IXIA testing solution

Designed new and migrated existing data center networks to new high available data center environments for clients.

Worked for public sector clients

Proposed design changes based on client request and scope of project

Updated classsic DCN designs to support hybrid cloud based solutions including (IaaS, SaaS)

Worked with lab engineers in the certification of various hardware platforms and related services

Reporting status of testing activities and issues to our client and the client account team

Interfaced with other departments on validating configuration, design, and architecture issues

Communicated with vendors to obtain the relevant product information’s and to escalate discovered problems

Senior Network Architect/Designer – Contract Position - part time Apr 2014 – Sep 2014

NuVoXX Group, Toronto

Designed and built data center. Design was based on multi-vrf environment and both physical and VMware based servers supported mostly VoIP applications

Made data center migration plan to Nexus based virtual environment

Configured ASA firewalls to establish multiple security zones.

Established communication between datacenters and clients and support application team to establishes active/standby environment with primary data center

Monitored network and established baselines

Implemented WAN links and VPN tunnels toward clients and configured QoS to support voice VoIP traffic

Provided support for production environment including: Cisco Routers (38xx, 29xx), Catalyst Switches (45xx, 3750, 2960), ASA 5510, 5520, CSS and ACE loadbalancers, LAN-to-LAN and remote VPN (Cisco 28xx, ASA 5520), VMware

Senior Network Architect – Contract Position - part time Nov 2013- Mar 2014

IBM, Toronto

Provided network engineering consulting services such as assessment, design, and implementation of network environments in both new and existing network infrastructures for IBM clients.

Capgemini/OPG

Analyzed existed client’s baseline data regarding network traffic

Engaged clients in workshop sessions to gather information about current network design

Analyzed network topology as well as key device configurations (IOS, NX-OS, Nexus )

Developed comprehensive document of existing network infrastructure

Provided detailed network assent document with gap analysis and recommendations

Loomis Express

Provided third layer support during partial data center move from IBM data center to client location

Analyzed current client’s moving plan and recommended changes regarding network infrastructure

Designed and implemented network changes at IBM DC

Senior Network Architect/Designer – Contract Position Jun 2013 – Oct 2013

NuVoXX Group, Toronto

Redesigned small scale data Center and implemented changes

Configured ASA firewalls and established DMZs

Established routing between datacenters and clients.

Implemented internet connections and VPN tunnels toward clients

Configured QoS to support voice (media) traffic

Provided L3 support for production environment including: Cisco Routers (38xx, 29xx), Catalyst Switches (45xx, 3750, 2960), ASA Firewalls 55xx, CSS and ACE loadbalancers, LAN-to-LAN and remote VPN (Cisco 28xx, ASA 5520), VMware

Senior Network Architect/Designer – Contract Position Apr 2011 - Apr 2013

Virgin Mobile/Bell Canada, Toronto

Bell Canada Jan 2012 - Apr 2013

After Virgin Mobile was acquired by Bell Canada - Worked with multiple groups to accomplish a Virgin Mobile data center (Windows, Unix, VMware) relocation to Bell Canada site and bring the rest of Virgin Mobile environment to Bell Canada standard.

Wrote Network Requirements Documents and participate in approval process in to prepare Bell DC (based on Cisco Nexus technology) to accommodate Virgin Mobile applications

Collected and analyzed data to determine the appropriate migration groups, migration methods and timeframes.

Made changes requested by Bell Canada security team (TACACS, remote access, ACLs, SNMP, Logging, monitoring, physical security, cabling, naming and password standards, wireless access policy)

Analyzed future (changed) data flow caused by moving servers to Bell Canada data center

Reconfigured Virgin Mobile firewalls and made a list of Firewall (Bell) changes necessary to support new data flow

Moved Virgin Mobile third party connections to Bell Canada

Redirect internet connection and VPN connections to Bell Canada

Designed new and migrated existing data center networks to new DCN for clients.

Updated existing client’s DCN to meet new expectation

Deployed Netscout nGenius Appliances and Agents – Sniffer Analysis

Made load balancer migration plan from Cisco ACE to F5 (LTM/GTM)

Introduced virtualization to separate production environments during the migration process (multi-VRF, VMware based servers)

Implemented new MPLS circuits toward Bell and reconfigure/migrate routing protocols and related redistributions

Decommissioned old connections and equipment

Reconfigured QoS according to new requirements

Provided support during migration for Virgin production environment including: Cisco Routers (76xx, 38xx, 39xx, 28xx), Catalyst Switches (65xx, 45xx, 3750,3560, 2960), Cisco Nexus (7000, 5000, 2000), ASA Firewalls 55xx, FWSM, CSM and ACE loadbalancers, site-to-site and remote VPN based on Cisco 28xx, ASA 5505, 5510, 520, and VPN3000 concentrators as well as: EIGRP, OSPF, BGP, policy based routing (PBR), QoS, RSTP, and MPLS based WAN

Virgin Mobile Apr 2011 - Dec 2011

Acted as consultant and worked on solution for production problems in Virgin Mobile data center environment

Deployed multiple Sniffer’s at Virgin Mobile data center

Analyzed captured (Sniffer) data and data gathered by other Virgin Mobile teams regarding data center problem

Monitored and troubleshot Cisco FWSM and Cisco CSM/SSL load balancer (as well as related Cisco 6500 switches) in order to gather new data and check hypothesis

Built and tested pilot solution in the lab environment - Windows and Linux environment

Migrated redundant Cisco FWSM modules to standalone Cisco ASAs

Migrated redundant Cisco CSMs to Cisco ACEs at production. SSL acceleration was included as well

Upgraded Cisco 6500 supII modules to new Cisco 6500 sup-720-10G VSS modules

Implemented 6500-VSS on two core switches in order to eliminate spanning tree and expand capacity

Communicated with Bell internal teams using RFP/RFQ documents

Corrected QoS configuration for VoIP base call center and related production environment.

Provided support for production environment including: Cisco Routers (76xx, 38xx, 39xx, 28xx), Catalyst Switches (65xx, 45xx, 3750,3550, 2960), ASA Firewalls 55xx, FWSM, CSM and ACE loadbalancers, site-to-site and remote VPN based on cisco 28xx, ASA 5520, and VPN3000 concentrators, VMware, Riverbed optimization as well as: EIGRP, OSPF, BGP, policy based routing (PBR), QoS, RSTP, and MPLS based WAN

Senior Network Architect/Designer – Contract Position Oct 2010 – Mar 2011

Canadian Tire Financial Service

Worked with a client’s team of network designers in close cooperation with other internal departments (voice) to design and implement two new Data centers. Data centers were based Cisco 6509-VSS and Nexus. QoS was implemented end-to-end in order to support voice traffic.

Designed and implemented new data center based on Cisco 6509-VSS (sup-720-10G) and Nexus 7000. Solution included Cisco ACE modules in redundant configuration.

Supervised implementation of second data center (exact copy of the first implementation)

Developed and implemented QoS and 802.1X solution for new client’s office. It included call center as well as other departments.

Supervised new firewall infrastructure design

Designed and implemented IPSEC solution over the WAN links (up to 1Gbps). Solution was based on Cisco SPA-IPSEC module (6500) and multi-vrf.

Developed and implemented QoS design in order to support Cisco VoIP based telephony, critical application as well as future needs like video conferencing and other. QoS was implemented end-to-end on many different devices including: Cisco 6509-VSS, Nexus (7000, 5000, 2000), 2960, 3750, ASA 5550, 6513, as well as over WAN links based on IPSEC.

Participated in client’s effort to implement and support some midterm solutions to support migration to new environment.

Made appropriate documentation and delivered it to the client

Senior Network Architect/Designer – Contract Position Oct 2007 – Sep 2010

Technology Strategy - Telus, Toronto

Worked with a team of network designer in close cooperation with internal departments and external suppliers/vendors to validate designs and features specific to existing and future customer service offerings with special attention to QoS performance.

Developed solutions based on client requests such as Department of defense, GoQ (Government of Quebec), GoBC, City of Montreal. Solutions included new technologies as IPv6 and IPv6 multicast as well as technologies based on IPv4.

Designed prototype solutions using wide range of equipment (CISCO, Juniper, Nortel, Alcatel,…)

Proposed design changes based on lab testing results as well as device and network capacity monitoring

Simulated client network and proactively recommended new designs if necessary

Tested Nexus 7000 to find if it fits to current TELUS requirements

Developed and test plans related to proposed network design with special attention to QoS performance

Executed test plans in lab environment – emulated production, including mpls core, metro area, PE and CE devices.

Performed performance, features and end-to-end testing using IXIA testing solution

Made scripts and procedures in order to automate testing

Worked with lab engineers in the certification of various hardware platforms and related services

Reporting status of testing activities and issues to our client and the client account team

Interfaced with other departments on validating configuration, design, and architecture issues

Communicated with vendors to obtain the relevant product information’s and to escalate discovered problems

Senior Network Architect/Designer – Contract Position Oct 2006 – Sep 2007

OTN – Ontario Telemedicine Network, Toronto

Worked with a small team of network engineers in close cooperation with OTN IT organization and other OTN technology implementation teams to implement business requirements based on the existing approved architecture. Led design and implementation of the new redundant data center environment, including LAN, VPN based WAN, Internet connectivity, remote access, and security and migration of three regional telemedicine networks to the new environment.

Reviewed QoS solution and updated architecture and implementation strategy documents

Designed and implemented Data Center and DMVPN based WAN capable to support ten OTN offices including VoIP-based Cisco CallManager telephone system with integrated Cisco Unity and CallCenter Express applications

Designed and implemented hierarchical DMVPN across SSHA network in order to support VoIP and VIDEO conferencing system for few hundreds remote video locations, with more than thousand video end-points.

Integrated three regional telemedicine networks respecting the strengths and processes of each of them, and support regional delivery and management of telehealth services

Performed monitoring and capacity planning

Proactively upgraded network elements and recommended QoS configuration changes

Maintained working relationship with suppliers, vendors and internal groups using RFP/FQ documents

Divided production environment to few different security levels using Multi-VRF technology

Implemented EasyVPN solution for small/mobile remote video sites and remote access VPN for support stuff

Put in place firewall and intrusion protection security into the datacentre environment

Prepared implementation and test plans and determined appropriate IOS versions that meet Cisco recommendation

Communicated with vendors and support teams to obtain the relevant products and information necessary for design and implementation

Work with collocation provider (SSHA) to establish hosted datacentre environment

Ensured the existing plans are executed on time and on budget

Supported new environment including Data Center LAN, WAN, and Remote sites during implementation and transition phases

Senior Network Analyst – Contract Position May 2006 – Sep 2006

Information Technology Services - TTC, Toronto

Worked with TTC Network Services staff and staff from other ITS departments on various capital projects.

Reviewed device’s configurations and recommended changes and appropriate software upgrades in and around “Security Zone” which include but not limited to Checkpoint/Nokia firewalls, McAfee Security Webshild, and Websense Enterprise web filtering solution

Reviewed proposed VPN based WAN solution

Redesigned and implemented VPN based WAN in order to connect Pass Vending Machines and TTC data centers

Established connection to Global Payments using BGP

Developed and revised operational documentation and reviewed offered solutions, requirements, and proposals

Senior Network Consultant – Contract Position Nov 2005 – Apr 2006

Cisco System - US

Telus, Toronto, Ontario

Acted like a team member on Telus National Data Network auditing project. The project consisted of network topology analysis, failure analysis, and design and configuration recommendations.

Provided a framework for discussion to review analysis and recommendation of the GigE MAN network environment on a per City/Region basis by created Configuration and Design Audit presentation

Reviewed network topology, level of firmware/OS and device’s configurations and recommended changes based on Configuration and Design Audit presentation and Telus guidelines for using the Cisco 4507R, and Cisco 7609 like Backbone Ethernet Switch and/or QoS Aggregation Switch

Reviewed devices and links utilization data provided by TELUS and recommend changes

Re-visited the failure Analysis with recommendations applied

Echostar Satellite, Denver, Colorado

Supervised DC Move project and actively participated in moving corporate DMZ. The DC Move consisted of designing new Campus LAN and DMZ, implementing new WAN connections to remote sites and business partners and moving storage equipment and the most of the servers to new location. New Campus LAN was designed to allow using old location like backup data center.

Performed network (including: BGP, OSPF, VoIP, QOS, Multicasting,..) audits and developed recommendations with regard to current network architecture/design

Performed network analysis and capacity planning

Implemented pVLAN and PBR to provide appropriate routing during migration

Divided production environment levels using Multi-VRF technology

Reviewed and corrected configurations of critical network components like: Cisco Pix 525 - Active/Active – load balanced by CSS1150x, Cisco VPN3000, Cisco 6509, Cisco 7300, Cisco CSS 11506, Cisco 4491

Implemented redundant network components (Cisco Pix 525 - Active/Active – load balanced by CSS1150x, Cisco VPN3000, Cisco 6509, Cisco 7300, Cisco CSS 11506, Cisco 4491) and configured failover

Communicated with upstream Internet Service Providers (ISP) and managed BGP changes to resolve routing issues

Supervised implementation and migration to new environment

Technical Advisor – Contract Position Feb 2005 – Sep 2005

Customer Advocacy - Cisco System, Toronto

Designed semi automated procedure for gathering information about CISCO devices at client’s network

Wrote guidance and recommendations for software developers

Installed, configured and administered Cisco chassis hardware, specifically Cisco Catalyst Switch product lines and popular Cisco Router product lines

Configured and managed sub-chassis components such as supervisor engines, RSP’s, GRP’s, NPE’s, and other connectivity line cards

Configured and troubleshooted Cisco’s Internetwork Operating System (IOS) and Cisco Catalyst Operating System (CatOS) across popular hardware product lines including Cisco 12xxx, Cisco 75xx, Cisco 65xx

Working closely with clients in order to determine level of firmware and IOS/CatOS and upgrade it if necessary

Identified both running OS Train and Maintenance Release Revision, correlated to published asset management feature capability matrix and determined expected results of SNMP/CLI queries

Installed, configured and managed NMS tools performing Network Discovery services on large multi-site networks utilizing PING Sweep, CDP, ARP and Routing Protocol solutions

Analyzed and decoded ACL’s specific to restricting source and/or destination IP/port traffic related to various discovery solution based on PING Sweep, CDP, ARP and Routing Protocol solutions

Used knowledge and information about protocol architecture, community string operation, SNMP View restriction IOS feature, MIB-II multi-vendor implementation, Cisco CatOS Stack MIB, Cisco MIB-II sysObjectID OID design and operation, OID Syntax standards, MIB Tables and ASN.1 data pointing structure convention in order to generate appropriate SNMP queries

Used vendor specific network discovery tools like Cisco Network Discovery and adapted existing client’s NMS tools in order to discover Cisco network equipment

Developed and adapted Perl and Java based scripts in order to run appropriate CLI commands and SNMP requests against large number of network devices

Made scripts and used Microsoft Access and Microsoft Excel to extract useful information from file generated by scripts running CLI commands and SNMP requests

Validated collected information by comparing data to manufacturers and/or Cisco databases

Created reports necessary for support contract renewal process

Worked closely with clients to create MAC (Move, Add & Change) process for keeping support contracts accurate

Senior Network Architect – Contract Position Jun 2003 – Dec 2004

IS/IT Infrastructure Planning – Bell Canada, Toronto

Worked in partnership with CGI and other business partners to coordinated required work activities

Led team of 5 network specialist responsible for network architecture, design and implementation

Provided third tier support for technical support escalations to isolate and resolve the most complex problems

Developed methods and procedures for technologies used in the organization

Represented the network team in company network related projects, client relations, suppliers and partners

Worked closely with business consultants and application developers to design solutions to meet business requirements and to ensure infrastructure considerations are represented

Planned and coordinated network systems upgrades to ensure reliability and availability of network services

Researched, evaluated, developed and implemented new network solutions to meet the business needs

Performed performance monitoring, analysis and capacity planning for data network systems and services

Main Projects:

Vancouver Call Center

Designed and implemented Bell Mobility Call Centre network (1500 nodes, 60 servers, WAN connections)

Redesigned WAN connections to Bell Mobility corporate network

Connected other remote sites (Vancouver, Edmonton, Calgary) to new location

Bell Mobility campus (Montreal)

Designed and implemented LAN network (4000 nodes, 200 servers, WAN connections & remote access)

Redesigned WAN connections to core network and remote locations

Made plan to move production system from legacy equipment to new LAN

Supervised the move and managed IP addressing plan and DHCP and DNS network services

Bell Mobility campus (Toronto)

Redesigned and implemented campus network (Including: 3 buildings – 7000 nodes, 600 servers)

Implemented distribution layer switches (6 Catalyst 6505)

Extended bandwidth between access core layers by adding more fiber connections and using GLBP

Implementation of QoS

Analyzed applications and services and assigned appropriate priorities

Analyzed network connections and data flows in order to establish QoS boundaries

Implemented QoS infrastructure inside established QoS domain

Implemented VoIP connections between several PBXs

WAN Redesign

Evaluated existing WAN Remote access technology

Replaced LANExtension (ATM Based) core network with leased lines (T3, T1) and MPLS solutions

Implemented remote monitoring and central syslog server

Implementing QoS across for sensitive traffic – SNA/DLSw, Multicast, VoIP

DMZ Redesign

Replaced load balanced solution (Cisco CSS and Raptor Firewalls) with PIX Firewalls

Adapted LAN environment to support new design and reconfigured Load Balancers

Implemented private VLANs to separate DMZ environment

Merging BDI (Bell World) & Bell Mobility networks

Analyzed both BDI and Bell Mobility networks and made necessary changes to provide smooth merge

Connected core networks and established appropriate route redistribution

Implemented PBR established appropriate routing during migration to new environment

Made a moving plan for gradually moving BDI sites to BellMobility core network

Designed Wireless LAN

Analyzed environment, designed WLAN solution and adapted LAN

Established requirements and made an implementation plan for gradual implementation

Implemented wireless LAN according to the requirements

Hardware: Cisco Routers (76xx, 75xx, 720x, 36xx, 26xx), Cisco Catalyst (65xx, 450x, 400x, 35xx, 29xx, 550x), Cisco PIX, Cisco ContentSwitch (Load Balancer) CSS1150x, Cisco CSM, Nortel (BCN, BLN), Wireless (Cisco AP1200)

OS & Software: NetScout nGenius

Contact this candidate