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John Michael Cristales | Elance
 
176985602337900
Last Sign-in: Dec 7, 2014

John Michael Cristales

Firewall/Network Deployment Engineer - CCNP
   Singapore
  |   Singapore, Singapore
  |  7:14 am Local Time

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Overview

With 7 years professional expertise in networking, I have been exposed to network administration, troubleshooting and design for networks of global SME's, enterprise and financial institutions.

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Skills (9)

Tested
CISCO
My Score
avg

Service Description

Install, troubleshoot and administer Cisco routers, switches, Juniper SRX and other network devices
Perform network related changes in-line with the organization's Change Management processes
Process change requests in relation to firewall changes
Check and verify firewall change requests
Provide support for network related projects
- Troubleshoots escalated L2/L3 issues and takes the ownership up to resolution
- Implements change requests from intermediate to advance configuration requirement
- Reviews change request requirements and assesses the potential network impact prior to implementation
- Reviews implementation procedure and ensures that it is delivered/implemented on the correct device, proper order and with verified configuration
- Engaged in Problem Investigation/Root cause meetings and conference calls until problem resolution or succeeding action plans are defined
- Engaged in Post-Incident meetings and discussions to review the case handling process and make room for improvement


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Employment

Dimension Data Singapore
Client Services Enigneer
2013 - Present
Firewall/Network Deployment engineer for Deutsche Bank (under APAC Deployment team)
NCS Pte Singapore
Network Consultant
2012 - 2013
Worked as Network Consultant for client Australia and New Zealand Bank as Level 2 network engineer (operation escalation)

Education

Mapua Institute of Technology
Electronics and Communications Enigneering
2001 - 2006
Overview  |  Job History  |  Resume/C.V.

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Identity
Username
kelcristales
Type
Individual
Member Since
June 2014
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John Michael Cristales | Elance

John Michael Cristales