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David
DHernandez1990@live.com
646-229-2635
Ossining, NY 10562
Systems Engineer
9 years experience W2
0
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Average rating
28
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Summary

Experience
Systems Engineer
Information Technology
May 2017 - present
White Plains, NY
  • Monitored and assessed client's infrastructure for server and networking needs to ensure optimal uptime in a 24/7/365 environment.
  • Restructured and maintained a large corporate housing solution's infrastructure, migrating from an on-site workgroup with shared documents to an AD/DNS/File Server cloud environment hosted in LANline's datacenter allowing for appropriate access control and scalability.
  • Implemented firewall solutions for multiple clients, allowing for content filtering, web access management, and discovery and prevention of unknown, zero-day attacks at the gateway.
  • Implemented Meraki MDM solution for all client owned mobile devices.
  • Updated multiple client's infrastructures, from restaurants to hotels, to secure their payment systems and align with PCI DSS compliance.
  • Supervised jr.Engineering Staff team Effectively delegated and trained peers for field work.
Data Center DNS PCI Systems Engineering
Remove Skill
helpdesk ticket monitoring, VOIP management
Jan 2014 - Apr 2017
White Plains, NY
System Administration
  • Oversaw daily IT activities including helpdesk ticket monitoring, VOIP management, server maintenance, and business continuity/disaster recovery management for over 300 users nationwide.
  • Assumed the responsibilities of interim IT Manager to ensure business continuity of critical servers and maintained vendor relations.
  • Spearheaded the project to transfer 300 of the Assessment & Consulting Services Team's cell phone carrier from T-Mobile to Verizon which saved the company over $125k/year.
  • Planned and executed migrating business' SharePoint farm from a physical on-site infrastructure to a cloud environment in the CBRE's data center.
Data Center MS SharePoint
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Edit Skills
Non-cloudteam Skill
Education
Computer Science and Information Security
CUNY John Jay College 2016
Skills
Data Center
2021
6
DNS
2021
3
MS SharePoint
2017
3
PCI
2021
3
Systems Engineering
2021
3