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David
DHernandez1990@live.com
646-229-2635
Ossining, NY 10562
Systems Engineer
9 years experience
W2
0
Recommendations
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
Remove Skill
Edit Skills
Non-cloudteam Skill
Education
Computer Science and Information Security
CUNY John Jay College 2016
Record has not been verified.
Skills
Data Center
2021
6
DNS
2021
3
MS SharePoint
2017
3
PCI
2021
3
Systems Engineering
2021
3