Rosendo De Robles, System Administrator

Rosendo De Robles

System Administrator

Penta Corporate Hosting Limited

Location
United Arab Emirates - Dubai
Education
Bachelor's degree, Computer Engineering
Experience
19 years, 8 Months

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Work Experience

Total years of experience :19 years, 8 Months

System Administrator at Penta Corporate Hosting Limited
  • United Arab Emirates - Dubai
  • My current job since November 2011

• Managing Active Directory, Group Policies, MS Exchange,
VMWare vSphere Client, Citrix Servers, ESET Anti-Virus
Server, RSA, and BlackBerry Enterprise Server
• Configuration and setup of Nortel, Avaya & Cisco IP Phones
• Oversee installation, configuration, maintenance, and
troubleshooting of end-user workstation hardware, software, and
peripheral devices
• Phone handling and answering customer’s queries
• Creating and updating fault tickets using MSP software
• Administer all equipment, hardware, and software upgrades
• Conduct research on network products, services, protocols, and
standards in support of network products and services
• Develop, implement, and maintain policies, procedures, and
associated training plans for network resource administration,
appropriate use, and disaster recovery
• Practice network asset management, including maintenance of
network component in inventory and related documentation and
technical specifications information
• Administer and maintain end-user accounts, permissions, and
access rights
• Perform server and security audits
• Responsible for change management and migration of customer
systems into the cloud with minimal disruption
• Acting as the highest level of escalation/reference point for
technical or commercial related issues within the Middle East
Operations
• DNS Management for hosted customer assets
• Planning and performing DR tests to make sure the infrastructure
is fully compliant and within the parameters specified by external
auditors
• Producing technical diagrams and documentation
• Maintain technical manuals and procedures to be followed by
Operations team
• Review the infra regularly to ensure it complies with the
customers’ contracts
• Dealing with the vendors to validate the solutions

Network Administrator at Verdaus Landscape Architects
  • United Arab Emirates - Dubai
  • June 2011 to September 2011

•Responsible for the planning, purchasing, installing, configuring, monitoring, supporting, and optimizing all hardware and software, and user support.
•Manage security solutions, including firewall and anti-virus.
•Manage all network hardware and equipment, including routers, switches, hubs, and UPS.
•Oversee installation, configuration, maintenance, and troubleshooting of end user workstation hardware, software, and peripheral devices.
•Ensure network connectivity of all workstations.
•Administer all equipment, hardware and software upgrades.
•Perform network design and capacity planning.
•Conduct research on network products, services, protocols, and standards in support of network products and services.
•Develop, implement and maintain policies, procedures and associated training plans for network resource administration, appropriate use, and disaster recovery.
•Practice network asset management, including maintenance of network component in inventory and related documentation and technical specifications information
•Administer and maintain end user accounts, permissions, and access rights.
•Perform server and security audits.
•Perform system backups and recovery.
•Recommend, schedule, and perform network improvements, upgrades, and repairs.

Junior Planning Engineer cum Computer Engineer at Dubai Contracting Company LLC
  • United Arab Emirates - Dubai
  • August 2008 to June 2011

•Establishes system specifications by conferring with users; analyzing workflow, access, information, and security requirements; designing system infrastructure.
•Establishes system by planning and executing the selection, installation, configuration, and testing of PC and server hardware, software, LAN and WAN networks, and operating and system management systems; defining system and operational policies and procedures.
•Maintains system performance by performing system monitoring and analysis, and performance tuning; troubleshooting system hardware, software, networks and operating and system management systems; designing and running system load/stress testing; escalating application problems to vendor.
•Secures system by developing system access, monitoring, control, and evaluation; establishing and testing disaster recovery policies and procedures; completing back-ups; maintaining documentation.
•Prepares users by designing and conducting training programs; providing references and support.
•Upgrades system by conferring with vendors and services; developing, testing, evaluating, and installing enhancements and new software.
•Assigned in Saudi Arabia for a week to set-up Network & System.

I.T. Analyst at Affiliated Computer Services Inc.
  • Philippines
  • February 2008 to June 2008

•Responsible in managing the Active Directory.
•Manage and maintain File Server, ISA Servers and Domain Controllers.
•Manage WSUS server for the anti-virus/Microsoft updates to be pushed to PC clients under ACS domain.
•Manage the Microsoft Windows policies thru the use of GPO.
•Phone and E-mail support for 1, 200 employees of ACS.
•Provide assistance in handling projects with the IT Manager.
•Handle support to AVAYA phones and PABX.
•Analyzed and resolved software issues encountered by the agents.
•Coordinates to local vendor regarding issues on IT hardware peripherals.
•Perform service tickets on Alteris and Service Center.
•Setting-up servers.

I.T. Team Leader at I.T. Team Leader
  • Philippines
  • June 2005 to February 2008

•Manage and supervise 6 IT Staffs in shifting schedule.
•Provide technical expertise for the operation team.
•Served as listed Focal Point in Software installation thru DRA portal.
•Assist employees with questions on customer service, company procedural issues and computer operations.
•Track and report network faults to the service provider.
•Phone and email support for over 1, 600+ customers.
•Track and record the service tickets on Service Center.

System Engineer at Microbase Incorporated
  • Philippines
  • June 2004 to June 2005

•Built and upgraded systems, installed software and performed general troubleshooting and maintenance for business clients.
•Built relationships with customers through attention to detail in defining needs and providing effective service and solutions.
•Developed the ability to evaluate and troubleshoot utilizing problem solving capabilities and accomplish repairs quickly and efficiently.

Education

Bachelor's degree, Computer Engineering
  • at IT
  • January 2004

Specialties & Skills

Microsoft Access
Installation
Administration
Asset Management
Testing
IT Support
Word Press
MS Access
System Administration
Office 365

Languages

English
Intermediate
Tagalog
Native Speaker

Training and Certifications

Time Management (Certificate)
Date Attended:
February 2020
Customer Focus (Certificate)
Date Attended:
February 2020
Career Management (Certificate)
Date Attended:
October 2019
Goal Setting (Certificate)
Date Attended:
February 2020
Writing Skills (Certificate)
Date Attended:
February 2020