Muhammad Abubakar, Network and System Administrator

Muhammad Abubakar

Network and System Administrator

unimac

Lieu
Arabie Saoudite
Éducation
Master, Software Engineering, Network Communication, Data Structure, RDBMS, Operating Sytem
Expérience
19 years, 1 Mois

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Expériences professionnelles

Total des années d'expérience :19 years, 1 Mois

Network and System Administrator à unimac
  • Arabie Saoudite - Riyad
  • Je travaille ici depuis janvier 2024

Creating and maintaining a security policies
 Maintaining computer networks and systems including software,
servers, Hyper-V virtual machines, routers and other physical hardware
 Installing and configuring network equipment to update or fix
hardware or software issues
 Updating virus protection software to keep data and communications
protected
 Monitoring computer systems to improve network performance for
computer systems and networks
 Communicating networking issues to other employees and
management, especially in training new users
 Fixing software and hardware configuration issues for users ondemand or from inspection of the systems
 Extensive experience and exposure of messaging, communication,
collaboration, enterprise backup \{application databases, file servers
end user data\} archiving. Wide experience of managing data centre
technologies that include Servers, Managed Switches, Firewalls,
Microsoft, HP, IBM, Cisco, Fortinet Firewall.

Service Delivery Manager à Telenoc
  • Arabie Saoudite - Riyad
  • novembre 2023 à décembre 2023

Maintaining high performance levels for service-related processes, and
implementing improvement activities wherever necessary
 Taking ownership of critical incidents, coordinating with resolution
parties, and establishing effective communication between
stakeholders for post-incident reviews
 Ensuring that systems, procedures, and methodologies are in place to
support outstanding service delivery
 Developing a deep understanding of projects to gain insights into the
scope of service delivery
 Taking accountability for service delivery performance, meeting
customer expectations, and driving future demand
 Analysing third-party as well as internal processes, and creating
strategies for service delivery optimization
 Deploy new technologies on the client’s requirements

Sr. IT Team Lead à Aisha Steel Mil
  • Pakistan - Karachi
  • juillet 2022 à septembre 2023

• Responsible for implementation of enterprise IT strategy; deployment of new cutting-edge technologies, migration and up gradations, systems administration, planning, budgeting and execution of enterprise-wide initiatives; enterprise licensing \{Microsoft, Exchange, Cisco, VMware, Veeam, Symantec/Kaspersky, etc.\},
• Excellent technical proficiency in systems management, application management, security, various platforms, architecture, technologies, protocols and administration tools. Extensive experience and exposure of messaging, communication, collaboration, enterprise backup \{application databases, file servers end user data\} archiving. Wide experience of managing data centre technologies that include Servers, Managed Switches, Firewalls, Routers, Microsoft, HP, IBM, VMware, Cisco, Fortinet Firewall, Juniper and similar.
• Team Lead in Data Centre Migration and Experience in Managing Network Security Operations & accomplished various Network implementation projects. Configuration of Cisco, HP, D-link etc. Manageable Switches, VLANs Networks for security, Wi-Fi Routers/Access-Point, Broadcast and Network Traffic Controlling.

IT Technical and Support à Sharptel telecom
  • Pakistan - Karachi
  • mars 2019 à juin 2022

• Develop and implement strategic IT plans and portfolios that improve system availability while minimizing business and security risks
• Consult with users, management, vendors, and technicians to assess computing needs and system requirements.
• Spearhead timely escalations of required incidents to the L3 support team and ensure closure of L2 incidents within agreed SLAs
• Accelerating timelines and influencing investor reception through identifying and recommending action on market trends to expand growth and create market-leading advantages.

Sr. System Administrator à City News Network
  • Pakistan - Lahore
  • février 2013 à février 2019

• Configuration and managing Exchange 2010 Server with DAG.
• Configuration and managing Microsoft Active Directory with Group Policy.
• Microsoft TMG with load balancing and failover
• Network Monitoring using Solar Wind.
• Servers management of Dell Power Edge R720, R320, HP, IBM
• Managing and configuration of Storage Super micro NAS.
• Perform daily backup operations, ensure all required file systems and system data are successfully backed up to the appropriate media and integrity checked regularly
• .Met with department heads, managers, supervisors, and vendors to solicit cooperation and resolve problems.

IT Consultant à Sapphire Consulting Services
  • Pakistan
  • novembre 2006 à mars 2013

Plan and document Information Technology and Network infrastructure, including firewalls and security setup
•Provide network and system administration services including monitoring and problem shooting of all IT related infrastructure issues and provide support to customers.
•Prepare and document data backup and recovery plan
•Adhere to firm Change Management, Problem Management policies and familiarity with ITIL or other formalized IT operations foundations

System Engineer à Planet Telecom Dubai LLC
  • Émirats Arabes Unis
  • mars 2005 à octobre 2006

Install new and rebuild existing servers and configure hardware, peripherals, services, settings, directories and storage
•Troubleshooting, administration and support of windows 2000/2003 server.
•Managing first, second and third line support (software, hardware and networks).
•Secure remote access network connection using PC anywhere/VNC.

Éducation

Master, Software Engineering, Network Communication, Data Structure, RDBMS, Operating Sytem
  • à Hamdard University
  • décembre 2002

Specialties & Skills

Windows Server 2008
Linux server administration
Juniper
Mac OS X Server
ITIL Service Management
OPERATIONS
MANAGEMENT
FAILOVER
CONSULTING
ACTIVE DIRECTORY
CHANGE MANAGEMENT
COOPERATION
FILE SERVERS
INFORMATION TECHNOLOGY
FILE SYSTEMS

Langues

Anglais
Expert