ريان Mariano

• Lead, hire, train, and evaluate the cloud and infrastructure team to ensure high performance.
• Provide technical leadership to IT teams and other departments, promoting a culture of
continuous improvement and innovation.
• Set priorities, assign tasks, and monitor team performance to align with business goals.

Security & Compliance:

Vendor & Budget Management:
• Manage relationships with cloud service providers, hardware vendors, and other third-party
partners.
• Negotiate contracts and SLAs, ensuring optimal service delivery and cost-effectiveness.
• Develop and oversee the IT infrastructure budget, monitoring expenditures and providing
regular cost and budget reports to senior management.

Project Leadership:
• Lead infrastructure projects (system upgrades, cloud initiatives) from planning to execution,
ensuring timely delivery within scope and budget.
• Collaborate with other departments to integrate infrastructure initiatives with overall IT
strategies.
• Ensure detailed documentation of infrastructure changes, processes, and procedures.

Monitoring, Troubleshooting & Reporting:
• Establish monitoring tools and practices to ensure the health, performance, and security of
cloud and infrastructure systems.
• Analyze performance metrics and implement improvements to optimize system efficiency.
• Troubleshoot infrastructure-related issues, resolving them promptly to maintain high
availability.
• Prepare and present reports on infrastructure performance, incidents, security, and compliance
to senior management.

Continuous Improvement & Innovation:
• Stay updated on the latest cloud computing and IT infrastructure trends and technologies.
• Evaluate and implement new tools and technologies to enhance the efficiency and effectiveness
of the IT environment.
• Foster an environment of continuous learning and improvement within the IT team.

• Ensure the integrity and security of enterprise data on servers, computers, and databases in
accordance with business needs and industry best practices regarding privacy, security, and
regulatory compliance.
• Tier III and IV System, Infrastructure and security support for companies under Thimar Al
Arabiya
• Manages Firewall and perform Penetration Testing for company compliance.
• Perform cross-domain migration for AD and Exchange Server.
• VMware ESXi servers administration for Oracle Linux - RedHat / Windows 2003, 2008, 2012,
2016, 2019/ Cisco Unified Computing System)
• Configured and Manage Microsoft Exchange 2016, 2013 and Office 365 and Workspace Email
for multiple Domains.
• Configuring, Managing and Monitoring of including AD, Group Policy, DHCP, DNS, IIS, TCP/IP,
security patching.
• Manage Microsoft Volume Licensing, Cisco Smartnet, Firewall and etc.

• Administer and manage Active Directory domains and Microsoft Exchange Servers 2007 and
2013.
• Support and manage Windows 2008 and 2012 Servers and virtual servers in Hyper V and
VMWare ESXi.
• Manage Data Center Infrastructure.
• Windows servers and infrastructure (including AD, Group Policy, DHCP, DNS, IIS, TCP/IP,
security patching, performance monitoring and management)
• VMware ESXi servers administrations
• Public SSL certificate vendor certificate management (scheduling and contact stake holders
for certificate request, renewal, or removal), login to service vendor SSL portal to manage SSL
certificates
• Manage Trend Micro - InterScan Messaging Security Virtual Appliance for email security and
Symantec Antivirus for Server and Client.
• Identify and correct or advise on operational issues in client and server computer systems.
• Manage HP 3par and HP 6000 EVA storage solution.
• Ensures the continuing operation and optimization of the servers, backup devices, operating
systems, email, printing, Windows update, virus protection, etc.
• Setups and maintains physical & virtual environments for Windows Servers, Linux Servers and
test servers.
• Continually reviews processes and procedures to ensure constant improvements in service
performance and makes recommendations to IT Manager and IT Director.
• Troubleshoots and provides accurate, creative solutions to technical problems on servers
platforms while ensuring minimum down time & user satisfaction.
• Maintains system performance by performing system monitoring and analysis, and
performance tuning; troubleshooting system hardware, software and operating and system
management systems; designing and running system load/stress testing; escalating
application problems to vendor.
• Creates and maintains a rigid disaster recovery plan.
• Performed daily monitoring, maintenance and backup of Windows Servers, Exchange Server,
SQL Servers, Oracle applications and Database backup.
• Provides systems administration management and support for software and platforms
internal to Company or hosted by vendors. Engages vendors to resolve issues, critical or
otherwise, with hardware or software platforms.
• Provides 24/7 support of critical systems and on-call support that may require travel. Other
duties as assigned.
• Develops and maintains SOPs and documentation for all systems and processes. Under
general supervision, implements information security policies and procedures for the
organization.

• Provide computer technical support in person, remotely, via telephone, or via email to all
Domain Users in head office and branch offices located in Riyadh for maintenance,
installation and configuration of network and workstations hardware and software.
• Provided Technical Support for 600+ users, 200+ Trainer Podium and 1100+ laboratory
computers for students at main office and branch office in Riyadh.

• Provide computer technical support in person, remotely, via telephone, or via email to all Domain Users in head office and branch offices located in Riyadh for maintenance, installation and configuration of network and workstations hardware and software.
• Provided Technical Support for 600+ users, 200+ Trainer Podium and 1100+ laboratory computers for students at main office and branch office in Riyadh.
• Supported hardware, software and network issues running Windows (32 bit or 64 bit) XP, Vista, 7, Server 2003 and 2008.
• Built, maintained, and repaired computer systems to improve speed, reliability, and efficiency for daily operations.
• Benchmarking new computer systems to determine the speed, efficiency and reliability for daily operation and user needs.
• Consultant on purchasing computer peripherals and equipments.
• Installing, configuring and troubleshooting of local/network printers for users.
• Creating and deploying Image file of computer systems for user machine and laboratory (student) machine.
• Responsible for the planning, configuration and deployment of all new desktop systems.
• Recommends, prepares, tests, documents and maintains installation procedures and software and configuration images.
• Assist with special projects as required including evaluating, testing, recommending and implementing new technologies.
• Installing, managing and configuring Cisco Switches for VLAN’s.
• Established and administered network physical layer including Cisco routers, switches, gateways, servers, NICs and cabling.
• Identified current and future software issues. Resolved conflicts by researching product capabilities.
• Install and configure XP mode on Windows 7.
• Deploy, manage and configure Windows Steady State for student machines.