Senior System Administrator

About Qatar Stock Exchange

Qatar Stock Exchange (QSE) serves as the central securities market in Qatar, providing both domestic and international investors with direct access to an advanced and well-regulated marketplace for equities, ETFs, sukuk, bonds, and Treasury bills. It functions as a critical platform enabling listed companies to acquire capital, expand their investor reach, and support growth aligned with Qatar National Vision 2030 and the Third Financial Sector Strategy.

Position Overview

The Senior Systems Administrator is tasked with ensuring the dependable operation, comprehensive security, and efficiency enhancements of QSE’s IT infrastructure. This encompasses management of on-premises and cloud systems, covering Windows, Linux, virtualization, storage, backup, and business continuity platforms. The role prioritizes cybersecurity, automation, and adherence to IT governance standards within QSE.

Core Responsibilities

• Manage, maintain, and optimize server environments across Windows, Linux, and virtualization platforms, both on-premises and cloud-based.
• Oversee enterprise cloud services including Microsoft 365, Microsoft Azure, and AWS, ensuring their security, availability, and smooth integration.
• Deploy automation and Infrastructure as Code (IaC) tools such as PowerShell, Ansible, and Terraform to improve operational efficiency.
• Administer Active Directory, DNS, DHCP, Group Policy, identity and access management, and privileged access controls.
• Enhance cybersecurity posture by enforcing security controls, managing vulnerabilities, patching systems, monitoring infrastructure, and ensuring regulatory compliance.
• Design, maintain, and test backup, disaster recovery, and business continuity solutions to ensure critical system reliability.
• Support enterprise databases with emphasis on availability, security, and optimal performance.
• Monitor infrastructure metrics including performance, capacity, and health, and generate operational and compliance reports.
• Provide expert-level technical support, collaborate with internal teams, and manage relationships with vendors to maintain trustworthy IT service delivery.

Qualifications and Skills

• Bachelor's degree in Computer Science, Information Technology, or a related discipline.
• Certifications such as Microsoft Azure Administrator, AWS SysOps Administrator, VMware VCP, CompTIA Security+, or ITIL are strongly preferred.
• At least 4 years of practical experience managing enterprise Windows, Linux, virtualization, cloud, and hybrid infrastructure setups.
• Proficient in Microsoft 365, Azure, AWS, VMware, Active Directory, automation, and scripting skills.
• Deep understanding of cybersecurity, IT governance, identity and access management, backup strategies, disaster recovery, and business continuity principles.
• Experience with SQL and Oracle database administration is advantageous.
• Strong troubleshooting abilities, stakeholder communication, and problem-solving skills.
• Fluency in English is mandatory.