Systems Administrator at HF Group

About the Role

The role holder is responsible for administering, maintaining, and optimizing the organization's on-premises and cloud-based IT infrastructure to ensure the availability, security, performance, and reliability of business-critical systems and services. The role provides a secure and standardized technology environment that supports business operations, development, testing, and production workloads, while serving as a key link between infrastructure and development teams to deliver sustainable, scalable, and secure technology solutions aligned with organizational objectives.

Key Accountabilities


Monitor, administer, and maintain on-premises and cloud infrastructure, including virtual machines, databases, storage, virtual machine scale sets, VPN connections, and automated monitoring and alerting systems, to ensure optimal performance and availability.
Manage the day-to-day security of infrastructure by administering Just-in-Time (JIT) access, communication port restrictions, and other infrastructure security controls in accordance with organizational security policies.
Log, manage, and resolve cloud infrastructure incidents and service requests, ensuring timely restoration of services in line with agreed Service Level Agreements (SLAs). • Monitor backup operations and perform data restoration activities for cloud and on-premises servers to ensure data integrity, availability, and business continuity.
Configure, administer, and maintain Microsoft Azure networking components, including Virtual Networks (VNets), Local Network Gateways, VPN Gateways, VPN connections, and related network services.
Manage Azure Virtual Machine Scale Sets, including image creation, upgrades, deployments, and lifecycle management.
Plan, coordinate, and implement infrastructure-related changes, upgrades, and deployments in compliance with the Bank's Change Management procedures.
Administer Azure subscriptions, Azure Active Directory (Microsoft Entra ID), and role-based access control (RBAC), ensuring appropriate user access and security governance.
Monitor and optimize Azure resource utilization, cloud costs, and billing, providing recommendations to improve cost efficiency.
Perform capacity planning for on-premises, private cloud, and public cloud infrastructure to support current and future business requirements.
Prepare and submit periodic infrastructure reports to management on system performance, resource utilization, cloud consumption, costs, billing, and other operational metrics.
Act as the primary liaison between internal stakeholders and Level 2/Level 3 infrastructure support teams and technology vendors to facilitate timely issue resolution.
Develop, maintain, and continuously update infrastructure documentation, including operational procedures, system configurations, standards, and technical processes.
Configure, administer, troubleshoot, and support Microsoft Windows Server environments (2012, 2016, 2019, and later versions), including Active Directory, DNS, DHCP, IIS, FTP, Failover Clustering, and other core infrastructure services.
Continuously monitor server health, performance, and availability, proactively identifying and resolving issues to ensure optimal system performance.
Monitor and support hybrid email infrastructure to ensure service availability, reliability, and compliance with established SLAs.
Maintain accurate documentation of server infrastructure, configurations, installed services, and assigned roles to support operational continuity and audit requirements.
Manage the patching and update lifecycle for Windows Server and enterprise Windows environments to maintain security, compliance, and system stability.
Perform any other duties as assigned by the immediate supervisor in support of departmental and organizational objectives.


Qualifications


Degree holder in Information Technology from a recognized University.
Experience with Azure, Amazon Web Services, Google Cloud Platform.
Certifications in various system administration courses such as MCSE, Azure administration and architecture, ITIL Foundation, Linux, Solaris, Windows server etc.
2-3 years working experience in infrastructure administration with bias in cloud.
Experience with automation, Git and continuous delivery.
Practice in designing and implementing business continuity / disaster recovery and high availability plans.
Good troubleshooting aptitude.