System Admin

Global Sumi Technologies Inc.,; Roanoke (VA); On-site; USD 60,000 - 90,000; Full time

Job summary

Global Sumi Technologies Inc. is seeking a System Administrator in the Roanoke area (Salem, VA) with 4–7 years of experience to manage and optimize IT infrastructure. The role covers server provisioning, monitoring, backups, and incident response.

You will perform daily operations, patch management, and capacity planning while supporting various stakeholders. The position requires independent judgment and entails work in a dynamic environment near Roanoke, VA.

Qualifications

• 4–7 years of experience in systems administration or a related field.
• Ability to plan, implement, and support IT infrastructure with limited supervision.
• Experience with backup, monitoring, and incident response.

Responsibilities

• Systems administration engineering and provisioning, operations and support, maintenance and R&D.
• Install, rebuild, and configure servers, hardware, services, and storage per standards.
• Perform daily system monitoring and verify integrity of resources and processes; review logs and backups.
• Perform/verify daily backups and ensure data is safely stored.
• Create, modify, and delete user accounts as requested.
• Provide Tier III support; troubleshoot issues and coordinate with stakeholders.
• Apply OS patches and upgrades; configure services as needed.
• Maintain procedures and perform capacity planning with performance reports.
• Tune performance, upgrade hardware, and optimize resources; manage partitions.
• Upgrade and configure system software or asset management apps as required.
• Experience with VMware ESXi, Windows Server, and Linux environments preferred.

Skills

System administration

Backup & recovery

Incident response

Planning & execution

Troubleshooting

Tools

VMware ESXi 7.x

Windows Server 2016/2019/2022/2025

Linux environments

Job description

System Administrator

Salem, VA

Years of Experience

4-7 years of experience in the field or in a related area.

Job Description

Familiar with standard concepts, practices, and procedures within a particular field. Relies on limited experience and judgment to plan and accomplish goals. A certain degree of creativity and latitude is required. Works under limited supervision with considerable latitude for the use of initiative and independent judgment.

• Systems administration engineering and provisioning, operations and support, maintenance and research and development to ensure continual innovation.
• Install new / rebuild existing servers and configure hardware, peripherals, services, settings, directories, storage, etc.in accordance with standards and project/operational requirements.
• Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups. Perform regular security monitoring to identify any possible intrusions.
• Perform/verify daily backup operations, ensuring all required file systems and system data are successfully backed up to the appropriate media/network location.
• Perform regular file archival and purge as necessary. Create, change, and delete user accounts per request.
• Provide Tier III/other support per request from various constituencies. Investigate and troubleshoot issues. Diagnose and recover from hardware or software failures. Coordinate and communicate with impacted constituencies.
• Apply OS patches and upgrades on a regular basis, and upgrade administrative tools and utilities. Configure / add new services as necessary.
• Maintain operational, configuration, or other procedures. Perform periodic performance reporting to support capacity planning.
• Perform ongoing performance tuning, hardware upgrades, and resource optimization as required. Configure CPU, memory, and disk partitions as required. Maintain data center environmental and monitoring equipment.
• Upgrade and configure system software or Asset Management applications per project or operational needs.
• Experience with VMware ESXi 7.x (or higher), Microsoft Windows Server (2016, 2019,2022, 2025), and Linux environments preferred.