Direct message the job poster from TESYS NETWORKS
Business Operations and Human Resources Manager @ TESYS NETWORKS | BBA
Position Overview
TESYS Networks is seeking a skilled and proactive Systems Administrator to join our Managed Services Provider (MSP) team. In this role, you will be responsible for the day-to-day administration, support, and maintenance of client systems across diverse environments. You will work closely with our service desk, NOC, and engineering teams to ensure server stability, security, and performance while delivering an exceptional support experience to our clients.
The idóneo candidate will have a strong background in Microsoft server environments, virtualization platforms, and cloud infrastructure. This is a hands-on technical role that requires solid troubleshooting skills, attention to detail, and the ability to manage multiple clients and tasks in a fast-paced MSP environment.
Key Responsibilities
- Manage and support client Windows Server environments
- Perform patch management, system upgrades, and ongoing server maintenance
- Deploy, configure,



and monitor virtual environments (VMware, Hyper-V)
- Administer Active Directory, DNS, DHCP, Group Policy, and file services
- Troubleshoot complex server, network, and infrastructure issues
- Participate in onboarding new clients, including server documentation and assessments
- Implement backup and disaster recovery solutions
- Assist with cloud-based infrastructure (Microsoft Azure, Office 365)
- Collaborate with Service Desk (Connectwise) and NOC teams to resolve escalated tickets
- Create and maintain system documentation and client infrastructure diagrams
- Participate in on-call rotations for after-hours emergency support

Required Qualifications
- 3+ years of experience in a server engineering or systems administration role
- Deep understanding of Microsoft server technologies and services
- Experience with scripting (PowerShell)
- Proficiency in virtualization technologies (VMware vSp

📌 System Administrator (Medellín)
🏢 Tesys Networks
📍 Medellín