Junior - IT Systems Administrator

Prodapt; San Juan (PR); On-site; USD 65,000 - 90,000; Full time

Job summary

Prodapt is seeking a skilled IT Systems Administrator to manage, optimize, and secure dual-environment server infrastructure. You will deploy, configure, maintain, and monitor Windows and Linux servers to ensure high availability, performance, and security across corporate systems.

The role involves administering AD/GPOs, virtualization with VMware vSphere or Hyper‑V, and backup/recovery planning. On-site work is required, with opportunities to work across hybrid networks.

Qualifications

• Associate degree in computer science or related field, or equivalent experience.
• Strong dual‑proficiency in Windows Server administration and Linux server administration.
• Solid grasp of TCP/IP, routing, switching, VLANs, Firewalls, and secure VPN routing.
• Automation experience using PowerShell or Bash scripting.
• Excellent root‑cause analysis and incident recovery skills.
• Must be fully available to work on-site.

Responsibilities

• Install, configure, and maintain Windows Server versions and Linux distributions on physical and virtual systems.
• Administer Active Directory, GPOs, DNS, and DHCP; manage user identities across hybrid networks.
• Provision, monitor, and scale workloads using VMware vSphere or Hyper‑V; manage NAS/SAN storage.
• Implement OS hardening, baseline access controls, vulnerability management, and endpoint protection.
• Define and test enterprise backup and disaster recovery plans.
• Monitor system performance with enterprise tools (Nagios, Zabbix, Datadog) and optimize uptime.
• Serve as Tier 3 escalation for the Service Desk to resolve OS/network/server issues.

Skills

Windows Server

Linux Server

PowerShell Bash scripting

Networking

Troubleshooting

On-site work

Education

Associate degree in CS

Tools

VMware vSphere

Hyper-V

Active Directory

GPOs

Job description

Prodapt is the largest specialized player in the Connectedness industry. As an AI-first strategic technology partner, Prodapt provides consulting, business reengineering, and managed services for the largest telecom and tech enterprises building networks and digital experiences of tomorrow. A ServiceNow-invested company, Prodapt has been recognized by Gartner as a Large, Telecom-Native, Regional IT Service Provider. A “Great Place To Work® Certified™” company, Prodapt employs over 5,000 technology and domain experts across the Americas, Europe, India, Africa, & Japan. Prodapt is part of the 130-year-old business conglomerate The Jhaver Group, which employs over 32,000 people across 80+ locations globally.

We are looking for a skilled and versatile IT Systems Administrator to manage, optimize, and secure our dual-environment server infrastructure. In this critical role, you will be responsible for the deployment, configuration, maintenance, and monitoring of both Windows and Linux server environments. You will ensure high availability, optimal performance, and robust security across our corporate systems while providing escalated technical support for complex infrastructure challenges.

Key Responsibilities

• Infrastructure Management: Install, configure, and maintain Windows Server versions and Linux distributions (CentOS, RHEL, Ubuntu Enterprise) across physical and virtual systems.
• Identity & Access Control: Administer Active Directory (AD), Group Policies (GPOs), DNS, DHCP, and manage user identity controls across hybrid cross-platform network systems.
• Virtualization & Storage: Provision, monitor, and scale enterprise workloads using virtualization technologies (VMware vSphere or Hyper‑V) and manage connected storage arrays (NAS/SAN).
• Security & Compliance: Implement OS hardening practices, maintain standard system access baselines, and oversee regular vulnerability management, host endpoint protection, and patch deployments.
• Backup & Disaster Recovery: Define, execute, and periodically test comprehensive enterprise backup solutions and system recovery plans.
• Monitoring & Optimization: Set up and monitor system performance metrics using enterprise tools (e.g., Nagios, Zabbix, Datadog) to proactively address bottlenecks and minimize downtime.
• Advanced Escalation: Serve as the Tier 3 escalation point for the Service Desk team to resolve deep OS, network, or server application infrastructure faults.

Required Qualifications

• Experience: Minimum of 3 to 5 years of proven experience operating as an IT Systems Administrator or in an infrastructure infrastructure-engineering capacity.
• Education: Associate degree in computer science or related field, or equivalent experience.
• OS Competency: Strong dual‑proficiency in both Windows Server administration (IIS, Active Directory, GPOs) and Linux server administration (Bash scripting, package management, SSH, systemd).
• Networking Foundations: Solid grasp of network stack protocols including TCP/IP, routing, switching, VLAN segmenting, Firewalls, and secure VPN routing.
• Automation: Practical experience automating routine administrative actions using scripting languages such as PowerShell or Bash.
• Problem Solving: Superior root‑cause analysis skills and the capacity to coordinate system recovery efforts under tight operational timelines.
• Work Arrangement: Must be fully available to work physically on‑site.

Preferred Qualifications

• Industry certifications such as CompTIA Linux+, Red Hat Certified System Administrator (RHCSA), or Microsoft Certified: Windows Server Hybrid Administrator Associate.
• Experience with Infrastructure as Code (IaC) or configuration management automation tooling like Ansible, Puppet, or Terraform.
• Familiarity managing public or hybrid cloud tenants within AWS, Microsoft Azure, or GCP environments.