System Administrator

Overview

Plan Group is a leader in delivering Smart Building Technology in both Commercial Real Estate and in Smart Hospitals and we are looking to grow our Technology team. Our focus is to connect the building and the people who work and / or live within them together by optimizing the building operations and the way occupants interact with the building to improve their overall experience. As part of this goal, the Technology team supports these projects with IT infrastructure and systems used by the client and vendors involved, each with their own set of requirements. Leveraging your understanding of IT systems and infrastructure, along with your experience with systems deployment, configuration and support, you will take a technical role in solution deployment.

Responsibilities

Core Responsibilities

• Infrastructure Availability and Security : Ensure reliable operation, security, and uptime of project-specific IT infrastructure (on-prem and cloud). Maintain servers, virtualization hosts, storage, network segmentation, and security controls to meet SLAs.
• Server and Virtualization Administration : Install, configure, and maintain physical servers and virtualization platforms including VMware ESXi, vCenter, Microsoft Hyper-V, and Nutanix AHV. Provision and manage virtual machines, templates, snapshots, and resource pools.
• Directory Services and Identity Management : Administer Active Directory Domain Services, Group Policy Objects (GPO), DNS, DHCP, AD FS, and LDAP integrations. Manage domain joins, OU structure, service accounts, and delegated administration.
• Cloud Platform Operations : Deploy and manage cloud resources across Azure, AWS, and Google Cloud Platform for hybrid and cloud-native workloads. Implement IaaS, PaaS, identity federation, and secure connectivity (VPN / ExpressRoute / VPC).
• Networking and Connectivity : Configure and troubleshoot Layer 2 / Layer 3 networking : VLANs, subnetting, routing, DHCP, DNS, and IP addressing. Support VPNs (site-to-site and client VPN), firewall rules, and network segmentation for building systems and vendor access.
• Security and Perimeter Controls : Implement and maintain firewalls, IDS / IPS, endpoint protection, and hardening standards. Manage VPN access, MFA, role-based access control, and patching cadence to protect sensitive systems.
• Backup, DR, and Recovery : Design and operate backup and recovery solutions (e.g., Veeam, image-based backups, snapshots). Validate recovery plans, perform restores, and maintain RPO / RTO documentation.
• Monitoring, Logging, and Performance : Deploy and maintain monitoring and logging tools (e.g., SolarWinds, Nagios, Prometheus, ELK) to track system health, capacity, and performance. Identify bottlenecks and implement remediation.
• User and Vendor Access Management : Manage user accounts, permissions, password policies, service accounts, and vendor access (least privilege). Administer VPN credentials, jump hosts, and secure remote access procedures.
• Troubleshooting and Incident Response : Diagnose and resolve server, virtualization, storage, network, and application issues. Participate in incident response, root cause analysis, and post-incident remediation.
• Documentation and Change Control : Maintain technical runbooks, network diagrams, configuration baselines, and change logs. Follow ITIL-aligned change control and configuration management practices.

Required Technical Skills

Qualifications And Experience

Nice to Have

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