Senior Systems Administraror - AST

Aspire Software is looking for an System Administrator to join our team in Lebanon. Here is a little window into our company: Aspire Software operates and manages wholly owned software companies, providing mission-critical solutions across multiple verticals. By implementing industry best practices, Aspire delivers a time sensitive integration process, and the operation of a decentralized model has allowed it to become a hub for creating rapid growth by reinvesting in its portfolio.

Key Responsibilities • Administer Windows Server and Linux VM environments — Ubuntu/RHEL, ensuring high availability, performance, and security compliance • Administer Dell blade server environments and enterprise SAN/NAS storage — performance tuning and capacity planning • Oversee VMware vSphere environment including ESXi hosts, vCenter, and VM lifecycle management • Maintain high availability configurations and ensure infrastructure resilience for production systems • Lead regular maintenance windows, patching cycles, and hardware lifecycle planning

SQL Server Administration (Must-Have) • Manage and maintain SQL Server databases across multiple environments — dev, staging, QA, production • Administer SQL Server Always On Availability Groups and/or Failover Cluster Instances • Perform database performance tuning, index optimization, and query analysis • Execute and validate backup, restore, and DR procedures for SQL environments • Partner with development teams to troubleshoot slow queries and support schema changes • Manage SQL security, roles, permissions, and auditing best practices

Windows / IIS Administration (Must-Have) • Manage and maintain IIS web server configurations for .NET applications across multiple servers • Administer application pools, SSL certificate bindings, and site configurations • Troubleshoot IIS performance issues, 500-series errors, and application layer problems • Support Active Directory, DNS, DHCP, Group Policy, and Windows Server services

DevOps & Automation • Maintain and improve CI/CD pipelines supporting application deployments — TeamCity, Octopus Deploy, or similar • Write and maintain automation scripts to reduce manual operational work — PowerShell, Bash, Python • Manage Docker-based containerized workloads and support container orchestration

• Support Infrastructure as Code practices for environment provisioning and configuration management • Collaborate with development teams to streamline deployment processes and improve release reliability

Cloud & Hybrid Infrastructure • Manage cloud-hosted environments on Azure, AWS and GCP — VMs, backups, region-specific customer environments • Administer Veeam Backup for both local NAS and cloud-based backup targets • Support hybrid connectivity, VPN management, and cross-region performance • Optimize cloud resource usage and manage costs across environments

Networking & Security • Manage firewalls, VLANs, routing, and network segmentation in a datacenter environment • Oversee HAProxy or similar load balancing configurations across web and application tiers • Enforce security policies, conduct access reviews, and support compliance requirements • Manage SSL certificate lifecycle across internal and customer-facing services

Monitoring & Incident Response • Maintain infrastructure and application monitoring using tools such as Zabbix, LogicMonitor, Graylog, or similar • Lead root cause analysis for production incidents and communicate findings to stakeholders • Provide on-call support for critical infrastructure issues • Document runbooks, incident response procedures, and system configurations