# Senior Systems Administraror - AST

> Valsoft Corporation · Beirut, Lebanon (Hybrid) · Full-time · Posted 2026-05-22

**Workplace:** hybrid

**Department:** IT

## Description

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

## Requirements

-   SQL Server SQL Server 2014–2022, Always On AG or FCI, performance tuning, T-SQL, backup/restore, SSMS
-   IIS / Windows IIS 8.5+, .NET application hosting, app pool management, SSL configuration, Windows Server 2016+
-   Linux Ubuntu / Red Hat / CentOS server administration, shell scripting, service management
-   Experience 3–5+ years in a Senior Sysadmin or Infrastructure Engineer role in a production environment

STRONG ASSETS

-   Virtualization VMware vSphere / ESXi / vCenter, VM lifecycle management, resource optimization
-   Storage Enterprise SAN/NAS management, Dell PowerStore or similar, FC connectivity, storage performance
-   DevOps CI/CD pipelines, PowerShell / Bash / Python scripting, Docker, IaC fundamentals
-   Networking Firewalls (Cisco ASA, Palo Alto, Fortinet), HAProxy, VLANs, VPN, routing fundamentals
-   Cloud Azure and/or GCP — VM management, backup targets, hybrid connectivity, cloud-hosted environments

-   Active Directory Multi-domain AD, GPO, ADFS, DNS/DHCP administration

NICE TO HAVE

-   DevOps Tools TeamCity, Octopus Deploy, Terraform, Ansible, Kubernetes basics
-   Logging Graylog, ELK Stack, or similar centralized log management

## Apply

[Apply at Valsoft Corporation](https://apply.workable.com/valsoft-corp/j/5DA9D309AF/apply)

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