Systems Administrator - Contractor

As independent, trusted strategic advisors to our clients, Hartman’s mission is to create meaningful business outcomes that foster growth, greater financial returns and market dominance. This role ensures high availability and performance of business applications while maintaining system security, backups, and upgrades.ResponsibilitiesSystem Installation & ConfigurationInstall and configure operating systems (Windows, Linux, or Unix).Set up servers, storage, and virtualization platforms.Deploy and manage enterprise software and services.System MaintenanceMonitor system performance and troubleshoot issues.Perform regular system updates, patches, and upgrades.Maintain system documentation and procedures.User and Access ManagementCreate and manage user accounts and permissions.Support identity management tools such as Active Directory.Enforce security policies and access controls.Network & Infrastructure SupportManage network services (DNS, DHCP, VPN).Maintain server hardware, cloud infrastructure, and data centers.Coordinate with network engineers and IT teams.Backup & Disaster RecoveryImplement and manage backup solutions.Test disaster recovery procedures.Ensure data integrity and business continuity.Security & ComplianceMonitor system security and apply patches.Manage firewalls, antivirus, and endpoint security tools.Ensure compliance with organizational and regulatory standards.Troubleshooting & SupportDiagnose hardware and software issues.Provide technica...