Overview
On Site
70 - 75
Contract - W2
Contract - 12 Month(s)
No Travel Required
Unable to Provide Sponsorship
Skills
ADFS
Active Directory
Backup Administration
Business Continuity Planning
Cabling
Collaboration
Computer Hardware
DHCP
Dragon NaturallySpeaking
DNS
Disaster Recovery
Dell
High Availability
Load Balancing
RAID
Provisioning
Microsoft Windows Server 2008
Microsoft IIS
Lifecycle Management
Red Hat Enterprise Linux
Microsoft Windows
Regulatory Compliance
Print Servers
System Administration
Server Hardware
Job Details
Senior Systems Administrator (Linux & Windows)
12+ Month Contract
Onsite – Downtown Dallas ,TX
We are seeking an experienced Senior Systems Administrator with 8+ years of hands-on expertise supporting Windows, Linux, VMware, and Nutanix environments. The ideal candidate will manage mixed server environments, ensure security compliance, support control system operations, and provide tier-3 technical troubleshooting.
Key Responsibilities
- Administer Windows (2008–2019) and Linux (RHEL 7/8/9) servers.
- Manage VMware vSphere, vRealize Suite, vRA, vRO, Horizon View, and Nutanix.
- Perform server provisioning, lifecycle management, upgrades, and decommissioning.
- Maintain virtualized environments and VDI infrastructure.
- Apply OS patches, updates, and ensure security baseline compliance (NERC CIP).
- Monitor server performance, health, utilization, and provide reporting.
- Support business continuity, disaster recovery, and control system operations.
- Collaborate with application, network, and security teams.
- Participate in on-call rotation for control system support.
Required Technical Skills
- Strong experience with Windows, Linux, Active Directory, DNS, DHCP, IIS, ADFS, GPOs.
- Expertise with VMware, Hyper-V, virtualization tuning, high availability, and DR.
- Hands-on with RAID management, backups, automation, PowerShell scripting.
- Knowledge of file/print servers, load balancing, MS clusters, FT design.
- Experience with OEM hardware (Dell/HP), racking/cabling, and remote access tools.
- Troubleshooting experience across server hardware, OS, and virtualization layers.
Preferred
- Experience supporting Operations Technology (OT) or Control System environments.
- Background in working with large, complex, multi-team environments.
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.