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Systems Administrator - Careers at Robert Half

Robert Half

Systems Administrator - Careers at Robert Half

contractPosted: Feb 4, 2026

Job Description

About the Systems Administrator Role at Robert Half

Join Robert Half's esteemed client in San Antonio, Texas, as a Systems Administrator on an exciting contract basis. This position is perfect for seasoned IT professionals passionate about maintaining robust IT infrastructures that drive business success. As a key player in our operations, you'll manage critical systems, ensure seamless performance, and implement innovative solutions to enhance efficiency. Robert Half, a leader in staffing and recruiting, connects top talent like you with opportunities that accelerate careers. With San Antonio's booming tech scene and vibrant economy, this role offers not just a job, but a gateway to professional fulfillment in one of Texas's most dynamic cities.

In this role, you'll dive into the heart of IT operations, handling everything from daily maintenance to strategic upgrades. Our client values expertise in Windows environments, virtualization, and automation scripting, making this an ideal fit for those with hands-on experience in modern IT ecosystems. Whether you're troubleshooting complex issues or collaborating with cross-functional teams, your contributions will directly impact operational excellence. Embrace the chance to work in a supportive environment where your skills in Systems Administration, Active Directory, and PowerShell shine. This contract position provides flexibility while building your resume with prestigious Robert Half-backed experience.

Key Responsibilities

Core System Administration Duties

Daily tasks include provisioning, installing, configuring, patching, and maintaining hardware and software systems to keep operations running smoothly. You'll be the go-to expert for ensuring uptime and performance in a fast-paced environment.

Windows and Infrastructure Management

Manage Windows Active Directory environments, alongside storage solutions, network infrastructure, and backup systems. Your proficiency here will safeguard data integrity and network reliability.

Monitoring and Virtualization Support

Operate Microsoft system tools for monitoring and leverage your skills in Microsoft Hyper-V and VMware vCenter for virtualization administration, optimizing resource allocation and scalability.

Automation and Troubleshooting

Develop PowerShell scripts to automate repetitive tasks, boosting efficiency. Conduct regular assessments, troubleshoot issues proactively, and collaborate on infrastructure improvements.

Communication and Collaboration

Bridge the gap between technical and non-technical teams by explaining complex concepts clearly. Partner with IT peers to resolve challenges and plan upgrades.

Required Qualifications

To thrive, you need proven system administration experience, deep knowledge of Windows Active Directory, and hands-on expertise with virtualization platforms like Hyper-V and vCenter. PowerShell scripting proficiency is essential for automation. Strong troubleshooting skills, familiarity with monitoring tools, and the ability to communicate effectively are non-negotiable. A background in network, storage, and backup management rounds out the ideal profile. Robert Half seeks candidates who demonstrate reliability, a proactive mindset, and a commitment to IT best practices. Certifications in Microsoft technologies or VMware are highly desirable. If you're ready to elevate your career in San Antonio's thriving job market, this is your opportunity.

Why Join Us at Robert Half?

Robert Half offers unparalleled support, from expert recruitment guidance to access to premium opportunities across industries. Enjoy competitive compensation reflecting San Antonio's market rates, professional development resources, and the flexibility of contract work with potential for long-term engagements. Work in a collaborative culture that values innovation and growth. San Antonio, with its rich history, diverse economy, and low cost of living, provides an exceptional backdrop for your career. By partnering with Robert Half, you're not just filling a role—you're advancing in a network renowned for placing top IT talent. Apply now and transform your expertise into impactful results. Keywords: Systems Administrator jobs San Antonio TX, IT systems admin Robert Half, Windows admin contract, virtualization specialist Texas.

Locations

  • San Antonio, Texas, United States

Salary

Estimated Salary Rangehigh confidence

72,800 - 109,200 USD / yearly

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Windows Active Directoryintermediate
  • Microsoft Hyper-Vintermediate
  • VMware vCenterintermediate
  • PowerShell scriptingintermediate
  • System monitoring toolsintermediate
  • Network infrastructure managementintermediate
  • Backup systems administrationintermediate
  • IT troubleshootingintermediate
  • System patching and maintenanceintermediate
  • Virtualization platformsintermediate

Required Qualifications

  • Proven experience in system administration (experience)
  • Strong background in Windows Active Directory environments (experience)
  • Proficiency in Microsoft Hyper-V and VMware vCenter (experience)
  • Expertise in PowerShell scripting for automation (experience)
  • Ability to communicate technical concepts to non-technical stakeholders (experience)
  • Experience with monitoring and management tools like Microsoft System Center (experience)
  • Knowledge of storage, network infrastructure, and backup systems (experience)
  • Track record of ensuring system reliability and performance (experience)

Responsibilities

  • Perform daily system administration tasks including provisioning, installation, configuration, patching, and maintenance of hardware and software systems
  • Manage and support Windows Active Directory environments, storage, network infrastructure, and backup systems
  • Operate and maintain monitoring and management tools such as Microsoft system tools
  • Communicate complex technical concepts effectively to non-technical team members and stakeholders
  • Administer and provide support for virtualization platforms including Microsoft Hyper-V and VMware vCenter
  • Develop and utilize PowerShell scripts to enhance system automation and efficiency
  • Ensure system reliability and performance by conducting regular assessments and troubleshooting issues
  • Collaborate with other IT professionals to optimize system operations and resolve technical challenges
  • Contribute to the planning and implementation of infrastructure upgrades and improvements

Benefits

  • general: Competitive hourly rate for contract position
  • general: Opportunity to work with cutting-edge IT infrastructure
  • general: Professional growth and development opportunities through Robert Half
  • general: Flexible contract terms with potential for extension
  • general: Collaborative team environment
  • general: Access to Robert Half's extensive network and resources
  • general: Support for work-life balance in a dynamic San Antonio location

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Robert Half logo

Systems Administrator - Careers at Robert Half

Robert Half

Systems Administrator - Careers at Robert Half

contractPosted: Feb 4, 2026

Job Description

About the Systems Administrator Role at Robert Half

Join Robert Half's esteemed client in San Antonio, Texas, as a Systems Administrator on an exciting contract basis. This position is perfect for seasoned IT professionals passionate about maintaining robust IT infrastructures that drive business success. As a key player in our operations, you'll manage critical systems, ensure seamless performance, and implement innovative solutions to enhance efficiency. Robert Half, a leader in staffing and recruiting, connects top talent like you with opportunities that accelerate careers. With San Antonio's booming tech scene and vibrant economy, this role offers not just a job, but a gateway to professional fulfillment in one of Texas's most dynamic cities.

In this role, you'll dive into the heart of IT operations, handling everything from daily maintenance to strategic upgrades. Our client values expertise in Windows environments, virtualization, and automation scripting, making this an ideal fit for those with hands-on experience in modern IT ecosystems. Whether you're troubleshooting complex issues or collaborating with cross-functional teams, your contributions will directly impact operational excellence. Embrace the chance to work in a supportive environment where your skills in Systems Administration, Active Directory, and PowerShell shine. This contract position provides flexibility while building your resume with prestigious Robert Half-backed experience.

Key Responsibilities

Core System Administration Duties

Daily tasks include provisioning, installing, configuring, patching, and maintaining hardware and software systems to keep operations running smoothly. You'll be the go-to expert for ensuring uptime and performance in a fast-paced environment.

Windows and Infrastructure Management

Manage Windows Active Directory environments, alongside storage solutions, network infrastructure, and backup systems. Your proficiency here will safeguard data integrity and network reliability.

Monitoring and Virtualization Support

Operate Microsoft system tools for monitoring and leverage your skills in Microsoft Hyper-V and VMware vCenter for virtualization administration, optimizing resource allocation and scalability.

Automation and Troubleshooting

Develop PowerShell scripts to automate repetitive tasks, boosting efficiency. Conduct regular assessments, troubleshoot issues proactively, and collaborate on infrastructure improvements.

Communication and Collaboration

Bridge the gap between technical and non-technical teams by explaining complex concepts clearly. Partner with IT peers to resolve challenges and plan upgrades.

Required Qualifications

To thrive, you need proven system administration experience, deep knowledge of Windows Active Directory, and hands-on expertise with virtualization platforms like Hyper-V and vCenter. PowerShell scripting proficiency is essential for automation. Strong troubleshooting skills, familiarity with monitoring tools, and the ability to communicate effectively are non-negotiable. A background in network, storage, and backup management rounds out the ideal profile. Robert Half seeks candidates who demonstrate reliability, a proactive mindset, and a commitment to IT best practices. Certifications in Microsoft technologies or VMware are highly desirable. If you're ready to elevate your career in San Antonio's thriving job market, this is your opportunity.

Why Join Us at Robert Half?

Robert Half offers unparalleled support, from expert recruitment guidance to access to premium opportunities across industries. Enjoy competitive compensation reflecting San Antonio's market rates, professional development resources, and the flexibility of contract work with potential for long-term engagements. Work in a collaborative culture that values innovation and growth. San Antonio, with its rich history, diverse economy, and low cost of living, provides an exceptional backdrop for your career. By partnering with Robert Half, you're not just filling a role—you're advancing in a network renowned for placing top IT talent. Apply now and transform your expertise into impactful results. Keywords: Systems Administrator jobs San Antonio TX, IT systems admin Robert Half, Windows admin contract, virtualization specialist Texas.

Locations

  • San Antonio, Texas, United States

Salary

Estimated Salary Rangehigh confidence

72,800 - 109,200 USD / yearly

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Windows Active Directoryintermediate
  • Microsoft Hyper-Vintermediate
  • VMware vCenterintermediate
  • PowerShell scriptingintermediate
  • System monitoring toolsintermediate
  • Network infrastructure managementintermediate
  • Backup systems administrationintermediate
  • IT troubleshootingintermediate
  • System patching and maintenanceintermediate
  • Virtualization platformsintermediate

Required Qualifications

  • Proven experience in system administration (experience)
  • Strong background in Windows Active Directory environments (experience)
  • Proficiency in Microsoft Hyper-V and VMware vCenter (experience)
  • Expertise in PowerShell scripting for automation (experience)
  • Ability to communicate technical concepts to non-technical stakeholders (experience)
  • Experience with monitoring and management tools like Microsoft System Center (experience)
  • Knowledge of storage, network infrastructure, and backup systems (experience)
  • Track record of ensuring system reliability and performance (experience)

Responsibilities

  • Perform daily system administration tasks including provisioning, installation, configuration, patching, and maintenance of hardware and software systems
  • Manage and support Windows Active Directory environments, storage, network infrastructure, and backup systems
  • Operate and maintain monitoring and management tools such as Microsoft system tools
  • Communicate complex technical concepts effectively to non-technical team members and stakeholders
  • Administer and provide support for virtualization platforms including Microsoft Hyper-V and VMware vCenter
  • Develop and utilize PowerShell scripts to enhance system automation and efficiency
  • Ensure system reliability and performance by conducting regular assessments and troubleshooting issues
  • Collaborate with other IT professionals to optimize system operations and resolve technical challenges
  • Contribute to the planning and implementation of infrastructure upgrades and improvements

Benefits

  • general: Competitive hourly rate for contract position
  • general: Opportunity to work with cutting-edge IT infrastructure
  • general: Professional growth and development opportunities through Robert Half
  • general: Flexible contract terms with potential for extension
  • general: Collaborative team environment
  • general: Access to Robert Half's extensive network and resources
  • general: Support for work-life balance in a dynamic San Antonio location

Target Your Resume for "Systems Administrator - Careers at Robert Half" , Robert Half

Get personalized recommendations to optimize your resume specifically for Systems Administrator - Careers at Robert Half. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Systems Administrator - Careers at Robert Half" , Robert Half

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

Robert Half CareersJobs in San Antonio, TXSystems AdministratorIT Jobs TexasWindows AdminVirtualization JobsFinanceAccountingAdmin

Answer 10 quick questions to check your fit for Systems Administrator - Careers at Robert Half @ Robert Half.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.