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Systems Administrator III Endpoint & Infrastructure

  • Systems Administrator III Endpoint & Infrastructure job type Posted on: Nov 04, 2026
  • Systems Administrator III Endpoint & Infrastructure experience level Peak Performers
  • Systems Administrator III Endpoint & Infrastructure employment type Austin, Texas
  • Systems Administrator III Endpoint & Infrastructure salary Salary: $47 per hour
  • Systems Administrator III Endpoint & Infrastructure employment type Onsite
  • Systems Administrator III Endpoint & Infrastructure salary Full-time
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Job Title :

Systems Administrator III Endpoint & Infrastructure

Job Type :

Full-Time

Job Location :

Austin Texas United States

Remote :

No

Jobcon Logo Job Description :

View Full Description

Job Description

Job Description
Take your systems administration expertise to the next level with Peak Performers. We are partnering with a prominent State of Texas agency in Austin to recruit an experienced Systems Administrator III – Endpoint & Infrastructure. This role is ideal for a skilled IT professional proficient in managing endpoint devices, optimizing infrastructure systems, and solving complex technical challenges in a dynamic environment.
 
The Team You Will Be Joining
You will join the agency’s central Information Services Division (ISD), working alongside a collaborative team of IT professionals responsible for enterprise-wide technology operations. Reporting directly to the Chief Information Officer, this team provides critical Tier 1/Tier 2 technical support, network infrastructure maintenance, and endpoint management to ensure seamless day-to-day operations for state government staff.
 
Major Duties
  • Oversee agency endpoint devices (desktops, laptops, phones), including configuration management, imaging, software deployment, and vulnerability remediation.
  • Install, configure, maintain, and administer computers, servers, operating systems, and core applications.
  • Analyze, troubleshoot, and resolve hardware, software, and networking issues (IP, DNS, DHCP, VPN) while providing status reports to leadership.
  • Administer Active Directory and Microsoft 365 access privileges to protect systems from unauthorized access.
  • Develop, test, and document standard operating procedures (SOPs) for system maintenance and technical support.
  • Script routine administration tasks using PowerShell to improve workflow efficiency.
  • Cross-train on critical agency systems and participate in a rotating after-hours/weekend on-call schedule.
 
What are we looking for?
  • Education & Experience Option 1: Bachelor’s degree in Computer Science, MIS, or related field plus 2 years of professional systems administration/support experience.
  • Education & Experience Option 2: 4 years of professional systems administration/support experience directly within an IT department.
  • Education & Experience Option 3: 6 years of professional systems administration/support experience within a government or commercial organization (outside an IT department).
  • Technical Expertise: Hands-on experience with Microsoft configuration management systems (SCCM/MECM/Intune), Active Directory, M365, Windows OS, and PowerShell scripting.
  • Troubleshooting Skills: Demonstrated ability to analyze and resolve complex hardware, software, network, and web conferencing (Teams, Zoom, Webex) issues.
  • Licensure & Physical Requirements: Valid Driver’s License and ability to lift up to 30 lbs for equipment setup.
 
Exciting Opportunity Details
  • Rate: $47.00 / hour
  • Length of Engagement: 6 months (Contract, with high potenital extension or FTE)
  • Days/Hours: Monday – Friday, Regular Business Hours (plus participation in a rotating after-hours/weekend on-call schedule)
  • Location: Austin, TX (On-site / Office environment)
 
The Peak Performers Difference
  • Comprehensive medical, dental, and vision insurance coverage available from the first day of the month following 60 days of employment.
  • Participation in a 403(b)-retirement plan.
  • Priority placement for qualified applicants with chronic medical conditions and/or disabilities.
  • Weekly payments through direct deposit.
  • In business since 1994 and thousands of job placements. 
 
All employment offers are contingent on the successful completion of a pre-employment criminal background check, in compliance with all applicable federal and state laws. 
 
Applicants for employment with Peak Performers must possess work authorization that does not require sponsorship for a visa now or in the future.
 
Peak Performers is an equal opportunity employer and will consider all applicants without regard to race, marital status, sex, age, color, religion, national origin, veteran status, disability, or any other characteristic protected by law. We do not accept unsolicited resumes from headhunters, recruitment agencies, or fee-based recruitment services.
 
Custom Job ID: 27-TX-PO3074
 
#LI-Onsite
 

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Jobcon Logo Position Details

Posted:

Nov 04, 2026

Reference Number:

0f89c027

Employment:

Full-time

Salary:

$47 per hour

City:

Austin

Job Origin:

ziprecruiter

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Job Description

Job Description
Take your systems administration expertise to the next level with Peak Performers. We are partnering with a prominent State of Texas agency in Austin to recruit an experienced Systems Administrator III – Endpoint & Infrastructure. This role is ideal for a skilled IT professional proficient in managing endpoint devices, optimizing infrastructure systems, and solving complex technical challenges in a dynamic environment.
 
The Team You Will Be Joining
You will join the agency’s central Information Services Division (ISD), working alongside a collaborative team of IT professionals responsible for enterprise-wide technology operations. Reporting directly to the Chief Information Officer, this team provides critical Tier 1/Tier 2 technical support, network infrastructure maintenance, and endpoint management to ensure seamless day-to-day operations for state government staff.
 
Major Duties
  • Oversee agency endpoint devices (desktops, laptops, phones), including configuration management, imaging, software deployment, and vulnerability remediation.
  • Install, configure, maintain, and administer computers, servers, operating systems, and core applications.
  • Analyze, troubleshoot, and resolve hardware, software, and networking issues (IP, DNS, DHCP, VPN) while providing status reports to leadership.
  • Administer Active Directory and Microsoft 365 access privileges to protect systems from unauthorized access.
  • Develop, test, and document standard operating procedures (SOPs) for system maintenance and technical support.
  • Script routine administration tasks using PowerShell to improve workflow efficiency.
  • Cross-train on critical agency systems and participate in a rotating after-hours/weekend on-call schedule.
 
What are we looking for?
  • Education & Experience Option 1: Bachelor’s degree in Computer Science, MIS, or related field plus 2 years of professional systems administration/support experience.
  • Education & Experience Option 2: 4 years of professional systems administration/support experience directly within an IT department.
  • Education & Experience Option 3: 6 years of professional systems administration/support experience within a government or commercial organization (outside an IT department).
  • Technical Expertise: Hands-on experience with Microsoft configuration management systems (SCCM/MECM/Intune), Active Directory, M365, Windows OS, and PowerShell scripting.
  • Troubleshooting Skills: Demonstrated ability to analyze and resolve complex hardware, software, network, and web conferencing (Teams, Zoom, Webex) issues.
  • Licensure & Physical Requirements: Valid Driver’s License and ability to lift up to 30 lbs for equipment setup.
 
Exciting Opportunity Details
  • Rate: $47.00 / hour
  • Length of Engagement: 6 months (Contract, with high potenital extension or FTE)
  • Days/Hours: Monday – Friday, Regular Business Hours (plus participation in a rotating after-hours/weekend on-call schedule)
  • Location: Austin, TX (On-site / Office environment)
 
The Peak Performers Difference
  • Comprehensive medical, dental, and vision insurance coverage available from the first day of the month following 60 days of employment.
  • Participation in a 403(b)-retirement plan.
  • Priority placement for qualified applicants with chronic medical conditions and/or disabilities.
  • Weekly payments through direct deposit.
  • In business since 1994 and thousands of job placements. 
 
All employment offers are contingent on the successful completion of a pre-employment criminal background check, in compliance with all applicable federal and state laws. 
 
Applicants for employment with Peak Performers must possess work authorization that does not require sponsorship for a visa now or in the future.
 
Peak Performers is an equal opportunity employer and will consider all applicants without regard to race, marital status, sex, age, color, religion, national origin, veteran status, disability, or any other characteristic protected by law. We do not accept unsolicited resumes from headhunters, recruitment agencies, or fee-based recruitment services.
 
Custom Job ID: 27-TX-PO3074
 
#LI-Onsite
 

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