Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

On-Site 24/7 Tier-2 Systems Administrator

ASRC Federal

ASRC Federal is hiring an Intermediate Systems Administrator (Tier-2) to support operations in San Antonio, Texas. The role involves troubleshooting and maintaining enterprise products while providing continuous operational support. Applicants must have a relevant degree and certification, as well as the ability to work on-call and travel if necessary. Competitive benefits and a supportive work environment are provided. #J-18808-Ljbffr ASRC Federal

Vacancy posted 12 hours ago
Similar jobs that could be interesting for youBased on the On-Site 24/7 Tier-2 Systems Administrator in San Antonio, TX vacancy
  •  ...leading government contractor is seeking a Junior Systems Administrator for a role based in San Antonio, TX. This position involves 24/7 operations support, system monitoring, and troubleshooting, specifically within the Tier-2 level. Candidates must provide excellent... 
    Website
    For contractors

    ASRC Federal Holding Company

    San Antonio, TX
    2 days ago
  •  ...currently seeking an Intermediate Systems Administrator - Tier-2 Level to support upcoming work located...  ...Summary: This contract will provide 24/7/365 operations support to the...  ...arrangement : This position will require on-site occupancy at or near the Ft Sam Houston... 
    Website
    Contract work
    For contractors
    Work experience placement
    Remote work
    Flexible hours
    Shift work

    ASRC Federal Holding Company

    San Antonio, TX
    a month ago
  • A leading government contractor is seeking a Senior Systems Administrator in San Antonio, TX. This role involves managing Tier 2 support and requires 8 years of relevant IT experience. Candidates must be U.S. citizens able to obtain a Public Trust, and have certifications... 
    Website
    For contractors

    ASRC Federal Holding Company

    San Antonio, TX
    4 days ago
  •  ...Our highly certified experts build systems that drive efficiency, accelerate modernization...  ..., and innovative environment. Tier 2 Level Systems Administration Support Services Concept Plus is...  ...usage and performance. Provide Site Administrator support and Enterprise... 
    Website
    Local area
    Remote work
    Flexible hours

    Concept Plus

    San Antonio, TX
    3 days ago
  •  ...Work ( Position : Intermediate System Administrator, Tier-3 Location : San Antonio, TX (On-Site.) Clearance : U.S. Citizen...  ...Summary: This contract will provide 24/7/365 operations support to the...  ...or related discipline, with 2 years of relevant experience ORAA... 
    Website
    Contract work
    For contractors
    Work experience placement
    Work at office
    Remote work
    Flexible hours
    Shift work

    ASRC Federal Holding Company

    San Antonio, TX
    21 hours ago
  •  ...Senior Enterprise Management Systems Administrator - Tier-3 Level to support upcoming...  ...This contract will provide 24/7/365 operations support to...  ...position will require on-site occupancy at or near the Ft...  ...up workflows and the proper 2-person integrity for actions... 
    Website
    Contract work
    For contractors
    Work experience placement
    Remote work
    Flexible hours
    Shift work

    ASRC Federal Holding Company

    San Antonio, TX
    a month ago
  • A leading government contractor in San Antonio is seeking an Intermediate Systems Administrator for 24/7 operations support. The role requires moderate experience in systems administration and the ability to troubleshoot complex IT issues. Applicants must be U.S. citizens... 
    For contractors

    ASRC Federal Holding Company

    San Antonio, TX
    4 days ago
  • A leading government contractor in Texas is seeking an Intermediate System Administrator - Tier-3 Level to provide 24/7 operations support. The role requires on-site presence and U.S. citizenship to obtain Public Trust. Responsibilities include managing services like Active... 
    Website
    For contractors

    ASRC Federal Holding Company

    San Antonio, TX
    2 days ago
  • A technology solutions provider is seeking a Tier 2 Level Systems Administration Support Services role in San Antonio, Texas. The candidate will support operations for enterprise-level products and services, manage Active Directory, and monitor systems to ensure continuity... 

    Concept Plus

    San Antonio, TX
    4 days ago
  • BUSINESS ENABLED ACQUISITIONandTECHNOLOGY Inc is seeking a Tier 2 Systems Administrator for full-time support in San Antonio, TX. The candidate will provide enterprise-level operations and troubleshooting for the Defense Health Agency's IT services, ensuring system reliability... 
    Full time

    BUSINESS ENABLED ACQUISITIONandTECHNOLOGY Inc

    San Antonio, TX
    3 days ago
  •  ...Systems Administrator I2X Technologies is a reputable technology...  ...This position will be on-site and will require an...  ...maintenance documentation for 24/7/365 personnel....  ...experience or Master with 2+ years of prior relevant...  .... Experience with Tier 2 system administration... 
    Website
    Work experience placement
    Local area
    Long distance

    I2X/ISYS Technologies

    San Antonio, TX
    3 days ago
  •  ...Our highly certified experts build systems that drive efficiency, accelerate modernization...  ...the Role Concept Plus is seeking a Tier 3 Level Systems Administration Support Services role to analyze,...  ...Tools, to manage schema extensions, sites and services, domains and trusts,... 
    Website
    For contractors
    Local area
    Flexible hours

    Concept Plus LLC

    San Antonio, TX
    12 hours ago
  •  ...controls, audiovisual, and IT systems. Headquarters in Tysons...  ...a Network Specialist 2 to join our Security...  ...tours, etc. of client sites, as required Design:...  ...ability to support 24/7 on-call schedule System...  ...of network administration as related to business... 
    Website
    Work at office
    Local area
    Flexible hours

    M.C. Dean, Inc.

    San Antonio, TX
    2 days ago
  •  ...Antonio, Texas is searching for a skilled Tier 2 Technician. This role involves mastering...  ...repairs and diagnostics on various truck systems, particularly in Mack and Volvo brands....  ...of heavy-duty trucks. This full-time, on-site position offers competitive compensation... 
    Website
    Full time

    Bruckner Truck Sales, Inc.

    San Antonio, TX
    4 days ago
  •  ...Polygraphs is required POSITION: Systems Administrator REQUISITION: MAR.Texas-...  ...unclassified locations: • Customized on-site IT support, maintenance and...  ...devices, mobile devices, etc. Provides Tier 1 (Help Desk) and Tier 2 and Tier 3(Escalation) problem identification... 
    Website
    Remote work

    Capital Solutions Group LLC

    San Antonio, TX
    1 day ago
  • $70k - $109.97k

     ...Systems Administrator II Job Category: Information Technology Work Location...  ...and performance. Provide Site Administrator support and Enterprise...  ...to Enterprise Operations (Tier 3). Provide the de-escalation...  ...designated institution ~2+ years of relevant... 
    Website
    Contract work
    Work experience placement
    Remote work
    Flexible hours

    Alpha Omega Services

    San Antonio, TX
    3 days ago
  • A leading government contractor in San Antonio is seeking a Senior System Administrator to provide Tier-3 level support in IT services. This role demands a U.S. citizen with a capacity to obtain a Public Trust clearance and a minimum of 8 years of relevant experience in... 
    Website
    For contractors

    ASRC Federal Holding Company

    San Antonio, TX
    2 days ago
  • $50k

     ...responsible for activities related to Systems Administration and the integration with server operating...  ...remote, the position may require on-site visits as needed. Responsibilities Administer...  ...various customer accounts. Provides tier 2/3 technical support and serves as... 
    Website
    Bank staff
    Local area
    Remote work
    Flexible hours

    uthscsa.edu

    San Antonio, TX
    2 days ago
  • $130k - $140k

    Itezz, Inc. is looking for a System Administrator (SA) Skill Level 3 to provide support for implementation, troubleshooting, and maintenance...  ...will manage IT system infrastructure, providing both Tier 1 and Tier 2 support. Required qualifications include TS/SCI clearance... 
    Full time

    Itezz, Inc.

    San Antonio, TX
    21 hours ago
  • $84.4k - $100.3k

     ...required. Five (5) years of additional system administration experience may be substituted for a bachelor...  ...10 pm-6 am (Day shift training 6 am-2 pm for up to 3 months). Security+ Certification...  ...of telecommunications systems. Provide 24/7 mission and infrastructure monitoring,... 
    Local area
    Day shift

    ELEVI Associates

    San Antonio, TX
    3 days ago
  •  ...workplace JOB SUMMARY The technicians in Tier 2 will have mastered the skills trained in...  ...of on-line training and approved off site training and specified below. A...  ...Working knowledge and can demonstrate systems knowledge of: (Air System, Fuel Systems,... 
    Website
    Work at office
    Flexible hours

    Bruckner Truck

    San Antonio, TX
    1 day ago
  • $22 - $25 per hour

     ...Mitigation Technician - Tier 2 San Antonio TX - San Antonio, TX 78217 Overview Salary Range $22.00 - $25.00 Hourly Position...  ...of this job, the employee is regularly required to visit project sites that have incurred catastrophic events from fire, water, and storm... 
    Website
    Hourly pay
    Full time
    Work at office
    Local area

    JENKINS SERVICES GROUP

    San Antonio, TX
    7 days ago
  •  ...looking for a skilled SharePoint Developer and Support Specialist - Tier 2 in San Antonio, Texas. This position offers the opportunity to...  .... The role demands a proactive approach in ensuring system health and enhancing user experience. #J-18808-Ljbffr Nakupuna... 

    Nakupuna Companies

    San Antonio, TX
    4 days ago
  •  ...LLC, a Koniag Government Services company, is seeking a Tier 2 Level Systems Administration Support Services to support KDS and our government customer...  ...and 3,000 physical and virtual servers across 250 sites worldwide. Provides high-level strategic guidance to DHA... 
    Website
    Local area
    Worldwide
    Flexible hours

    Koniag Government Services, LLC

    San Antonio, TX
    1 day ago
  •  ...System Administrator LOCATION San Antonio, TX 78208 CLEARANCE TS/SCI Full Poly (Please...  ...Support Specialist, IT Specialist, Site Reliability Engineer, DevOps Engineer, Systems...  ...Bachelor's Degree. Some contracts give 2 years experience credit for a Master's... 
    Website
    Temporary work
    For contractors
    Immediate start
    Flexible hours

    Cymertek

    San Antonio, TX
    1 day ago
  • $75k - $113.79k

     ...Systems Administrator III Job Category: Information Technology Requisition Number: SYSTE00227...  ...Posted: March 18, 2026 Full-Time On-site Location: San Antonio, TX 78226, USA...  ...Support and troubleshoot by providing Tier 3 support for Exchange Online-related... 
    Website
    Full time
    Contract work
    Work experience placement
    Flexible hours

    Alpha Omega Services

    San Antonio, TX
    3 days ago
  •  ...supporting deployments of the JCO system on the JCC2 AWS environment, if...  .... Must be able to report on-site in San Antonio, TX up to five...  ...At least 10 years of IT systems administrative experience with both Microsoft and Linux platforms. 2 years of proficient understanding... 
    Website
    Contract work

    https:/www.scheurer.org/careers/

    San Antonio, TX
    1 day ago
  •  ...) Location San Antonio, TX (On-site) Federal Background Investigation Required Tier 3 (T3) IT Security Designation...  ...new or existing server operating systems and related infrastructure software...  ...CE) Linux+ MCITP: 2008 Server Administrator Oracle 10G DBA CCNA (Cisco... 
    Website
    Permanent employment

    A1FED

    San Antonio, TX
    12 hours ago
  • DevOps Systems Administrator LOCATION San Antonio, TX 78208 CLEARANCE TS/SCI Full Poly (Please note this...  ...Administrator, Infrastructure Engineer, Site Reliability Engineer, Cloud Systems...  ...Bachelor's Degree. Some contracts give 2 years experience credit for a Master's... 
    Website
    Temporary work
    For contractors
    Immediate start
    Flexible hours

    Cymertek Corporation

    San Antonio, TX
    3 days ago
  •  ...role providing software and hardware troubleshooting support. This position involves tier one and some tier two support activities, including maintaining the UTHSCSA ticketing system, and monitoring service requests. The work schedule is Monday through Friday from 3 PM... 
    Monday to Friday
    Afternoon shift

    University of Texas Health Science Center at San Antonio

    San Antonio, TX
    21 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to On-Site 24/7 Tier-2 Systems Administrator. Be the first to apply!