System Administrator
The 20 MSP
Current job opportunities are posted here as they become available. Subscribe to our RSS feeds to receive instant updates as new positions become available. The 20 LLC is a nationwide Managed Service Provider (MSP) and MSP growth platform that partners with both general businesses and IT service companies across the country to deliver world-class technology solutions and support. We are passionate about fostering a collaborative, innovative environment where our team members and clients can thrive. We’re looking for a System Administrator who thrives on solving complex challenges while working side-by-side with talented teammates. In this role, you’ll ensure our systems run seamlessly, support both internal teams and client environments, and contribute to an IT culture built on trust, collaboration, and a shared drive for excellence. This position offers the opportunity to make a tangible impact through your expertise while working in an environment that values initiative, innovation, and teamwork. Travel Requirements: Onsite to local client’s premises Responsibilities include but not limited to: Responsible for the maintenance, configuration, and reliable operation of computer systems, network servers, workstations and networking equipment. Install and upgrade computer components and software. Troubleshoot hardware and software errors by running diagnostics, documenting problems and resolutions, prioritizing problems, and assessing impact of issues. Provide documentation and technical specifications to Project Team and Manager for planning/implementing of new or upgrades to IT infrastructure (hardware or software) Lead desktop and helpdesk support efforts, making sure all desktop applications, workstations, and related equipment problems are resolved in a timely manner with limited disruptions. Travel onsite to client locations as necessary to provide hands‑on technical support, troubleshoot issues, and implement solutions to ensure continuity of services. Skills & Experience required: Active Directory and Azure AD Microsoft 365 administration, including Exchange, SharePoint, OneDrive, and Teams Online Virtualization technologies, including VMware and Hyper‑V Firewall management and troubleshooting Knowledge and experience with complex networking environments Deep understanding of Active Directory, Group Policy, and file sharing Recommended knowledge, skills, and competencies: Experience with all modern operating systems Experience with documentation platforms such as IT Glue Experience with Kaseya BMS and VSA Qualifications for System Administrator Associate or Bachelor's degree in Computer Science, Information Technology, System Administration, or a closely related field, or equivalent experience required 4-6 years of IT administration experience System administration and IT certifications in Microsoft, or other network related fields are a plus Working knowledge of virtualization, VMWare, Hyper‑V, or equivalent Strong knowledge of systems and networking software, hardware, and networking protocols Experience with scripting and automation tools A proven track record of developing and implementing IT strategy and plans Strong knowledge of implementing and effectively developing helpdesk and IT operations best practices, including expert knowledge of security, storage, data protection, and disaster recovery protocols Physical Demands: The physical demands below describe the essential job functions needed to complete this job. Consistent hand and finger dexterity necessary to operate computer equipment Consistently required to sit, stand, walk, talk, hear, and see Routine use of hands to type Occasional need to stoop, kneel, crouch, twist, crawl, reach, and stretch Consistent vision abilities required; close vision, depth perception, and ability to focus May require travel dependent on company needs. Occasional need to lift and/or move up to 30 pounds The statements contained in this job description are intended to describe the general nature and level of work being performed by associates assigned to the job. They are not intended to be interpreted as an exhaustive list of all responsibilities, duties, and skills required of the individual(s) holding this position. #J-18808-Ljbffr
$101.36k - $109.67k
...databases for smooth and secure operation.Administer Red Hat Linux systems and troubleshoot database and system issues.Perform daily... ....Proficiency in SQL, PL/SQL, and Red Hat Linux command line administration.Strong troubleshooting skills for OS, hardware/software,...SuggestedFlexible hours$130k - $135k
DescriptionKforce has a client that is seeking an ERP & NetSuite System Administrator in San Antonio, TX.Overview:The Senior ERP and NetSuite System Administrator is responsible for the administration, configuration, and continuous improvement of business systems across...Suggested$88.4k - $119.6k
...Join to apply for the Mid-Level Systems Administrator role at Boeing Join to apply for the Mid-Level Systems Administrator role at Boeing Get AI-powered advice on this job and more exclusive features. Job Description At Boeing, we innovate and collaborate to make the world...SuggestedPermanent employmentFull timeInterim roleRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift workDay shift- ...problems associated with server hardware, applications, and software integration. Configure and manage UNIX and Windows operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing...Suggested
- ...Proficient in backend development using Active Server Pages (ASP.NET), C#, Javascript Experience with Sitecore Content Management System (CMS) and web development best practices for secure DoD environments Experience with SQL, database design, schema development,...SuggestedRemote work
- ...Operations Manager, who provides objectives, timelines, resources, and responsibilities. This position is responsible for the administration of various systems and platforms as well as providing support for operational goals and objectives. This position works collaboratively...Work at officeRemote work
- ...Systems Administrator II – TS/SCI Clearance Required – JBSA Lackland - San Antonio, TX Job Description The Systems Administrator II provides day-to-day administration, maintenance, and support for mission-critical Windows, Linux, virtualization, and endpoint environments...
- ...and direction in the implementation and operation of computer systems; used for Community First Health Plans, Inc. (Community First)... ...regulatory compliance. Certifications such as MCSE, RHCE, AWS Certified SysOps Administrator, or similar are preferred. #J-18808-Ljbffr...Work experience placement
- ...this application due to a disability, contact this employer to ask for an accommodation or an alternative application process. Systems Administrator The Digital Modernization Sector within Leidos is seeking a System Administrator to support the DoD Mobility Classified...Shift workNight shift
- ...Job Description Now Hiring: AppDynamics Administrator / Systems Administrator Support mission‑critical Commercial and Federal Healthcare environments while leveraging your expertise in Application Performance Monitoring (APM), AppDynamics, Windows/Linux administration,...Immediate start
$110k - $127k
...SRC, Inc. is currently seeking a certified System Administrator at Lackland AFB in San Antonio, TX. This position will support administration, configuration and maintenance and day-to-day operation of a complex, enterprise-capable, server environments consisting of application...Full timeLocal areaFlexible hoursShift work- ...The Senior ERP & NetSuite System Administrator will manage, configure, and continuously improve enterprise business systems, including NetSuite and ERP platforms such as SAP and Oracle. This position serves as a senior escalation point for complex system issues and is...
$70k - $109.97k
...Job Title: Systems Administrator II Clearance Required: Secret Work Location: Onsite, San Antonio, TX Key Responsibilities Maintain and troubleshoot enterprise‑level products and services, including hardware (servers) firmware, and software for both on‑premise and MED3...Contract workWork experience placementRemote workFlexible hours- ...Job Description: System Administrator II Location: Northwest San Antonio, TX 78257 Job Type: Full Time, On-Site Position Experience Level: Mid-Level Job Summary We are seeking a skilled and proactive System Administrator II to aid in the management, maintenance, and upgrade...Full timeWork at officeRemote work
- ...System Administrator LOCATION San Antonio, TX 78208 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a proactive and detail-oriented System Administrator to join our team and help...Temporary workFor contractorsImmediate startFlexible hours
- ...customer experience, operational excellence, and community impact. We are seeking a detail-oriented and solutions-focused Dayforce System Administrator to support the administration, optimization, and ongoing improvement of our Dayforce HCM platform. This role is responsible...H1bVisa sponsorshipWork visaFree visa
$85k - $90k
...System AdministratorGovCIO is currently hiring a System Administrator with HBSS focus in support of the AFSCI network. This position will be located in San Antonio TX and will be an on-site position.Responsibilities:Establishes and maintains smooth operation of computer...Currently hiring- ...SRC, Inc., a not-for-profit research and development company, seeks a certified System Administrator to support DoD enterprise server environments at Lackland AFB in San Antonio, TX. You will manage administration, configuration, maintenance, and day-to-day operations...
- ...Trust (ADP/IT-II) or Tier 3 Investigation (NACLC) The Endpoint System Admin is responsible for architecting, developing, and... ...DoD 8140 Qualification Matrices) 1) Microsoft Certified: Azure Administrator Associate or Windows Server Hybrid Administrator Associate 2)...
- B.E.A.T. Llc. seeks an Intermediate System Administrator in San Antonio to provide enterprise-level endpoint engineering and support for DHA's IT services. The role requires expertise in managing security controls and developing compliance dashboards. The ideal candidate...
- ...Fairness and Common Sense make working here more than a job, it’s the Digital family. Digital Consultants is seeking a Senior Systems Administrator supporting Tier 1 and Tier 2 help Desk operations for US Army North, located at Fort Sam Houston, a US Army post in San...Work at officeLocal area
- ...Job Description Job Description University Health is seeking an experienced Senior Systems Administrator with deep PeopleSoft expertise to support and enhance mission-critical financial, clinical, and administrative systems within a large, complex healthcare environment...
$125k - $140k
...Title: Senior ERP and NetSuite System Administrator Employment Status: Full Time Location: San Antonio, TX Schedule: Hybrid, 4 days per week onsite with 1 remote day Base Salary Range: $125,000 – $140,000 Position Overview Seeking a Senior ERP and...Full timeTemporary workWork at officeRemote work- ...Job Description Job Description We are looking for an experienced Systems Administrator to support and enhance the organization’s Microsoft-centric technology environment in San Antonio, Texas. This position combines infrastructure administration, endpoint management...Work at office
- ...Sense, make working here more than a job, it’s the Digital family. Digital Consultants is seeking an MECM (formerly SCCM) System Administrator to support software deployment, patch management, operating system deployment, and inventory and reporting for US Army North...
- ...to deliver results that are centered on customer experience, operational excellence, and community impact. The Sage Intacct System Administrator provides dedicated ownership, administration, and support for the Company's Sage Intacct environment. This role supports Accounting...H1bVisa sponsorshipWork visaFree visa
$50k
Job Description Under limited supervision, responsible for activities related to Systems Administration and the integration with server operating systems and applications. May lead or mentor lower level team members. Applicants local to the San Antonio area are highly...Bank staffLocal areaRemote workFlexible hours- WOOD Federal Solutions in San Antonio, TX, seeks an IT Systems Administrator to maintain and optimize a broad IT infrastructure across UNIX and Windows platforms. This role handles Tier 1/2 support, system optimization, and daily operations, with emphasis on reliability...
- Job Summary: The IT Senior System Administrator is responsible for the administration, configuration, and continuous improvement of XPEL's business systems across the estate, including but not limited to NetSuite and DAP. This role serves as the senior escalation point...Work at office
- We are seeking a detail-oriented and solutions-focused Dayforce System Administrator to support the administration, optimization, and ongoing improvement of our Dayforce HCM platform. This role is responsible for maintaining system configuration, supporting secure and...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to System Administrator. Be the first to apply!
- remote systems administrator San Antonio, TX
- computer systems administrator San Antonio, TX
- application system administrator San Antonio, TX
- IT infrastructure administrator San Antonio, TX
- microsoft systems administrator San Antonio, TX
- enterprise administrator San Antonio, TX
- systems administrator San Antonio, TX
- system admin San Antonio, TX
- IT administrator San Antonio, TX
- server administrator San Antonio, TX


