38 junior system administrator jobs at 30 companies in Boerne, TX

1mo
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System Administrator – Junior
San Antonio, Texas, United States
$50k-$79k/yr RemoteFull Time
ASM ResearchNYSE: ACN: Provides IT and healthcare services to government agencies.
0+ YOE0–3 years IT/sysadmin experience, bachelor’s degree or equivalent, DoD 8140 compliance and active Secret clearance, strong Windows and scripting (PowerShell/Bash) skills.
Windows, Windows Server, Microsoft Office 365, Microsoft SharePoint, Microsoft Teams, PowerShell, Bash, VMware, AWS, Azure
1d
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Asset Liaison Operations Administrator
San Antonio, Texas, United States
OnsiteFull Time
GH Logistics
GH Logistics: Provides asset-based trucking and freight brokerage services.
2+ YOERequires 2+ years in trucking, fleet, transportation administration, or asset management; invoice auditing; title and compliance documentation; Excel or Sheets; and fleet management system experience.
Microsoft Excel, Google Sheets, Fleetio, Samsara, TMW, McLeod, IFTA, IRP, DOT
1d
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IT Network Operations Center Administrator
Live Oak or Texas
HybridFull Time
Randolph-Brooks Federal Credit Union
Randolph-Brooks Federal Credit Union: Provides banking, lending, and investment services to members.
0+ YOEHigh school diploma or GED, less than one year of job-related experience, basic systems administration and networking knowledge, monitoring and file-transfer troubleshooting skills, and CompTIA Network+ or Security+.
FTP, SSH, HTTPS, SFTP, FTPS, PGP
2d
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Identity Management Administrator II - IM Identity Management
San Antonio, Texas, United States
OnsiteFull Time
CHRISTUS Health
CHRISTUS Health: Catholic nonprofit health system providing comprehensive medical services.
2+ YOEBachelor's degree in business information systems, computer science, or related field, or high school diploma/GED plus four years' relevant experience. Requires 2–3 years in healthcare access administration and EPIC certification.
Epic, Pyxis, Tap-N-Go, Centricity, PACS, Meditech, Microsoft Active Directory, ServiceNow
1d
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IT Network Operations Center Administrator
San Antonio or Live Oak or Texas
HybridFull Time
Randolph-Brooks Federal Credit Union
Randolph-Brooks Federal Credit Union: Offers personal banking, lending, and investment services to members.
High school diploma or GED, less than one year of related experience, knowledge of networking, data center operations, monitoring systems, file transfer protocols, security certificates, and command prompts.
FTP, SSH, HTTPS, SFTP, FTPS, PGP
1w
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Campus Receptionist- Dobie Junior High(C-1)
Schertz, Texas, United States
$15-$21/hr OnsiteFull Time
Schertz-Cibolo-Universal City Independent School District
Schertz-Cibolo-Universal City Independent School District: Public school district providing K-12 educational services.
1+ YOEHigh school diploma or GED, valid Texas driver's license, one year of office clerical experience, keyboarding, organization, communication, phone-system, and computer skills; bilingual preferred.
Raptor, Dymo LabelWriter, personal computer, printer, copier, shredder, fax machine
2d
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Unit Program Coordinator
Lackland Air Force Base, Texas, United States
$51k-$67k/yr OnsiteFull Time
Defense Health Agency
Defense Health Agency: Providing global healthcare and medical support to the military.
1+ YOEOne year of specialized administrative experience or one year of graduate education in healthcare administration, business, or a related field; experience with automated systems, records, and clerical program guidance.
automated systems
1w
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Air Force Professor Air Force Academy (Commissioned Officer)
San Antonio, Texas, United States
HybridFull Time, Contract
Infinisource Consulting Solutions
Infinisource Consulting Solutions: Provides management consulting and IT services to federal agencies.
2+ YOEBachelor's degree and master's degree in leadership, 2+ years of educational administration experience, recent U.S. Air Force experience, Microsoft Office Suite, Canvas, student information systems, and strong communication skills.
Microsoft Office Suite, Canvas Learning Management System, Student Information Systems, Air Force Virtual Education Center (AFVEC), Air Force Automated Education Management System (AFAEMS)
1w
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Communications Clerk - PRN Evenings | San Antonio Med Center LTACH
San Antonio, Texas, United States
OnsitePart Time
PAM Health
PAM Health: Provider of specialty post-acute healthcare and rehabilitation services.
High school diploma or equivalent preferred; experience with a multi-line phone system required.
multi-line phone system
2mo
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Communications Clerk - PRN Rotating | San Antonio Med Center LTACH
San Antonio, Texas, United States
OnsitePart Time
PAM Health
PAM Health: Provider of post-acute specialty hospitals and rehabilitation services.
High school diploma or equivalent preferred; experience with a multi-line phone system required.
6d
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Mail Coordinator
San Antonio, Texas, United States
$7k/mo RemoteContract, Temporary
Texas Democratic Party
Texas Democratic Party: The official political organization representing the Democratic Party in Texas.
Requires strong organization, attention to detail, deadline management, clear communication, follow-up skills, and comfort with Google Suite and learning tracking systems.
Google Suite, USPS
2w
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Night Auditor 
San Antonio, Texas, United States
OnsiteFull Time
Winston Hospitality
Winston Hospitality: Develops and manages a portfolio of premium hotel properties.
Perform nightly accounting/audit of front-office, restaurant and bar revenue; strong accounting and 10-key skills; cash handling; guest service and reservation system proficiency.
Front Office Systems
2w
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Billing & Collections Specialist
San Antonio, Texas, United States
OnsiteFull Time
South Texas Spine & Surgical Hospital
South Texas Spine & Surgical Hospital: Specialty hospital providing orthopedic and spine surgical care.
1+ YOEMinimum 1 year healthcare business office experience, high school diploma or equivalent, proficiency with Microsoft Office/Excel and patient accounting systems, strong verbal/written English communication.
Microsoft Office, Microsoft Excel
2d
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Office Clerk
New Braunfels, Texas, United States
$14/hr OnsiteFull Time
New Braunfels Independent School District
New Braunfels Independent School District: Provides public K-12 educational services and operates local schools.
1+ YOEHigh school diploma or GED, one year of clerical office experience, keyboarding and file maintenance skills, computer proficiency, organization, communication, and ability to operate a multi-line phone system.
Microsoft Windows, Microsoft Excel, Microsoft Word
2w
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Care Coordinator (Medical Receptionist/PSR)
San Antonio, Texas, United States
$17/hr OnsiteFull Time
Texas Physical Therapy Specialists
Texas Physical Therapy Specialists: Provides outpatient physical therapy and rehabilitation services.
High school diploma/GED required; medical front-desk or clinical experience preferred; competence with EMR, scheduling systems, email and spreadsheets; strong communication, multitasking, and customer service skills.
electronic medical records, scheduling systems, email, basic spreadsheets
3w
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Office & Event Operations Coordinator
San Antonio, Texas, United States
OnsiteFull Time
Marriott International
Marriott InternationalNASDAQ: MAR: Operates and franchises a global network of hotels and resorts.
Serving as client point of contact by phone and email, performing data entry and record updates, preparing and proofreading documents, operating office and point-of-sale systems, and maintaining professional guest service.
2w
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Billing & Collections Specialist
San Antonio, Texas, United States
OnsiteFull Time
Surgery Partners
Surgery PartnersNASDAQ: SGRY: Operates a national network of surgical facilities and clinics.
1+ YOEHigh school diploma,1+ year healthcare business office experience, proficiency with Microsoft Office/Excel and patient accounting systems, strong communication and math skills, ability to type 20 WPM.
Microsoft Office, Microsoft Excel, patient accounting systems
1d
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RECEPTIONIST
Kerrville, Texas, United States
$15-$22/day OnsiteFull Time
Kerrville Independent School District
Kerrville Independent School District: Public school district providing K-12 education in Kerrville, Texas.
High school diploma or GED; bilingual English and Spanish; keyboarding, organization, communication, interpersonal, phone-system, and instruction-following skills required.
Multi-line phone system, personal computer, mouse
1mo
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Inventory Control Clerk PRN
San Antonio, Texas, United States
$18-$22/hr OnsitePart Time
University Health
University Health: Provides comprehensive public healthcare and specialized hospital services.
2+ YOEHigh school diploma/GED required; ~2 years supply operations or inventory control experience preferred; familiarity with automated inventory systems preferred; ability to read/write instructions, numbers and PAR levels.
2mo
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2026-2027 - Network Registrar - San Antonio, TX
San Antonio, Texas, United States
$36k-$48k/yr FieldFull Time
Compass Rose Public Schools
Compass Rose Public Schools: Tuition-free public charter school network serving K-12 students.
High school diploma/GED required; associate's degree or relevant certification preferred. Prior experience with student information systems preferred. Strong organization, data entry, confidentiality, and bilingual (Spanish) communication preferred.