114 junior systems administrator jobs at 82 companies in Fallbrook, CA

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Junior Level Systems Administrator
San Diego, California, United States
$97k-$165k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
4+ YOEExperience with VMware, RHEL administration, Windows Server, networking (DNS/LDAP/SSH), cybersecurity (DISA STIGs, Nessus), ability to obtain Top Secret/SCI clearance, and typically 4 years' experience.
VMware, Red Hat Enterprise Linux, YUM, DNF, Microsoft Windows, Windows Server, DNS, LDAP, SSH, SCP, Nessus, Public Key Infrastructure (PKI), Red Hat KVM, Microsoft Word, Microsoft PowerPoint, Microsoft Excel
3w
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Systems Administrator
San Diego, California, United States
$75k-$100k/yr HybridFull Time
Trulioo
Trulioo: Provides identity and business verification for global regulatory compliance.
2+ YOEBachelor's degree or equivalent,2+ years IT support/systems administration,endpoint provisioning,Google Workspace/Azure/OneLogin administration,Jamf/Intune experience,strong communication and multitasking skills.
Google Workspace, Microsoft Azure/Entra ID, AWS, Jamf, Intune, CrowdStrike, OneLogin, Okta, Meraki, Mimecast, Jira, Slack, Asset Panda, PowerShell, Bash
1mo
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Engineering Solutions Systems Administrator (TeamCenter)
Costa Mesa, California, United States
$146k-$194k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
2+ YOE2+ years TeamCenter PLM administration and engineering systems experience; knowledge of CAD/CAE tool integration, Windows/Linux, strong troubleshooting and communication, and must be a U.S. person.
TeamCenter, Teamcenter, PLM, MCAD, ECAD, CAE, MBSE, Requirements Management, NX, SimCenter, Siemens, Windows, Linux, Lattice OS
6d
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Retail Systems Support Administrator
Irvine, California, United States
$23-$26/hr OnsiteFull Time
Boot Barn
Boot BarnNYSE: BOOT: Specialty retailer of western and work-related apparel and footwear.
2+ YOE2+ years with Epicor/Aptos or enterprise POS, strong communication and customer service, Bachelor's in CS/Business or equivalent experience, MS Office proficiency, ability to translate complex concepts.
Epicor, Aptos, POS, Microsoft Office Suite
2mo
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IS System Administrator
Temecula, California, United States
$123k-$135k/yr OnsiteFull Time
Universal Health Services
Universal Health ServicesNYSE: UHS: Operates acute care hospitals and behavioral health facilities.
IT systems administration; AD governance; Azure; VDI; enterprise infrastructure experience.
Active Directory, Azure, VMware Horizon, VDI, Enterprise Cloud Identity, Hypervisor
2w
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Branch Office Administrator - San Juan Capistrano, CA
San Juan Capistrano, California, United States
OnsiteFull Time
Edward Jones
Edward Jones: Offers investment management and financial planning through local branches.
Provide client service, account administration, and office support; strong analytical, attention to detail, digital tool use, and conversational skills; willingness to learn financial services systems.
MoneyGuide, Salesforce, Microsoft Office
2mo
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Computer Systems Analyst I
Coronado or Ashburn or Sierra Vista or United States
$80k-$89k/yr OnsiteFull Time
Veteran Enterprise Technology Services
Veteran Enterprise Technology Services: Provides IT and engineering services to federal government agencies
2+ YOEDoD Secret clearance and U.S. citizenship required. 2 years experience in installation/maintenance of computer systems and network servers; proficiency with Microsoft Office/Exchange, TCP/IP and administration of Microsoft, Linux, or UNIX systems; CompTIA Security+ within 6 months.
Microsoft Office, Microsoft Exchange, Linux, UNIX, TCP/IP, MIS databases
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Order Administrator I
Carlsbad, California, United States
$43k-$54k/yr OnsiteFull Time
Acushnet
AcushnetNYSE: GOLF: Designs and manufactures high-performance golf products and apparel.
2+ YOEHigh school diploma, 2+ years order processing or inventory experience, ERP and inventory system experience preferred, advanced Microsoft Excel skills, strong attention to detail and communication.
Microsoft Excel, Microsoft Office, ERP
2mo
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Business Analyst, Finance Systems
Madison or Pasadena or San Diego or Verona
$60k-$75k/yr OnsiteFull Time
Arrowhead Pharmaceuticals
Arrowhead PharmaceuticalsNASDAQ: ARWR: Develops RNAi medicines to treat genetic and intractable diseases.
0+ YOEBachelor’s degree in Finance, Accounting, Business Administration, Information Systems, or related field; 0-2 years in ERP support; knowledge of P2P/O2C; strong communication; cross-functional collaboration.
Power Platform, Power BI, Power Apps, Power Automate, Microsoft Fabric, Azure Synapse, SQL Server, Dynamics 365 Finance & Operations
2mo
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Administrator in Training (CA, Garden Grove, The Grove Post-Acute)
Garden Grove, California, United States
OnsiteFull Time
Anaheim Healthcare Center
Anaheim Healthcare Center: Provides skilled nursing, rehabilitation, and memory care services.
2+ YOEBachelor's degree in healthcare/business admin or related field; enrollment in/on track for Administrator in Training; strong communication; team collaboration; proficiency in MS Office and healthcare systems; valid driver's license.
Microsoft Office, Healthcare software systems
2w
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1733 - General IT Info Systems Tech II
San Diego, California, United States
$75k-$85k/yr OnsiteFull Time
Sigma Defense
Sigma Defense: Develops tactical communications and intelligence systems for defense.
2+ YOE2+ years IT/helpdesk experience, proficiency with Office, Remote Support tools, Entra and VMware, networking and user administration, US citizenship, ability to obtain Top Secret clearance, some college coursework in technology.
Office, Remote Support tools, Entra, VMware
1mo
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GTM System Analyst
Irvine, California, United States
$120k-$150k/yr HybridFull Time
Field AI
Field AI: Develops autonomous software brains for robots in unstructured environments.
2+ YOE2+ years RevOps/Sales Ops/CRM admin experience; hands-on Salesforce administration and Salesforce Administrator certification; advanced spreadsheet and data instincts; experience integrating ZoomInfo/Clay/Gong; familiarity with Snowflake, AWS, SQL, and AI automation tools.
Salesforce, ZoomInfo, Clay, Gong, AWS, Snowflake, Claude, SQL
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Administrative Assistant II
El Cajon, California, United States
$25-$27/hr OnsiteFull Time
Acadia Healthcare
Acadia HealthcareNASDAQ: ACHC: Provides inpatient and outpatient behavioral healthcare and addiction treatment.
2+ YOEHigh school diploma/GED, 2+ years medical billing and coding experience, knowledge of insurance claims (Medicare/Medicaid/private), HIPAA, EHR, and administrative systems.
EHR
1mo
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Food & Beverage Administrative Coordinato
Carlsbad, California, United States
$25-$28/hr OnsiteFull Time
Grand Pacific Resorts
Grand Pacific Resorts: Manages and develops vacation ownership resorts and hospitality properties.
1+ YOEProvide administrative support to F&B leadership, maintain filing and menu systems, process banquet checks and payroll tracking; high school required, food handler's card required, 1 year administrative experience preferred, strong Microsoft Office skills.
Microsoft Excel, Microsoft Word, Microsoft Outlook, Microsoft PowerPoint, Micros, ISAC, POS system
1mo
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Administrative Coordinator
Carlsbad, California, United States
$20-$22/hr OnsiteFull Time
Grand Pacific Resorts
Grand Pacific Resorts: Operates a network of vacation resorts and timeshare properties.
1+ YOEHigh school or equivalent; 1–2 years administrative experience; proficiency in Microsoft Word, Excel, and Outlook; filing system experience; bilingual English/Spanish; ability to lift up to 50 lbs and perform physical tasks.
Microsoft Word, Microsoft Excel, Microsoft Outlook, StarGuest, Synergy
1mo
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Clinical Programs Administrative Assistant
Irvine, California, United States
$23-$25/hr OnsiteFull Time
Stanbridge University
Stanbridge University: Provides vocational degree programs in nursing and allied health.
2+ YOEAssociate degree, 2+ years administrative experience, strong organization and communication, proficiency with Microsoft 365 (Outlook, Word, Excel, Teams, SharePoint) and ability to learn new systems including Canvas and AI-assisted tools.
Microsoft 365, Outlook, Word, Excel, Teams, SharePoint, Canvas
2w
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Temporary Talent Pool (CA, Costa Mesa)
Costa Mesa, California, United States
$17-$23/hr OnsiteTemporary
Vanguard University
Vanguard University: Private Christian university providing undergraduate and graduate degree programs.
Experience in administrative or customer-facing roles, strong communication and organizational skills, ability to learn systems quickly, and support of the University's Christian mission.
2w
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Temporary Talent Pool (Malibu, Calabasas, West Los Angeles, Irvine)
Malibu or Calabasas or Los Angeles or Irvine
$18-$23/hr OnsiteTemporary
Pepperdine University
Pepperdine University: Private research university offering undergraduate and graduate degree programs
Experience in administrative or customer-facing support, strong communication and organizational skills, ability to learn systems quickly, and support for the university's Christian mission.
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Medical Secretary
Laguna Hills, California, United States
$23/hr OnsiteFull Time
Families Together of Orange County
Families Together of Orange County: Non-profit community health center providing comprehensive medical care services.
High school diploma or equivalent, proven medical administrative experience, familiarity with medical terminology and EHR systems, strong organizational and communication skills.
EHR
1mo
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PACE Administrative Assistant
Escondido, California, United States
$25-$35/hr OnsiteFull Time
Neighborhood Healthcare
Neighborhood Healthcare: Provides integrated medical, dental, and behavioral health services.
2+ YOEHigh school/GED required (BA preferred). 2+ years administrative experience (healthcare preferred). BLS, CPR, First Aid required. Strong Microsoft and electronic health data system skills, communication, scheduling, confidentiality, ability to lift 10 lbs.
Microsoft applications, electronic health data systems, spreadsheets