31 junior system administrator jobs at 27 companies in Troy, MO
6d
Save
Mark Applied
Hide
Systems Administrator
St. Louis, Missouri, United States
$60k-$72k/yr OnsiteFull Time
2+ YOEBachelor's degree in computer science or related field, or 2–6 years of related experience. Requires operating systems, project management, Windows Server, Active Directory, Cisco UCS, and VMware experience.
Microsoft Active Directory, Cisco Unified Computing System (UCS), VMware Hypervisor, Windows Server, DNS, DHCP, SAN
3w
Save
Mark Applied
Hide
Sales Administrator
St. Charles, Missouri, United States
OnsiteFull Time
Provide sales support and order coordination, follow up on credits/RMAs/backorders, monitor systems and delivery windows, collaborate cross-functionally, and communicate with customers and sales teams.
CIMS, WebHelm, Accuterm, Optimiroute, M3
1mo
Save
Mark Applied
Hide
Office Administrator Bilingual
St. Louis, Missouri, United States
$60k/yr OnsiteFull Time
2+ YOE2+ years HR/admin experience, undergraduate degree or equivalent preferred, proficiency with HRIS and payroll systems, recruiting and onboarding experience, payroll data entry, and strong organizational skills.
HRIS, Winteam, Equifax case builder, Paycor, Ehub
3d
Save
Mark Applied
Hide
Commercial Ops System Admin
Saint Louis, Missouri, United States
RemoteFull Time
1+ YOERequires 1–3 years managing GTM or RevOps tools, Salesforce administration experience, familiarity with Gong or ZoomInfo, technical requirement translation, and strong collaboration, communication, and problem-solving skills.
Salesforce, Gong, ZoomInfo, Cirrus Insight, DriveCentrics, ABM, CPQ, SaaS
1mo
Save
Mark Applied
Hide
DevOps Engineer - Junior
Denver or Sterling or St. Louis
$58k-$116k/yr OnsiteFull Time
0+ YOETS/SCI clearance (ability to obtain Poly), Bachelor's degree in a technical discipline, 0–3 years supporting DevOps/DevSecOps or system administration, familiarity with Linux, scripting (Python/Bash/PowerShell), Git, CI/CD and container technologies.
Linux, Python, Bash, PowerShell, Git, Jenkins, GitLab CI/CD, GitHub Actions, Bamboo, Docker, Kubernetes, AWS, Azure, Google Cloud, Terraform, Ansible
1mo
Save
Mark Applied
Hide
Salesforce & Marketing Cloud Systems Administrator
Fenton, Missouri, United States
HybridFull Time
0+ YOE0-2 years relevant experience, Bachelor's degree or equivalent, experience with SQL Server, Salesforce and Marketing Cloud preferred; data management, query writing, documentation, and strong interpersonal and problem-solving skills.
Salesforce, Marketing Cloud, SQL Server, Agent360, Data360, Flow
1w
Save
Mark Applied
Hide
Security Engineer and IT Systems Admin.
St. Louis or Jefferson City
OnsiteFull Time
2+ YOEActive Secret clearance, bachelor's degree or equivalent experience, Security+ or higher certification, and at least 2 years in cybersecurity, information assurance, system administration, or IT operations.
Risk Management Framework (RMF), Security Control Assessments (SCAs), Change Control Board (CCB), VM images, Department of Defense Instruction (DoDI), National Institute of Standards and Technology (NIST), Security Technical Implementation Guide (STIG), Assured Compliance Assessment Solution (ACAS), Nessus, Security Content Automation Protocol (SCAP) Compliance Checker (SCC), Enterprise Mission Assurance System (eMASS), Control Correlation Identifiers (CCI), Committee on National Security Systems Instruction (CNSSI), ISEC-MED, Plan of Action and Milestones (POAM), Security Control Assessor-Validator (SCA-V), Security Impact Analyses (SIA), Windows
2mo
Save
Mark Applied
Hide
Geospatial Systems Engineer – Multiple Positions at Junior/Mid/Senior Levels
Springfield or Vienna or St. Louis or Sun Prairie
OnsiteFull Time
8+ YOEActive Top Secret/SCI clearance, bachelor’s in STEM, 8+ years experience, enterprise ArcGIS and systems administration, scripting (Python/PowerShell/JS/C#), RDBMS and network knowledge.
ArcGIS, ArcGIS Enterprise, ArcGIS Desktop, ArcGIS Online, Portal for ArcGIS, ArcGIS Runtime, Python, PowerShell, JavaScript, C#, SQL Server, Oracle, PostgreSQL, Windows, Linux
2w
Save
Mark Applied
Hide
Aviation Safety Assistant (Office Automation)
San Juan or Salt Lake City or Herndon or Richmond or Renton or Spokane or Charleston or Milwaukee or Casper or Vestavia Hills or Anchorage or Fairbanks or Juneau or Scottsdale or Little Rock or Alameda or Fresno or Lawndale or Long Beach or Riverside or Sacramento or San Diego or San Jose or Van Nuys or Denver or Enfield or Miramar or Orlando or Tampa or Hapeville or Honolulu or Boise or Des Plaines or Springfield or West Chicago or Plainfield or Ankeny or Wichita or Louisville or Baton Rouge or Portland or Glen Burnie or Burlington or Belleville or Grand Rapids or Minneapolis or Jackson or Kansas City or Saint Ann or Helena or Lincoln or Las Vegas or Reno or Saddle Brook or Albuquerque or Farmingdale or Garden City or Latham or Rochester or Charlotte or Greensboro or Fargo or Cincinnati or Columbus or North Olmsted or Oklahoma City or Hillsboro or Allentown or New Cumberland or Philadelphia or Pittsburgh or West Columbia or Rapid City or Memphis or Nashville or Houston or Irving or Lubbock or San Antonio
$39k-$56k/yr OnsiteFull Time
1+ YOEProvide administrative and semi-technical support in a Flight Standards field office, prepare and review reports, maintain files, assist applicants and the public, and use FAA automation systems.
SAS, Enhanced Flight Standards Automated System (eFSAS)
1mo
Save
Mark Applied
Hide
Admin Assistant, Private Dining and Sales
Chesterfield, Missouri, United States
OnsiteFull Time
Administrative support for private dining and event sales; strong phone and written communication, attention to detail, proficiency with Tripleseat, OpenTable, Microsoft Office, email and reservation systems; prior hospitality/admin experience preferred.
Tripleseat, OpenTable, Microsoft Office, PDF
2w
Save
Mark Applied
Hide
Communications Clerk - FT Days | St. Luke's Rehab
Chesterfield, Missouri, United States
OnsiteFull Time
High school diploma or equivalent preferred; experience with a multi-line phone system required.
multi-line phone system
3w
Save
Mark Applied
Hide
Health Information Specialist I- St. Louis, MO
St. Louis, Missouri, United States
OnsiteFull Time
Process release of information and medical record requests, maintain HIPAA-compliant confidentiality, document in multiple systems, strong data entry and communication skills.
Microsoft Office, Microsoft Word, Microsoft Excel, EHR
2mo
Save
Mark Applied
Hide
Clerk Typist II, 2026-2027
St. Louis, Missouri, United States
$33k-$37k/yr OnsiteFull Time
Performs varied clerical duties including skilled typing, maintaining filing systems, preparing purchase orders/invoices, producing reports, and exercising independent judgment within established procedures.
1w
Save
Mark Applied
Hide
Program Support Assistant (PSA)
Overland, Missouri, United States
$42k-$61k/yr OnsiteFull Time
1+ YOEOne year of specialized clerical experience at the applicable grade, or a bachelor's degree for GS-5; proficiency with automated systems, records, reports, document review, and customer service; U.S. citizenship required.
Veterans Benefits Management System (VBMS), Personnel Information Exchange System (PIES), CAPS, COVERS, CAPRI, VACOLS, PCGL, SHARE, ARCIS, RRS, Adobe, Microsoft Word, Electronic Military Records (eMilrecs), Microsoft Excel
2w
Save
Mark Applied
Hide
HIM Assistant
St Charles, Missouri, United States
OnsitePart Time
1+ YOE1+ years health information experience preferred; high school diploma; familiarity with medical record systems, ICD-10-CM, medical terminology; strong typing, attention to detail, and professionalism.
EHR, ICD-10-CM
1mo
Save
Mark Applied
Hide
Apprentice Court Clerk - Family Court Orders of Protection (OP Office)
Clayton, Missouri, United States
$34k/yr OnsiteFull Time
Associate's degree or 60 semester hours (or equivalent experience); ability to process court cases, handle public inquiries, maintain records, perform accounting tasks, and use automated case management systems.
DMS, SMC
1w
Save
Mark Applied
Hide
Apprentice Court Clerk - Family Court Orders of Protection (OP Office)
Clayton, Missouri, United States
$34k/yr OnsiteFull Time
Associate's degree in a related field or 60 semester hours required; additional experience may substitute year for year. Requires court-document processing, accounting, automated systems, and public-service skills.
electronic filing system, Document Management System (DMS), automated case management system, SMC
3w
Save
Mark Applied
Hide
Safety Video Reviewer
Pontoon Beach, Illinois, United States
$24-$33/yr OnsiteFull Time
High school diploma/GED, familiarity with onboard DVR systems and Windows file handling, proficiency with Microsoft Excel and Word, strong communication, attention to detail, ability to work independently and maintain confidentiality.
Microsoft Excel, Microsoft Word, Windows
2w
Save
Mark Applied
Hide
HIM Assistant
St Charles, Missouri, United States
OnsitePart Time
1+ YOE1+ years health information experience preferred; high school diploma or equivalent; familiarity with medical record systems, ICD-10-CM, scanning, filing, and medical terminology; professionalism and attention to detail.
EHR, ICD-10-CM
2w
Save
Mark Applied
Hide
Patient Access Rep
Bowling Green, Missouri, United States
OnsiteFull Time
High school diploma or equivalent, proficiency with Microsoft Word/Excel/Outlook and health information systems, knowledge of medical terminology,CPT/ICD10 preferred, basic accounting and communication skills, maintain CPR certification.
Microsoft Word, Microsoft Excel, Microsoft Outlook, CPT, ICD10
Explore Jobs