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Computer Systems Administrator information

See Missouri salary details

$33.3K

$67.7K

$109.7K

How much do computer systems administrator jobs pay per year?

As of Jun 26, 2026, the average yearly pay for computer systems administrator in Missouri is $67,729.00, according to ZipRecruiter salary data. Most workers in this role earn between $49,200.00 and $87,700.00 per year, depending on experience, location, and employer.

What are some common challenges Computer Systems Administrators face when managing large networks?

Computer Systems Administrators often encounter challenges such as ensuring network security across multiple devices, maintaining system uptime during updates or troubleshooting, and balancing the need for rapid problem resolution with minimizing disruption to users. They must also keep up with evolving technologies and security threats, which requires continuous learning and adaptability. Effective communication with end users and other IT staff is key to addressing issues efficiently and keeping systems running smoothly.

What Is a Computer Systems Administrator?

Computer systems administrators oversee the operations of a company’s computer system, which may include examining all computer hardware, application software, security, and network equipment. As a computer systems administrator, you work with a variety of software developers, database administrators, security professionals, and infrastructure specialists to ensure that the entire computer system is stable, functional, and safe. Other responsibilities may involve the installation of information technology components, reviewing system security measures, and maintaining the production system.

What is the difference between Computer Systems Administrator vs Network Administrator?

AspectComputer Systems AdministratorNetwork Administrator
CertificationsCompTIA Server+, Cisco CCNA, Microsoft Certified: Windows Server FundamentalsCompTIA Network+, Cisco CCNA, Juniper JNCIA
Work EnvironmentManage servers, hardware, and software systems within organizationsFocus on designing, implementing, and maintaining network infrastructure
Employer & Industry UsageIT departments across various industries, supporting internal systemsOrganizations requiring robust network connectivity, such as ISPs, large corporations

Computer Systems Administrators primarily manage and maintain an organization’s servers and internal systems, while Network Administrators focus on designing and maintaining network infrastructure. Both roles often overlap but differ in their core responsibilities and certifications.

Will AI replace sysadmin jobs?

AI is unlikely to fully replace computer systems administrators, as their role involves complex problem-solving, system configuration, and security management that require human oversight. Instead, AI tools are expected to augment their work by automating routine tasks, allowing sysadmins to focus on strategic and advanced technical issues. Continuous learning and familiarity with automation tools and scripting are important for sysadmins to adapt to evolving technology.

Can I become a sysadmin without a degree?

Computer Systems Administrators often do not require a formal degree if they have strong technical skills, certifications (such as CompTIA Network+ or Cisco CCNA), and hands-on experience with operating systems, networks, and security. Many employers value practical knowledge and problem-solving abilities over formal education, and self-learning or vocational training can also lead to entry-level positions in the field.

What does a computer systems administrator do?

A computer systems administrator manages and maintains an organization’s computer systems, including servers, networks, and security protocols. They install, configure, troubleshoot hardware and software, monitor system performance, and ensure data security, often using tools like network monitoring software and requiring certifications such as CompTIA Server+ or Cisco CCNA.

What are Computer Systems Administrators?

Computer Systems Administrators are IT professionals responsible for managing, configuring, and maintaining an organization’s computer systems, servers, and networks. They ensure that systems run efficiently and securely by monitoring performance, installing updates, troubleshooting issues, and implementing security measures. Their work supports daily business operations by minimizing downtime and ensuring authorized users have reliable access to necessary resources.

What is a typical sysadmin salary?

A computer systems administrator typically earns a median salary ranging from $60,000 to $85,000 annually, depending on experience, location, and certifications such as CompTIA or Cisco. Salaries can vary based on the size of the organization and the complexity of the systems managed.

What are the key skills and qualifications needed to thrive as a Computer Systems Administrator, and why are they important?

To thrive as a Computer Systems Administrator, you need expertise in operating systems, networking, system security, and troubleshooting, usually backed by a bachelor's degree in computer science or related field. Familiarity with tools like Windows and Linux server environments, virtualization platforms, and certifications such as CompTIA Network+ or Microsoft Certified Systems Administrator (MCSA) are commonly required. Strong problem-solving, communication, and organizational skills help administrators manage user needs and coordinate with IT teams. These abilities are crucial for maintaining system reliability, security, and efficient support across an organization's technology infrastructure.
More about Computer Systems Administrator jobs
What are popular job titles related to Computer Systems Administrator jobs in MO? For Computer Systems Administrator jobs in MO, the most frequently searched job titles are:
Computer Systems Administrator jobs near you
Infographic showing various Computer Systems Administrator job openings in Missouri as of June 2026, with employment types broken down into 81% Full Time, 13% Part Time, 5% Contract, and 1% Nights. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $67,729 per year, or $32.6 per hour.
System Administrator

System Administrator

Chenega Security International, LLC

Saint Louis, MO

Full-time

Posted 10 days ago

Job description

Overview

The System Administrator is a full-time technical specialist responsible for integrating, managing, and maintaining electronic security systems. This position supports system servers, software, and security platforms to ensure reliability and compliance. Duties include performing updates, configurations, installations, and troubleshooting, collaborating with technicians and engineers to support the Government's security environment.

** This position is contingent upon contract award **

Responsibilities
  • Perform system maintenance, upgrades, patches, and configuration changes on LenelS2 and Milestone platforms.
  • Support installation and integration of new hardware and software components.
  • Administer, monitor, and optimize security servers and associated applications.
  • Provide service, repair, replacement, and troubleshooting of existing security systems, including servers and software.
  • Maintain accurate system documentation, logs, and records of updates and changes.
  • Collaborate with technicians and engineers to resolve system issues and ensure operational uptime.
  • Ensure system security, compliance, and reliability standards are met.
  • Other duties as assigned
Qualifications
  • Current LenelS2 and Milestone certifications required
  • Security+ Certification required
  • At least 3 years of experience as a system administrator or systems engineer with security system platforms.
  • Strong technical background in security software systems, servers, and databases.
  • Experience with installation, maintenance, and troubleshooting of enterprise-level electronic security systems.

Preferred Qualifications:

  • Bachelor's degree in Information Technology, Computer Science, Engineering, or a related field preferred
  • Networking experience (IP addressing, firewalls, VLANs, PoE, etc.) is preferred
  • Preferred Manufacturer Certifications (Genetec, Honeywell, Avigilon, Bosch, etc.).
  • Experience supporting Federal or DoD security environments is preferred

 

Knowledge, Skills and Abilities:

  • Ability to work independently while coordinating with a multi-disciplinary team.
  • Ability to read and interpret technical manuals, system documentation, and configuration guides.
  • Strong problem-solving and analytical skills.
  • Skill in operating a personal computer and standard office equipment.
  • Must have knowledge of a variety of computer software applications in word processing, spreadsheets, database, (MSWord, Excel, Access, PowerPoint), and Outlook.
Employment Type: FULL_TIME

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