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Computer Systems Analyst Jobs in Belleville, IL (NOW HIRING)

Stellar IT Group

HRIS Analyst

Saint Louis, MO · On-site

This role will support and collaborate with our key operations partners to provide systems guidance ... Bachelor's Degree in Computer Science, Business, Human Resources, or related subject matter or ...

The Timberline Group

Security Analysts

Saint Louis, MO · On-site +1

Security analysts are responsible for analyzing system and application security and making recommendations that optimize the protection of our computer systems and information resources. Security ...

GDIT

Systems Administrator

Saint Louis, MO · On-site

Computer Backups, Software Updates, Troubleshooting Certifications: None Experience: 5 + years of related experience US Citizenship Required: Yes Transform technology into opportunity as a Systems ...

Boeing Future of Flight

Systems Engineer

Hazelwood, MO · On-site

$117.10 - $130.87/hr

... computer science * 7+ years of engineering experience * 4+ years of systems engineering, systems integration, or systems analysis experience * Active Secret Clearance within the last 24 months ...

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All JobsComputer Systems Analyst JobsComputer Systems Analyst Jobs in Belleville, IL

Computer Systems Analyst information

See Belleville, IL salary details

$16

$35

$53

How much do computer systems analyst jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for computer systems analyst in Belleville, IL is $35.79, according to ZipRecruiter salary data. Most workers in this role earn between $26.83 and $44.81 per hour, depending on experience, location, and employer.

What is a computer systems analyst?

A computer systems analyst helps companies increase efficiency through technology. They are responsible for examining and improving an organization’s computer systems and advising organization leaders on how to use technology to meet organizational goals and objectives. Computer systems analysts have education and experience in systems design, cost analysis, and computer science to develop technical solutions. To perform their jobs well, computer systems analysts must work with multiple departments including finance, quality assurance, information technology/technical support, and training to implement technical solutions that fit the budget, goals, and deliverables of the organization.

What are some of the most common challenges faced by computer systems analysts in their daily work?

Computer Systems Analysts often encounter challenges such as bridging communication gaps between technical teams and non-technical stakeholders, managing changing project requirements, and ensuring seamless integration of new technologies with existing systems. They must balance technical feasibility with business goals while troubleshooting complex system issues under tight deadlines. Success in this role requires adaptability, strong analytical skills, and the ability to collaborate effectively across departments.

What are the key skills and qualifications needed to thrive as a computer systems analyst, and why are they important?

To thrive as a Computer Systems Analyst, you need a solid background in information technology, systems analysis, and business process modeling, typically supported by a bachelor’s degree in computer science or a related field. Familiarity with tools such as SQL, UML, enterprise resource planning (ERP) systems, and sometimes relevant certifications like CBAP or CompTIA is crucial. Strong analytical thinking, communication, and problem-solving skills help translate business needs into technical solutions and foster effective collaboration. These skills and qualifications are vital for optimizing organizational IT systems, ensuring efficient operations, and supporting business objectives.

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

AspectComputer Systems AnalystNetwork Administrator
CredentialsBachelor's degree in CS, IS, or related field; certifications like CompTIA, CiscoBachelor's degree in CS, IS, or related field; Cisco certifications, CompTIA Network+
Work EnvironmentOffice settings, consulting firms, IT departmentsData centers, office networks, IT support teams
Employer & IndustryBusinesses, government agencies, consulting firmsOrganizations with large or complex networks
Common Search & ComparisonYesYes

Computer Systems Analysts focus on evaluating and improving computer systems and software to meet business needs, often working on system design and implementation. Network Administrators primarily manage and maintain computer networks, ensuring connectivity and security. While both roles require similar certifications and work environments, their core responsibilities differ: analysts optimize systems, whereas administrators maintain network infrastructure.

Are computer systems analysts in demand?

Computer systems analysts are in high demand due to the ongoing need for organizations to improve technology infrastructure, enhance cybersecurity, and optimize business processes. The role requires strong technical skills, knowledge of systems design, and familiarity with tools like SQL and network security. Employment for this position is expected to grow faster than average in the coming years.

What is the average salary of a computer systems analyst?

The average salary of a computer systems analyst in the United States is approximately $75,000 to $90,000 per year, depending on experience, location, and industry. Professionals with specialized skills or certifications in systems analysis and related tools may earn higher salaries. Entry-level positions typically start lower, while experienced analysts or those in high-demand areas can earn more.
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The top searched job categories for Computer Systems Analyst jobs in Belleville, IL are:

What cities near Belleville, IL are hiring for Computer Systems Analyst jobs?

Cities near Belleville, IL with the most Computer Systems Analyst job openings:

Computer Systems Analyst jobs near you
Infographic showing various Computer Systems Analyst job openings in Belleville, IL as of August 2026, with employment types broken down into 1% As Needed, 79% Full Time, 14% Part Time, 1% Temporary, 4% Contract, and 1% Nights. Highlights an 89% Physical, 2% Hybrid, and 9% Remote job distribution, with an average salary of $74,444 per year, or $35.8 per hour.

Billing Systems Business Analyst II - Drive Requirements

3M HEALTHCARE

O Fallon, IL • On-site

Full-time

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

3M HEALTHCARE is seeking a Business Analyst II to support the Billing Services department in Missouri. The role focuses on defining business and functional requirements, liaising with owners and release managers, and delivering high-quality documentation for development teams. You will collaborate with developers, testers, and business users to ensure requirements are clear and aligned with project goals, while coordinating testing and user acceptance activities throughout the project lifecycle.

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