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

Programmer Analyst III

Saint Louis, MO · On-site

$97K - $129K/yr

Ensures all computer systems remain compatible, interoperable, and aligned with organizational ... Ability to analyze and interpret business needs, translate requirements into technical solutions ...

IT Lead Analyst

Maplewood, MO · Hybrid

$124K - $151K/yr

... system implementations or upgrades Analyzing source and target data structures, mappings, and ... Computer Science or technology field Five years of Data Conversion Services experience in large ...

IT Lead Analyst

Maplewood, MO · Hybrid

$124K - $151K/yr

... system implementations or upgrades Analyzing source and target data structures, mappings, and ... Computer Science or technology field Five years of Data Conversion Services experience in large ...

Showing results 21-40

Computer Systems Analyst information

See Belleville, IL salary details

$16

$35

$53

How much do computer systems analyst jobs pay per hour?

As of Aug 9, 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 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.

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 protocols. Employment for this position is expected to grow faster than average in the coming years.

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.

Is a computer systems analyst entry level?

A computer systems analyst is typically not an entry-level position; it usually requires several years of experience in IT, systems analysis, or related fields. Entry-level roles in this area may be titled systems analyst assistant or junior analyst and often require foundational knowledge of programming, networking, and database management. Certifications like CompTIA or Cisco can help beginners qualify for initial roles, but advancing to a computer systems analyst generally involves gaining experience and technical skills over time.

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 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 popular job titles related to Computer Systems Analyst jobs in Belleville, IL? For Computer Systems Analyst jobs in Belleville, IL, the most frequently searched job titles 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:
Infographic showing various Computer Systems Analyst job openings in Belleville, IL as of August 2026, with employment types broken down into 58% Full Time, and 42% Contract. Highlights an 100% In-person job distribution, with an average salary of $74,444 per year, or $35.8 per hour.

Defense System Analyst

Booz Allen Hamilton

Scott Air Force Base, IL

$86K - $198K/yr

Full-time

Medical, Life, Retirement, PTO

Posted 4 days ago


Booz Allen Hamilton rating

8.9

Company rating: 8.9 out of 10

Based on 49 frontline employees who took The Breakroom Quiz

9th of 72 rated business consultants


Job description

Defense System Analyst

The Opportunity:

As a defense mission professional, you ask questions others don't. You understand the nuances of complex situations. You use your skills to think bigger and push further, solving complex problems. We're looking for an expert like you to create solutions for missions that keep our nation safe.

As a defense mission expert, you'll bring your analytical, cybersecurity, and risk management expertise to work on projects. You'll identify, analyze, and evaluate complex and highly sensitive systems, policies, processes, and instrumentation related to foreign threats and homeland security. You will determine procedures for solving complex design, integration and analytical problems. Conduct cybersecurity and risk management activities to include continuous monitoring and change management, vulnerability assessments, and compliance inspections. You will administer systems and engineering to include configuration control, security patch management, monitor system health and troubleshoot hardware and software interfaces.You will conduct hardware and software upgrades, manage COMSEC accounts, and provide Tier 1/2 troubleshooting report for enterprise users.

You'll be a trusted advisor to our clients, and key enabler to the mission. We'll look to you to identify, analyze, and evaluate complex systems, policies, and processes.

You'll guide the work we do and the solutions we deliver for national security, strategic planning, and defense mission planning.

Further your career with us as you help solve complex design, integration, and analytical problems.

Join us. The world can't wait.

You Have:

  • Experience conducting security lifecycle operations

  • Experience with configuration control management

  • Knowledge of cybersecurity practices and risk management framework

  • Knowledge of system troubleshooting and performance optimization

  • Ability to conduct hardware and software lifecycle support

  • Top Secret clearance

  • HS diploma or GED and 5+ years of experience with IT systems and cybersecurity, or Bachelor's degree in IT

Nice If You Have:

  • Experience with change management

  • Experience with Top Secret and SAP Networks

  • Experience with COMSEC handling and custody

  • Experience with VTC and Help Desk Operations

  • TS/SCI clearance

  • Change Management Certification

  • COMP TIA A+ completion

Clearance:
Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; Top Secret clearance is required.

Compensation

At Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care. Our recognition awards program acknowledges employees for exceptional performance and superior demonstration of our values. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in Booz Allen's benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits. We encourage you to learn more about our total benefits by visiting the Resource page on our Careers site and reviewing Our Employee Benefits page.

Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $86,800.00 to $198,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Booz Allen's total compensation package for employees. This posting will close within 90 days from the Posting Date.

Identity Statement

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during interviews and assessments. We reserve the right to take your picture to verify your identity and prevent fraud.

Candidate AI Usage Policy

AI is a part of our daily work at Booz Allen, and we are committed to the responsible and ethical use of AI tools. However, we want to ensure a fair candidate process based on your own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) or other tools to assist with responses during interviews (whether in-person or virtual) is prohibited unless permission is explicitly provided.

Work Model
Our people-first culture prioritizes the benefits of collaboration, whether it occurs in person or virtually. To support engagement and effective communication, employees working virtually are generally expected to have their cameras on during meetings.

  • Remote: If this position is listed as remote, there may still be occasions when you are required to work in person at a Booz Allen or customer facility.

  • Hybrid: If this position is listed as hybrid, you will be expected to work from a Booz Allen facility frequently, in alignment with leadership expectations and the needs of the role. You may also be required to work from or visit a customer facility.

  • Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local, or international law.


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About Booz Allen Hamilton

Sourced by ZipRecruiter

Booz Allen Hamilton is a leading provider of management and technology consulting services to the US government in defense, intelligence, and civil markets. Headquartered in McLean, Virginia, the firm also serves major corporations, institutions, and not-for-profit organizations. Founded in 1914 by Edwin G. Booz, the company has a long-standing tradition of helping clients achieve success by delivering a wide range of consulting services that include strategic planning, human capital and learning, communication, systems development, and others. The company's mission is to empower people to change the world, and it has a reputation for maintaining the highest standards of integrity and-excellence.

Industry

It services

Company size

10,000+ Employees

Headquarters location

McLean, VA, US

Year founded

1914