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Senior Computer Operator Jobs in Millstadt, IL (NOW HIRING)

EXOS

Sr. Systems Administrator

Saint Louis, MO · On-site

$80K - $109K/yr

Understanding of infrastructure architecture including networks, operating systems, and ... Bachelor's degree in Computer Science, Engineering, or Management Information Systems preferred or ...

Chenega Corporation

Sr. Systems Administrator

Saint Louis, MO · On-site

$80K - $109K/yr

Troubleshoot complex hardware, software, operating system, and application issues. * Support ... Bachelor's degree in information technology, Computer Science, Engineering, OR related field, and ...

IS3 Solutions

Sr. Network QA Engineer

Edwardsville, IL · On-site

$97K - $133K/yr

... operating procedures, and configuration playbooks. • Ability to provide constructive, clear ... Computer Science, Information Technology, Network Engineering, or related field, or equivalent ...

teKnoluxion

Senior DevOps Engineer

Saint Louis, MO · On-site

$126K - $162K/yr

Requires Bachelor's degree in computer science, computer engineering, systems engineering or any ... Proficiency with Linux operating systems * Working experience with CI/CD pipelines (Gitlab, Jenkins ...

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All JobsComputer Operator JobsSenior Computer Operator JobsSenior Computer Operator Jobs in Millstadt, IL

Senior Computer Operator information

See Millstadt, IL salary details

$24.3K

$78K

$158.8K

How much do senior computer operator jobs pay per year?

As of Sep 2, 2026, the average yearly pay for senior computer operator in Millstadt, IL is $77,969.00, according to ZipRecruiter salary data. Most workers in this role earn between $40,300.00 and $100,000.00 per year, depending on experience, location, and employer.

What is a senior computer operator?

Senior Computer Operators are experienced professionals responsible for overseeing the operation of computer systems and related equipment in an organization. They monitor system performance, troubleshoot technical issues, and ensure that scheduled tasks such as data backups and batch jobs run smoothly. Additionally, they may supervise junior operators, document procedures, and coordinate with IT staff to resolve complex problems. Their role is crucial for maintaining the reliability and efficiency of computer operations.

What are the key skills and qualifications needed to thrive as a senior computer operator?

To thrive as a Senior Computer Operator, you need strong knowledge of computer systems operations, troubleshooting, and a background in IT or computer science, often supported by relevant certifications or experience. Familiarity with operating systems (such as Windows, Linux, or mainframes), job scheduling software, and monitoring tools is typically required. Attention to detail, problem-solving ability, and effective communication help resolve issues efficiently and coordinate with technical teams. These skills ensure smooth workflow, system reliability, and rapid response to operational challenges in enterprise environments.

What are some typical challenges senior computer operators face when managing large-scale IT systems?

Senior Computer Operators often encounter challenges such as ensuring system uptime during maintenance windows, quickly resolving unexpected hardware or software failures, and effectively coordinating with IT support teams to minimize service disruptions. They must also stay vigilant against security threats and maintain detailed logs for audits and troubleshooting. Strong communication skills and the ability to prioritize tasks under pressure are critical for handling these responsibilities in a fast-paced IT environment.

What is the difference between Senior Computer Operator vs Computer Operator?

AspectSenior Computer OperatorComputer Operator
CredentialsTypically requires more experience, possibly certifications in computer operations or related fieldsHigh school diploma or equivalent; some certifications may be preferred
Work EnvironmentData centers, large IT departments, or control rooms with complex systemsOffice settings, smaller data centers, or manufacturing environments
ResponsibilitiesOverseeing daily operations, troubleshooting, and supervising junior staffMonitoring systems, running scheduled tasks, basic troubleshooting
Usage in IndustryCommonly used in large organizations with complex IT infrastructureWidespread across various industries for routine system operations

The main difference between a Senior Computer Operator and a Computer Operator lies in experience, responsibilities, and scope of work. Senior Computer Operators typically handle more complex tasks, supervise others, and have more industry experience, whereas Computer Operators focus on routine system monitoring and basic troubleshooting.

What career paths can a senior computer operator take?

A senior computer operator can advance to roles such as systems administrator, network administrator, or IT supervisor by gaining additional certifications and technical skills. They may also move into IT management, cybersecurity, or database administration, depending on their interests and experience.

Which senior computer operator job has the highest salary?

Senior computer operators with specialized skills in systems management, automation, and experience with enterprise-level hardware and software tend to have the highest salaries. Salaries can also vary based on industry, certifications, and location, with those working in finance, technology, or large corporations typically earning more.

What cities near Millstadt, IL are hiring for Senior Computer Operator jobs?

Cities near Millstadt, IL with the most Senior Computer Operator job openings:

Senior Computer Operator jobs near you
Infographic showing various Senior Computer Operator job openings in Millstadt, IL as of August 2026, with employment types broken down into 1% Internship, 1% As Needed, 77% Full Time, 16% Part Time, 4% Contract, and 1% Nights. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $77,969 per year, or $37.5 per hour.

Senior Network QA Engineer

Workforce Connections

Edwardsville, IL • On-site

$45 - $65/hr

Contractor

Re-posted 17 days ago

Job description

Job Title: Senior Network QA Engineer
Duration: 12+ Months (Potential for Extension)
Location: Edwardsville, IL
Schedule: Monday–Friday | 7:30 AM – 4:30 PM
Work Arrangement: Onsite (5 Days/Week)

Pay Rate Rage:  $45-65/hr

Position Overview

We are seeking a Senior Network QA Engineer with deep expertise in enterprise networking and security technologies to support quality assurance and configuration review activities within a complex network integration environment.

This role is ideal for an experienced network professional who has hands-on experience designing and deploying enterprise network solutions and is ready to serve as a technical quality authority prior to deployment. The position focuses on configuration review, validation, and process oversight to ensure devices meet established standards and customer requirements before implementation.

The successful candidate will help drive consistency, quality, and operational excellence across the deployment lifecycle.

Key ResponsibilitiesConfiguration Quality Assurance
  • Conduct detailed quality assurance reviews of network device configurations prior to deployment.
  • Verify compliance with documented staging and configuration standards.
  • Identify configuration gaps, errors, and deviations from requirements.
  • Collaborate with engineers to resolve issues before deployment.
  • Provide real-time guidance and procedural support during staging activities.
Process & Documentation Review
  • Review and audit runbooks, playbooks, and operational procedures.
  • Recommend process improvements and identify documentation gaps.
  • Partner with senior engineering teams to refine technical standards and workflows.
  • Ensure documentation remains accurate, actionable, and scalable.
Customer & Stakeholder Engagement
  • Communicate quality findings and deployment readiness clearly and professionally.
  • Participate in technical discussions regarding deployment standards and quality requirements.
  • Deliver status updates, issue summaries, and recommendations.
Cross-Functional Collaboration
  • Work closely with engineering, project management, and operations teams throughout the deployment lifecycle.
  • Coordinate reviews and approvals to support project timelines.
  • Mentor junior team members and reinforce quality standards and best practices.
Required Qualifications
  • Deep hands-on expertise with enterprise networking and security technologies including:
    • Fortinet platforms (FortiGate, FortiManager, FortiAnalyzer)
    • Juniper wireless solutions
    • Cradlepoint networking technologies
  • Strong understanding of:
    • Routing and switching
    • Network segmentation
    • VPN technologies
    • Security policy management
    • SD-WAN architectures
  • Experience reading, interpreting, and validating complex device configurations.
  • Proven background in technical quality assurance or deployment validation processes.
  • Strong attention to detail with the ability to identify subtle configuration issues affecting security, performance, or compliance.
  • Experience developing and maintaining:
    • Runbooks
    • Standard operating procedures
    • Technical documentation
  • Ability to provide technical guidance and collaborate effectively across teams.
  • 8+ years of progressive network engineering experience, including senior-level responsibilities.
  • Bachelor's degree in Information Technology, Computer Science, Network Engineering, or equivalent professional experience.
Preferred Qualifications
  • Advanced networking/security certifications such as:
    • Fortinet NSE certifications
    • Cisco Certified Network Professional
    • Cisco Certified Internetwork Expert
    • Juniper JNCIS/JNCIP certifications
  • Experience supporting large-scale multi-site network deployments.
  • Experience working within highly regulated environments such as healthcare or financial services.
  • Strong written and verbal communication skills.
  • Experience working with distributed teams and supporting remote deployment activities.
Technologies & Tools
  • Fortinet FortiGate, FortiManager, FortiAnalyzer
  • Juniper wireless platforms
  • Cradlepoint networking solutions
  • Routing and switching technologies
  • VPN and SD-WAN solutions
  • Network segmentation and security policy management
  • Configuration standards and QA validation methodologies
Additional Information
  • Candidates must be eligible to work on a W-2 basis.
  • No Corp-to-Corp (C2C).
  • Must be legally authorized to work in the United States without sponsorship now or in the future.