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Senior Linux Engineer Jobs in Belleville, IL (NOW HIRING)

aqua IT

Systems Engineer (Linux)

Saint Louis, MO · On-site

We have an opening for an experienced Senior System Engineer with Linux system administration experience to support cloud and on-premise systems with a mission operations team. The team is involved ...

Elite Technical

Sr. Elastic Engineer

Scott Air Force Base, IL · On-site

$110K - $151K/yr

Sr. Elastic Engineer (Scott AFB) We are seeking a Sr. Elastic Engineer to join our clients Federal ... Strong Linux/Unix, networking, and cloud platform knowledge (AWS, Azure, Google Cloud Platform ...

ECS

Sr. Elastic Engineer

Scott Air Force Base, IL · On-site

$100K - $138K/yr

ECS is seeking a Sr. Elastic Engineer to work in our Scott AFB, IL office. Are you passionate about ... Strong Linux/Unix, networking, and cloud platform knowledge (AWS, Azure, GCP). * Ability to mentor ...

Leidos

Senior DevOps Engineer

Saint Louis, MO

$107K - $195K/yr

The Leidos Spatial Solutions Division has an exciting opportunity for a senior DevOps Engineer to ... Linux certifications * Experience with ArcGIS or geospatial technologies If you're looking for ...

NAVA Software Solutions

Sr. Ruby Developer

Saint Louis, MO · On-site

$138K - $170K/yr

NAVA Software solutions is looking for a Ruby on Rails Developer Role: Sr. Ruby Developer Location ... Comfortable operating in Linux environment * Deployment & Config - Gitlab, Jenkins

D2 Technical Services

Senior Systems Engineer

Arnold, MO · On-site

$130 - $140K/hr

At D2 Tech Services, Senior Systems Engineers aren't order-takers - they're the people who look at ... Red Hat Enterprise Linux, YUM, Satellite, and Capsule technologies * Enterprise storage systems:

Leidos

Senior DevOps Engineer

Fairview Heights, IL · On-site

$107K - $195K/yr

Description The Leidos Spatial Solutions Division has an exciting opportunity for a senior DevOps ... Linux certifications * Experience with ArcGIS or geospatial technologies If you're looking for ...

Leidos

Senior DevOps Engineer

Caseyville, IL · On-site

$107K - $195K/yr

Description The Leidos Spatial Solutions Division has an exciting opportunity for a senior DevOps ... Linux certifications * Experience with ArcGIS or geospatial technologies If you're looking for ...

Leidos

Senior DevOps Engineer

Saint Louis, MO · On-site

$107K - $195K/yr

Description The Leidos Spatial Solutions Division has an exciting opportunity for a senior DevOps ... Linux certifications * Experience with ArcGIS or geospatial technologies If you're looking for ...

Leidos

Senior DevOps Engineer

Dupo, IL · On-site

$107K - $195K/yr

Description The Leidos Spatial Solutions Division has an exciting opportunity for a senior DevOps ... Linux certifications * Experience with ArcGIS or geospatial technologies If you're looking for ...

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All JobsLinux Engineer JobsSenior Linux Engineer JobsSenior Linux Engineer Jobs in Belleville, IL

Senior Linux Engineer information

See Belleville, IL salary details

$10

$57

$74

How much do senior linux engineer jobs pay per hour?

As of Jul 27, 2026, the average hourly pay for senior linux engineer in Belleville, IL is $57.08, according to ZipRecruiter salary data. Most workers in this role earn between $46.68 and $70.05 per hour, depending on experience, location, and employer.

What engineers make $300,000 a year?

Senior Linux engineers with extensive experience, specialized skills in system architecture, and certifications such as RHCE or Linux Foundation certifications can reach or exceed a $300,000 annual salary, especially in high-demand industries or senior leadership roles. Compensation varies based on location, company size, and individual expertise, often including bonuses and stock options.

What are the key skills and qualifications needed to thrive in the Senior Linux Engineer position, and why are they important?

To thrive as a Senior Linux Engineer, you need in-depth expertise in Linux system administration, scripting, networking, and troubleshooting, typically backed by a bachelor's degree in computer science or related field and several years of hands-on experience. Familiarity with tools such as Ansible, Docker, Kubernetes, and certifications like RHCE or LPIC are highly valued. Strong analytical skills, clear communication, and the ability to mentor junior engineers help set top performers apart. These skills are essential for maintaining reliable infrastructure, driving automation, and supporting team success in dynamic technical environments.

What are some typical projects or responsibilities a Senior Linux Engineer handles on a daily basis?

Senior Linux Engineers are often responsible for designing, deploying, and maintaining scalable Linux-based infrastructure, automating routine tasks, and ensuring high system availability. They regularly collaborate with software development teams, troubleshoot complex technical issues, and implement security best practices. In addition, they may participate in infrastructure upgrades, disaster recovery planning, and mentor junior team members. This combination of technical and collaborative work keeps the role both challenging and rewarding while offering opportunities for professional development.

What engineers make $500,000 a year?

Senior Linux engineers with extensive experience, advanced skills in system administration, security, and cloud platforms can reach or exceed a $500,000 annual salary, especially in high-cost-of-living areas or within large tech companies. Achieving this level often requires specialized certifications, leadership roles, and working in environments with complex infrastructure needs.

What engineers make $200,000 a year?

Senior Linux engineers with extensive experience, advanced skills in scripting, system architecture, and certifications like RHCE or Linux Foundation certifications can earn $200,000 or more annually, especially in high-demand industries or senior roles. Compensation varies based on location, company size, and expertise, with some working in enterprise environments or managing large-scale infrastructure.

Is Linux still in demand?

Linux engineers are in high demand due to the widespread use of Linux in servers, cloud infrastructure, and embedded systems. Skills in Linux system administration, scripting, and certifications like RHCE or LPIC can enhance job prospects in this field.

What is a Senior Linux Engineer job?

A Senior Linux Engineer is responsible for designing, implementing, and maintaining Linux-based systems and infrastructure. They ensure system reliability, security, and performance while automating tasks using scripting and configuration management tools. This role often involves troubleshooting complex issues, optimizing system resources, and collaborating with development and operations teams. Senior Linux Engineers also contribute to scaling IT environments, integrating new technologies, and mentoring junior engineers. Strong expertise in networking, security, and cloud-based solutions is typically required for this position.

What are popular job titles related to Senior Linux Engineer jobs in Belleville, IL? For Senior Linux Engineer jobs in Belleville, IL, the most frequently searched job titles are:
What job categories do people searching Senior Linux Engineer jobs in Belleville, IL look for? The top searched job categories for Senior Linux Engineer jobs in Belleville, IL are:
What cities near Belleville, IL are hiring for Senior Linux Engineer jobs? Cities near Belleville, IL with the most Senior Linux Engineer job openings:
Senior Linux Engineer jobs near you
Infographic showing various Senior Linux Engineer job openings in Belleville, IL as of July 2026, with employment types broken down into 92% Full Time, 6% Part Time, and 2% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $118,720 per year, or $57.1 per hour.
Sr. Cloud Engineer - West with Security Clearance

Sr. Cloud Engineer - West with Security Clearance

SecureVision

Saint Louis, MO • On-site

$52.25 - $69.75/hr

Other

Posted 18 days ago

Job description

Our work depends on a TS/SCI cleared HPC Linux Engineer joining our team to support our Department of Defense (DoD) customer. Work on a development team, utilizing Agile scrum methodology, which is responsible for developing and maintain agency wide asynchronous messaging capability deployed across multiple security domains. The environment supports multiple tenants with a variety of different use cases. Specific Duties and Responsibilities:
• O&M of existing Apache Pulsar services hosted on Red Hat Openshift across multiple security domains in both Cloud and datacenter (vSphere) environments.
• Support deployment using Red Hat Openshift, Keycloak, Gitlab, Gitlab CI, GitOps, Harbor, and more.
• Deploy to new sites as they come online.
• Work with internal and external teams to understand integration requirements
• Work with Security to ensure ongoing compliance and develop secure solutions
• Compile detailed documentation WHAT YOU’LL NEED TO SUCCEED: Education/Experience: • Bachelor's Degree in Computer Programming, Science, Engineering or a related technical discipline.
• 10+ years Developer experience
• Meet DoD 8570 IAT Level II requirements including one of the following: Security+ CE, CND, SSCP, GSEC, GICSP, CySA+, or CCNA Desired Skills:
• Experience deploying and managing RedHat OpenShift in a cloud and/or vSphere environment
• Experience with Amazon Web Services
• Python, Shell scripting, Git (desired)
• Linux distributions: RHEL/RHCOS, CentOS
• CI/CD orchestration tools: GitLab CI, Jenkins, GitOps
• Container technology: Docker, Kubernetes, and Cloud Native Computing Foundation ecosystem in general Desired Certifications:
• Red Hat Certified Specialist in OpenShift Location: Customer Site US Citizenship Required

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