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Senior Linux Engineer Jobs in Missouri (NOW HIRING)

Navtech, Inc.

Sr Data Engineer

Lake Saint Louis, MO · On-site

$108.50K - $130.30K/yr

Senior Data Engineer Position Purpose: This position will provide the IT Shared Services with a ... Linux - RedHat; Continuous Integration and Deployment - CloudBees, Jenkins, Ansible Tower, Puppet ...

TriOptus LLC

Senior Software Engineer - Java Developer

MO · On-site

$53.50 - $68.25/hr

Senior Software Engineer (Java Developer) Location: O'fallon, Missouri Duration: 24 months Experiece: 7+ years Skills summary: • Advanced in with Linux and Java development (JDK 1.7 or greater ...

aqua IT

Cyber Security Engineer (Jr-Sr)

Saint Louis, MO · On-site

We have several openings at multiple levels (Jr-Sr). This role focuses on cybersecurity engineering ... Experience securing Linux and Windows systems, STIGs, patching, and system hardening * Knowledge of ...

Vertiv Group Corp.

Sr. Firmware Engineer

Saint Louis, MO · On-site

$116.20K - $153.60K/yr

Job Summary Vertiv is seeking a Sr. Firmware Engineer to support our gateway and embedded ... This person will provide technical expertise in the development and support of multiple Linux-based ...

Vertiv Co

Sr. Firmware Engineer

Saint Louis, MO

$116.20K - $153.60K/yr

Job Summary Vertiv is seeking a Sr. Firmware Engineer to support our gateway and embedded ... This person will provide technical expertise in the development and support of multiple Linux-based ...

TriOptus LLC

Sr Software Engineer

Lake Saint Louis, MO · On-site

$116.10K - $153K/yr

Job Title: Sr. Software Developer Location: St. Louis, MO Relevant Experience Needed: 8+ years ... with Linux and Open Source Software like Apache, Kafka, Hadoop Good to have: * Systems Knowledge ...

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$55

$72

How much do senior linux engineer jobs pay per hour?

As of May 31, 2026, the average hourly pay for senior linux engineer in Missouri is $55.12, according to ZipRecruiter salary data. Most workers in this role earn between $45.10 and $67.64 per hour, depending on experience, location, and employer.

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 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.
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Senior Linux Engineer jobs near you
Infographic showing various Senior Linux Engineer job openings in Missouri as of May 2026, with employment types broken down into 89% Full Time, 6% Part Time, and 5% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $114,650 per year, or $55.1 per hour.
Sr. Linux Platform Engineer

Sr. Linux Platform Engineer

Request Technology, LLC

Kansas City, MO

Other

Posted 3 days ago

Job description

***We are unable to sponsor as this is a permanent full time role***

***4 Days Onsite***

A prestigious company is looking for a Senior Linux Platform Engineer. This role is focused on Linux infrastructure, performance, reliability, etc. Also needed for this role is experience with Python, Bash, Ansible, SaltStack, Kernel Tuning, Kubernetes, etc.

Responsibilities:

  • Managing and improving our Linux-based infrastructure with a focus on performance, reliability, and scalability.
  • Designing, deploying, and maintaining on-premises Kubernetes clusters and containerized workloads.
  • Developing and maintaining system-level software, middleware, and APIs to support internal platforms and services.
  • Automating system workflows and infrastructure tasks using Python, Bash, and configuration management tools like SaltStack.
  • Building and maintaining RPM packages and internal software repositories.
  • Collaborating with Application Support (SRE), Development, and Security teams to ensure secure, automated CI/CD and platform integration.
  • Diagnosing and resolving complex system-level issues involving the OS, network, or container runtime.
  • Implementing hardened security configurations, including system hardening, secure communications, and identity/access integration.
  • Participating in an on-call rotation to support critical infrastructure services.
  • Documenting architectures, tools, and operational processes to support long-term maintainability.

Qualifications:

  • 5+ years of experience in Linux systems administration and infrastructure/platform engineering.
  • Production experience managing Kubernetes, preferably in bare-metal or on-premises environments (e.g., with kubeadm, RKE, or OpenShift).
  • Strong scripting and automation skills in Python and Bash.
  • In-depth knowledge of Linux internals, kernel tuning, and performance diagnostics.
  • Hands-on experience with SaltStack (preferred), Puppet, or Ansible for configuration management.
  • Familiarity with observability tools such as Prometheus, Grafana, or Loki.
  • Solid understanding of core infrastructure protocols and services (TCP/IP, DNS, NTP/PTP, DHCP, etc.). Experience managing CI/CD pipelines with tools such as Jenkins, GitLab, or similar.

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