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Senior Linux Systems Engineer Jobs in Houston, TX

ASCENDING LLC

RHEL Systems Engineer

Houston, TX · On-site

Our technology-first mindset powers systems from SCADA to cloud-and everything in between. About ... Qualifications * 7+ years of senior, hands-on production RHEL/Linux engineering. * Container-native ...

ASCENDING

RHEL Systems Engineer

Houston, TX · Remote

Our technology-first mindset powers systems from SCADA to cloud--and everything in between. About ... Qualifications * 7+ years of senior, hands-on production RHEL/Linux engineering. * Container-native ...

Tmhcc

Systems Engineer, Infrastructure

Houston, TX · Hybrid

Systems Engineer, Infrastructure Location: Houston, TX (Hybrid 4:1) Reports To: Manager, Systems ... Skilled in managing VMware environments, Windows Server (2019/2022/2025), and major Linux ...

ARES Corporation

Senior Systems Engineer

Houston, TX · On-site

$99K - $136K/yr

ARES Corporation is seeking a Senior Systems Engineer to support NASA's Orion Program and broader NASA human spaceflight initiatives. This position is a key contributor to Cross Program Ground ...

NAVA Software Solutions

Sr. System Admin

Houston, TX · On-site

$79K - $107K/yr

A solid understanding and knowledge of centralized configuration management of Linux systems using ... Maintain and configure development environments in support of software developers Troubleshoot and ...

US Tech Solutions

HPC Systems Engineer

Houston, TX · On-site

They are seeking an HPC Systems Engineer to work in a large HPC enterprise environment, responsible for the installation, configuration, and management of Linux-based operating systems and various ...

Voyager Technologies, Inc.

Senior Systems Engineer

Webster, TX · On-site

$91K - $125K/yr

The Senior Systems Engineer for space technologyis responsible for supporting the development of systems engineering processes, leading milestone reviews, and guiding a multidisciplinary team through ...

Socket.dev

Senior Systems Engineer

Webster, TX · On-site

$110 - $150/hr

The Senior Systems Engineer for space technologyis responsible for supporting the development of systems engineering processes, leading milestone reviews, and guiding a multidisciplinary team through ...

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Senior Linux Systems Engineer information

See Houston, TX salary details

$96K

$122.2K

$151.4K

How much do senior linux systems engineer jobs pay per year?

As of Sep 3, 2026, the average yearly pay for senior linux systems engineer in Houston, TX is $122,166.00, according to ZipRecruiter salary data. Most workers in this role earn between $112,700.00 and $131,800.00 per year, depending on experience, location, and employer.

What does a senior Linux systems engineer do?

A Senior Linux Systems Engineer is responsible for designing, implementing, and maintaining complex Linux-based systems and servers within an organization. Their duties often include configuring system architecture, ensuring system security and reliability, automating processes with scripting, and troubleshooting advanced issues. They may also mentor junior engineers, manage large-scale deployments, and contribute to planning the IT infrastructure. This role requires deep expertise in Linux operating systems, networking, and system optimization.

How does a senior Linux systems engineer typically collaborate with development and security teams?

A Senior Linux Systems Engineer often works closely with development teams to ensure that infrastructure is tailored to the needs of applications, facilitating smooth deployments and resolving compatibility issues. Collaboration with security teams is also essential, as they help implement and maintain system hardening, intrusion detection, and compliance with security policies. Regular meetings, ticketing systems, and cross-functional project planning are common ways these teams work together to ensure system reliability, security, and performance.

What are the key skills and qualifications needed to thrive as a senior Linux systems engineer, and why are they important?

To thrive as a Senior Linux Systems Engineer, you need expert-level knowledge of Linux/Unix systems administration, scripting languages (such as Bash or Python), and a degree in computer science or a related field. Familiarity with configuration management tools (like Ansible or Puppet), cloud platforms (AWS, Azure), and relevant certifications (e.g., RHCE, LFCS) are highly valued. Strong problem-solving abilities, effective communication, and the ability to mentor junior engineers distinguish top performers in this role. These skills and qualities are vital for ensuring system reliability, optimizing performance, and driving team success in complex IT environments.

What is the difference between Senior Linux Systems Engineer vs Linux Systems Administrator?

AspectSenior Linux Systems EngineerLinux Systems Administrator
CertificationsLinux Professional Institute Certification (LPIC), RHCELPIC, RHCE often preferred
Work EnvironmentDesigning, implementing, and optimizing Linux infrastructureMaintaining, monitoring, and supporting Linux systems
ResponsibilitiesAdvanced system architecture, scripting, troubleshooting complex issuesRoutine system setup, updates, user management
Industry UsageTech companies, data centers, cloud providersEnterprises, hosting providers, IT departments

The main difference is that Senior Linux Systems Engineers focus on designing and optimizing Linux infrastructure, while Linux Systems Administrators handle daily maintenance and support tasks. The engineer role involves more strategic planning and complex problem-solving, whereas the administrator role emphasizes operational support and system stability.

What cities near Houston, TX are hiring for Senior Linux Systems Engineer jobs?

Cities near Houston, TX with the most Senior Linux Systems Engineer job openings:

Senior Linux Systems Engineer jobs near you
Infographic showing various Senior Linux Systems Engineer job openings in Houston, TX as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 10% Part Time, 5% Contract, and 1% Nights. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $122,166 per year, or $58.7 per hour.

RHEL Systems Engineer

ASCENDING LLC

Houston, TX • On-site

Full-time

Re-posted 14 days ago

Job description

Title: Sr. RHEL Designer/Engineer (OT/SCADA)
Location: preference for Houston, TX or in Miami, FL, Houston, TX or Reston, VA
Term: Full Time, Direct Hire - remote but may need to travel to client locations periodically, especially at the start or kick off of a project.
Position Overview
Our client delivers turnkey clean energy and power infrastructure solutions across the Americas. We design, build, and operate advanced Battery Energy Storage Systems (BESS) and mission-critical networks for data centers, utilities, and industrial clients. Our technology-first mindset powers systems from SCADA to cloud-and everything in between.
About The Position
The Senior RHEL engineer will own the OS and container platform behind our on-premises energy-management deployments. You'll build and harden the tailored RHEL image and the containerized Ignition SCADA workload running on industrial PCs across U.S. data-center sites, and act as our deep RHEL authority and L3 escalation point. This is a platform-engineering and expertise role - not field installation.
You will own our OS architectures, container builds and configuration, and the runtime that hosts Ignition, while the SCADA team owns everything configured inside Ignition (tags, screens, logic). On the network side, the host firewall and OS-level networking (interfaces, routing, DNS, firewalld/nftables) are yours, while the physical and site network beyond the host NIC belongs to Operational Technology (OT).
Travel to third-party data-center sites is for troubleshooting and support only. The separate OT team commissions and deploys every machine, so you won't install systems in the field.
Responsibilities:
  • Build, version, and maintain a reproducible, turnkey RHEL image tailored to the SCADA host's needs (time sync, firewall/ports, storage, service ordering, resource tuning).
  • Own the SCADA container image end to end: Containerfile, base image, JVM, persistence, ports, hardening, scanning, and registry.
  • Run containers as systemd services via Podman and quadlets.
  • Harden the OS and images to a recognized baseline (CIS/STIG) and define a patching and lifecycle strategy for OT uptime and restricted/disconnected sites (offline/mirrored registry).
  • Troubleshoot full-stack - OS, container runtime, and application runtime behavior - remotely and on-site, handing off application-level issues to the SCADA team.
  • Own host-level networking and firewall configuration (interfaces, routing, DNS, firewalld/nftables, and port exposure for the SCADA container), and lead connectivity troubleshooting between the host and site infrastructure.
  • Document runbooks for the OT team and help define the connectivity and security posture.
  • Maintain the Windows image pipeline (Packer-based) in steady state once established: periodic patching, hardening updates, and image rebuilds.

Qualifications
  • 7+ years of senior, hands-on production RHEL/Linux engineering.
  • Container-native delivery: Podman, quadlets/systemd, building and owning container images (including packaging a JVM-based app such as Ignition), and registry management.
  • Reproducible, turnkey, versioned RHEL image building (bootc, Kickstart, Image Builder/osbuild, or Ansible-driven).
  • OS and image hardening to a recognized baseline (CIS/STIG).
  • Patch and lifecycle management for restricted/disconnected environments, including offline/mirrored content and registries.
  • Automation (Ansible) and version control.
  • Strong Linux networking and diagnostics: firewall administration (firewalld/nftables) and packet/connectivity tooling (Wireshark, tcpdump, ss, ip), plus containerized debug environments (toolbox).
  • Confidence operating as the RHEL authority, with strong documentation habits.

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