Senior Linux Administrator Jobs

Explore Senior Linux Administrator jobs on Ladders, where professionals can find vetted opportunities paying $100,000 or more. Senior Linux administrators keep essential systems reliable, secure, and responsive while helping organizations scale their infrastructure. Browse roles across industries and discover opportunities that match your technical expertise and career goals.

What Senior Linux Administrators Do

Senior Linux administrators design, manage, and troubleshoot Linux-based environments. Their responsibilities may include maintaining servers and operating systems, managing user access and storage, monitoring system performance, applying patches, and resolving complex outages. Many roles also involve collaborating with engineering, security, and operations teams to improve availability and operational standards.

Common Skills and Technologies

Employers often seek deep experience with Linux distributions such as Red Hat Enterprise Linux, Ubuntu, or Debian; scripting with Bash or Python; and infrastructure tools such as Ansible, Puppet, or Chef. Depending on the role, useful experience may also include virtualization, containers, cloud platforms, networking, observability, backup and recovery, and security hardening. Requirements vary by employer and environment.

Career Opportunities

Senior Linux administrators may specialize in cloud infrastructure, platform engineering, systems security, or site reliability. With broader ownership of architecture and operations, experienced professionals can pursue paths such as Linux systems architect, infrastructure manager, cloud engineer, or site reliability engineer. Senior roles commonly combine hands-on technical work with mentoring and cross-team collaboration.

Find Senior Linux Administrator Jobs on Ladders

Search Ladders for vetted Senior Linux Administrator opportunities with salaries of $100,000 or more. Review job requirements, compare roles, and find positions that fit your experience with Linux systems, automation, and infrastructure operations.

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$110K - $130K *

Contribute to a dynamic team as a Senior Storage Administrator, managing backup systems and ensuring optimal performance. Leverage your expertise to troubleshoot, configure solutions, and enhance stor...

3 weeks ago

  •   8 - 10 years exp.  •   Information Technology

$72K - $87K *

Elevate data center operations by independently executing advanced installations. You will ensure quality and efficiency while mentoring junior technicians during build, expansion, and maintenance pro...

Reposted 5 days ago

  •   Less than 5 years exp.  •   Telecommunications & Hardware

$72K - $87K *

Lead the charge in data center infrastructure projects by executing advanced installations and quality assurance processes, mentoring junior technicians, and ensuring adherence to engineered drawings...

Reposted 6 days ago

  •   Less than 5 years exp.  •   Telecommunications & Hardware

$104K - $166K *

Join a dynamic team to support military missile detection systems, providing software expertise across high-visibility programs. Collaborate with vendors and lead Agile planning to enhance complex sys...

Yesterday

  •   Less than 5 years exp.  •   Aerospace & Defense

$165K - $175K *

Advance the efficiency of virtual desktop and cloud services for mission users. Monitor system health, troubleshoot issues, and ensure security compliance while collaborating with cross-functional tea...

Today

  •   5 - 7 years exp.  •   Telecommunications & Hardware

$120K - $145K *

Lead the design and deployment of cloud-based infrastructure solutions, ensuring seamless integration and performance. Collaborate with cross-functional teams to enhance user interfaces and maintain r...

Today

  •   8 - 10 years exp.  •   Staffing

$110K - $130K *

Pioneer innovative solutions in a dynamic environment, integrating complex software and technology capabilities. Collaborate with diverse teams to tackle technical challenges, ensuring successful oper...

2 weeks ago

  •   5 - 7 years exp.  •   Aerospace & Defense

$150K - $210K *

Join a team that's building high-performance distributed GPU training infrastructure. You'll design and implement systems software, ensuring reliability and efficiency in complex, fault-tolerant envir...

2 weeks ago

  •   Less than 5 years exp.  •   Business Services

$120K - $150K *

Engineer innovative DevOps solutions, streamline CI/CD processes, and collaborate across teams to enhance operational efficiency and compliance while driving continuous improvement in a dynamic enviro...

Today

  •   5 - 7 years exp.  •   Finance & Insurance

$102K - $199K *

Transform complex security requirements into high-performance solutions. Lead system design, integration, and testing while collaborating with cross-functional teams to enhance Intrusion Detection and...

1 week ago

  •   8 - 10 years exp.  •   Aerospace & Defense

$85K - $102K *

Elevate your career by providing hands-on IT support and systems administration in a dynamic, client-facing role. Collaborate with technical teams to enhance user experiences and maintain robust clien...

3 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$80K - $95K *

Contribute to the security posture of information systems by ensuring compliance, managing vulnerabilities, and supporting incident response efforts. Leverage your expertise to enhance operational sec...

3 weeks ago

  •   Less than 5 years exp.  •   Aerospace & Defense

$100K - $110K *

Optimize network performance by administering and troubleshooting CENTRIXS Networks. Provide Tier II support, manage infrastructure, and ensure connectivity across multiple sites while maintaining sec...

Yesterday

  •   Less than 5 years exp.  •   Information Technology

$79K - $99K *

Unlock your potential by delivering exceptional first-level IT support, troubleshooting hardware and software issues, and enhancing user experience for hospital staff and volunteers in a collaborative...

Toronto, ONIn-Person

2 weeks ago

  •   Less than 5 years exp.  •   Hospitals & Medical Centers

$80K - $95K *

Drive your career with a dynamic role in network administration, overseeing the implementation and management of complex networks while ensuring security compliance and performance monitoring in a col...

Yesterday

  •   5 - 7 years exp.  •   Education, Government & Non-Profit

$80K - $95K *

Join our team to implement and manage complex networks, ensuring security and performance. Collaborate with engineers, conduct assessments, and maintain documentation while supporting a hybrid work en...

Yesterday

  •   5 - 7 years exp.  •   Education, Government & Non-Profit

$105K - $200K *

Elevate your career as a Mid-Level System Engineer, leveraging your Linux expertise to support complex systems integration and development. Collaborate with teams and lead technical initiatives while...

6 days ago

  •   5 - 7 years exp.  •   Information Technology

$103K - $155K *

Optimize system performance and reliability as a Level 3/4 System Administrator, supporting real-time operations through effective troubleshooting, documentation, and maintenance of Windows and Linux...

2 weeks ago

  •   5 - 7 years exp.  •   Aerospace & Defense

$91K - $153K *

Manage cybersecurity initiatives by designing and implementing security controls, ensuring compliance with RMF, and enhancing system integrity across diverse platforms, focusing on Linux and RTOS envi...

5 days ago

  •   Less than 5 years exp.  •   Information Technology

$95K - $181K *

Advance your career as a Senior Systems Engineer, leading system requirements and verification efforts. Collaborate with multi-disciplinary teams to deliver innovative solutions, ensuring systems meet...

2 weeks ago

  •   5 - 7 years exp.  •   Aerospace & Defense

$100K - $120K *

Lead the charge in identifying and documenting technology requirements for critical cybersecurity initiatives, ensuring alignment with mission goals and stakeholder needs while facilitating effective...

3 weeks ago

  •   5 - 7 years exp.  •   Enterprise Technology

$112K - $135K *

Pioneer the design and development of secure, mission-critical computing systems. Collaborate with cross-functional teams to deliver reliable solutions while ensuring compliance with engineering and c...

Today

  •   Less than 5 years exp.  •   Enterprise Technology

$110K - $130K *

Unlock comprehensive cybersecurity solutions by managing RMF services, ensuring compliance, and coordinating system validations. Collaborate with teams to enhance security protocols and maintain criti...

2 days ago

  •   8 - 10 years exp.  •   Finance & Insurance

$95K - $115K *

Innovate by building advanced detections and automation to enhance security operations. As a key member of the Information Security team, you'll design analytics rules and streamline workflows, ensuri...

2 weeks ago

  •   Less than 5 years exp.  •   Business Services

$90K - $110K *

Champion the development of robust backend applications and APIs, collaborating with cross-functional teams to deliver innovative solutions in the mortgage industry. Drive projects from design to depl...

2 weeks ago

  •   Less than 5 years exp.  •   Information Technology

Frequently Asked Questions (FAQ)

  • What does a Senior Linux Administrator do?question toggle

    A Senior Linux Administrator manages and improves Linux systems, including server configuration, performance monitoring, patching, access controls, troubleshooting, and reliability. The exact scope depends on the employer and infrastructure.

  • What skills are commonly required for Senior Linux Administrator jobs?question toggle

    Common requirements include advanced Linux administration, scripting with Bash or Python, troubleshooting, networking fundamentals, and experience with automation tools. Cloud, virtualization, containers, security, and monitoring skills may also be requested.

  • How much do Senior Linux Administrator jobs on Ladders pay?question toggle

    Ladders focuses on vetted professional jobs paying $100,000 or more. Compensation for a specific Senior Linux Administrator role varies by employer, location, experience, and responsibilities.

  • What career paths can follow a Senior Linux Administrator role?question toggle

    Potential next steps include Linux systems architect, infrastructure or operations manager, cloud engineer, platform engineer, and site reliability engineer, depending on your interests and experience.

  • Where can I find Senior Linux Administrator jobs?question toggle

    Browse Senior Linux Administrator listings on Ladders to explore vetted opportunities paying $100,000 or more.