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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$100K - $120K *

Drive innovative solutions as a Software Engineer, collaborating within an Agile Scrum team to analyze data, develop algorithms, and enhance missile threat prediction capabilities. Your expertise will...

1 week ago

  •   Less than 5 years exp.  •   Information Technology

$100K - $120K *

Elevate your career as a Software Engineer, supporting critical testing and integration tasks for advanced microprocessor systems. Collaborate on software testing, scripting, and hardware/software int...

2 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$160K - $180K *

Lead integrated systems engineering efforts in IAMD, focusing on simulation, analysis, and operational wargaming to enhance mission effectiveness and decision-making across defense capabilities...

Today

  •   5 - 7 years exp.  •   Aerospace & Defense

$135K - $145K *

Lead the evolution of IT systems in a dynamic lab environment, ensuring secure and efficient Windows server and directory services. Collaborate with cross-functional teams to enhance operational matur...

Today

  •   8 - 10 years exp.  •   Pharmaceuticals & Biotech

$135K - $145K *

Transform IT operations by providing hands-on support for macOS and Windows environments, managing server infrastructure, and automating tasks to enhance efficiency and user experience across the orga...

6 days ago

  •   Less than 5 years exp.  •   Pharmaceuticals & Biotech

$75K - $125K *

Innovate security operations by managing compliance, access control, and personnel security. Collaborate with teams to enhance safety protocols and provide administrative support for classified activi...

4 days ago

  •   Less than 5 years exp.  •   Information Technology

$71K - $117K *

Transform data center operations by providing expert IT support, troubleshooting, and guidance to enhance service quality. Collaborate with teams to ensure efficient workflows and compliance while man...

Today

  •   Less than 5 years exp.  •   Enterprise Technology

$144K - $158K *

Lead the charge in providing Tier I/II support within a 24/7 operational environment. Collaborate with users and service providers to manage incidents, ensuring effective communication and documentati...

3 days ago

  •   Less than 5 years exp.  •   Enterprise Technology

$144K - $158K *

Join a team that's dedicated to providing 24/7 operational support, ensuring seamless incident management and resolution in a dynamic environment. Collaborate with users and service providers to enhan...

3 days ago

  •   Less than 5 years exp.  •   Enterprise Technology

$80K - $95K *

Transform technology services by overseeing the administration and support of core IT infrastructure, ensuring optimal performance and security across networks, servers, and unified communications sys...

3 weeks ago

  •   Less than 5 years exp.  •   Food & Beverages

$120K - $160K *

Join a team that's modernizing mission-critical DoD infrastructure and applications. Leverage your extensive systems engineering expertise to drive innovative solutions, collaborate with stakeholders...

2 weeks ago

  •   8 - 10 years exp.  •   Information Technology

$130K - $155K *

Transform the cloud landscape by architecting and operating robust infrastructure, enabling seamless developer experiences and ensuring high reliability and security across platforms. Join a senior te...

Yesterday

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

$95K - $115K *

Contribute to the operational excellence of a mission-critical Navy IT network, ensuring 24/7 availability. Leverage your systems engineering expertise to support network performance, maintenance, and...

3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$99K - $206K *

Empower IT operations by managing Windows systems, ensuring optimal performance and security. Collaborate with engineering teams to deliver innovative solutions in a dynamic environment, while adherin...

Today

  •   8 - 10 years exp.  •   Information Technology

$99K - $206K *

Provide comprehensive support for IT systems and networks, ensuring optimal performance and security in a dynamic environment. Collaborate with engineering teams to deliver effective solutions and mai...

Today

  •   8 - 10 years exp.  •   Information Technology

$120K - $145K *

Drive automation and support mission-critical systems in a collaborative DevOps environment. Engage with development teams to enhance cloud infrastructure and streamline CI/CD practices, ensuring oper...

Today

  •   5 - 7 years exp.  •   Information Technology

$120K - $165K *

Contribute to the development of advanced AI/ML applications by architecting and maintaining modern ML pipelines. Collaborate with research teams to ensure secure, efficient deployment of machine lear...

2 weeks ago

  •   Less than 5 years exp.  •   Aerospace & Defense

$100K - $120K *

Champion the design and administration of robust database systems, ensuring optimal performance, security, and availability across diverse environments. Collaborate with cross-functional teams to impl...

Toronto, ONIn-Person

3 days ago

  •   5 - 7 years exp.  •   Business Services

$100K - $214K *

Transform your career by managing user systems in diverse environments. Oversee server setup, maintenance, and security while ensuring operational integrity. Collaborate on testing and troubleshooting...

1 week ago

  •   Less than 5 years exp.  •   Information Technology

$76K - $103K *

Empower scientific discovery by ensuring resilient network infrastructure. As a key contributor, you'll support LAN/WAN services, troubleshoot issues, and collaborate with IT professionals to maintain...

Yesterday

  •   Less than 5 years exp.  •   Information Technology

$59K - $106K *

Join a team that's dedicated to maintaining and optimizing IT infrastructure. You'll support system administration, troubleshoot complex issues, and ensure cybersecurity compliance while collaborating...

3 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$131K - $237K *

Join a team that's driving innovation in cloud solutions, enhancing system performance, and ensuring security. You'll oversee system administration in a dynamic AWS environment, managing SQL Server up...

Reposted 3 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$75K - $90K *

Join the charge in optimizing enterprise systems by managing complex infrastructures, supporting project teams, and driving innovation in healthcare technology. Collaborate effectively to ensure seaml...

Vaughan, ONIn-Person

3 weeks ago

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

$100K - $120K *

Shape the future of server technology by leading technical collateral development, defining benchmarks, and creating proof of concepts. Collaborate with product managers and engineers to enhance produ...

1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$100K - $120K *

Drive innovation in server technology as a System Engineer, leading technical collateral development and creating benchmarks. Collaborate with product teams to enhance product differentiation through...

1 week ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

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.