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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$108K - $130K *

Advance the future of hypersonic weapon systems by providing expert technical assessments and reviews of system architecture and requirements for a critical national defense program, ensuring clarity...

Yesterday

  •   5 - 7 years exp.  •   Information Technology

$80K - $120K *

Transform military systems by leading a multidisciplinary team in the design, development, and testing of embedded systems, ensuring compliance with customer requirements throughout the program lifecy...

6 days ago

  •   Less than 5 years exp.  •   Information Technology

$110K - $130K *

Lead the charge in managing solid rocket motor technology projects, ensuring effective execution and collaboration across teams. Drive industrial base analysis and sustainment planning to enhance prop...

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$120K - $160K *

Elevate your career by managing solid rocket motor technology projects, conducting industrial base analyses, and collaborating with stakeholders to enhance propulsion systems. This role combines engin...

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$140K - $180K *

Unlock the potential of intelligence systems integration by leading efforts to ensure seamless interoperability across multi-discipline analysis platforms, enhancing operational readiness and data-dri...

1 week ago

  •   Less than 5 years exp.  •   Information Technology

$110K - $130K *

Shape the future of military intelligence by leading system integration efforts, ensuring seamless interoperability of advanced analytics and data platforms to enhance operational readiness and decisi...

1 week ago

  •   8 - 10 years exp.  •   Information Technology

$110K - $130K *

Support critical integration tasks and troubleshoot workflows to enhance data sharing and interoperability within Army intelligence systems, ensuring seamless operations and modernization efforts...

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$110K - $130K *

Lead the charge in advancing terrestrial sensor integration for Army intelligence, ensuring seamless operational capabilities and strategic alignment across multiple defense sectors. Drive innovation...

1 week ago

  •   Less than 5 years exp.  •   Information Technology

$120K - $160K *

Elevate systems engineering excellence by leading critical activities for a high-priority defense program. Collaborate with multidisciplinary teams to deliver innovative solutions that meet stringent...

2 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$110K - $130K *

Lead critical systems engineering efforts for a high-priority nuclear modernization program, ensuring innovative solutions meet mission requirements while adhering to schedule and cost constraints. Co...

2 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$100K - $140K *

Innovate with us to drive the development of advanced systems engineering solutions. Collaborate in a dynamic team to design, prototype, and transition cutting-edge technologies in undersea defense an...

2 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$110K - $130K *

Advance your career by collaborating with a dynamic team to design, document, and test innovative systems for undersea defense and automated test equipment, ensuring successful prototype development a...

2 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$120K - $200K *

Transform backend services and REST APIs in a collaborative environment. Leverage your software engineering skills to support cyber training initiatives, utilizing modern technologies and cloud infras...

United StatesRemote

2 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$80K - $95K *

Manage and support critical enterprise systems by designing, implementing, and maintaining infrastructure services with a focus on security, scalability, and operational excellence across diverse plat...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Aerospace & Defense

$88K - $105K *

Advance your career in IT by managing critical systems in a dynamic environment. Ensure operational excellence and business continuity across cloud platforms and enterprise applications while mentorin...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Aerospace & Defense

$95K - $115K *

Champion the future of network security by managing and optimizing enterprise networks. Lead strategic projects, ensure high availability, and enhance security posture while collaborating with a dynam...

Yesterday

  •   Less than 5 years exp.  •   Transportation

$95K - $115K *

Manage and optimize enterprise networks while ensuring security and high availability. Collaborate on strategic infrastructure projects and support NIST's mission through effective network administrat...

Yesterday

  •   Less than 5 years exp.  •   Transportation

$95K - $115K *

Lead the charge in developing advanced processing systems, ensuring technical integrity and quality through design, integration, and verification of hardware and software components while adhering to...

Today

  •   Less than 5 years exp.  •   Staffing

$95K - $115K *

Unlock potential by integrating advanced EO/IR systems in a dynamic environment. Collaborate on hardware and software interfaces, ensuring seamless functionality and performance in tactical applicatio...

Yesterday

  •   5 - 7 years exp.  •   Staffing

$88K - $105K *

Transform systems engineering by integrating EO/IR technology into missile launch systems. Collaborate in a dynamic environment, ensuring hardware and software interfaces function seamlessly for optim...

Yesterday

  •   5 - 7 years exp.  •   Staffing

$196K - $239K *

Champion the development and maintenance of complex software systems, ensuring operational excellence and reliability. Collaborate with teams to enhance system performance and deliver continuous servi...

Today

  •   Less than 5 years exp.  •   Business Services

$196K - $239K *

Engineer innovative software solutions by enhancing DevOps practices, ensuring system reliability and performance. Collaborate with teams to support live operations and drive continuous service delive...

Today

  •   Less than 5 years exp.  •   Business Services

$88K - $105K *

Drive system administration excellence by managing Windows servers, ensuring compliance, and automating processes. Collaborate with teams to enhance infrastructure and support key technology initiativ...

United StatesRemote

Yesterday

  •   5 - 7 years exp.  •   Healthcare

$82K - $86K *

Oversee daily operations of mission-critical data center systems, ensuring optimal performance and compliance. Collaborate on maintenance, incident reporting, and procedure development to achieve 100...

1 week ago

  •   Less than 5 years exp.  •   Real Estate & Construction

$110K - $165K *

Join a dynamic team to support and enhance data center operations, ensuring optimal performance and reliability of infrastructure. Leverage your technical expertise to troubleshoot, maintain, and depl...

1 week ago

  •   5 - 7 years exp.  •   Finance & Insurance

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.