IT Infrastructure Administrator Jobs

Explore IT Infrastructure Administrator opportunities for experienced technology professionals who keep business-critical systems reliable, secure, and ready to scale. Ladders features vetted professional roles paying $100,000 or more, including openings in infrastructure operations, systems administration, networking, cloud platforms, and enterprise support.

What IT Infrastructure Administrators Do

IT Infrastructure Administrators manage the technology foundations organizations rely on every day. Responsibilities may include maintaining servers and operating systems, administering networks and identity services, monitoring performance and availability, managing backups and disaster recovery, and resolving complex infrastructure issues. Many roles also contribute to cloud migration, automation, security controls, and technology planning.

Skills and Experience Employers Seek

Employers often look for hands-on experience with Windows or Linux environments, virtualization, cloud services, networking, storage, and endpoint or directory management. Scripting, configuration management, monitoring, incident response, and strong documentation skills can also be valuable. Certifications and expertise in platforms such as AWS, Microsoft Azure, Google Cloud, VMware, or Cisco may help demonstrate specialized knowledge, depending on the role.

Career Paths in IT Infrastructure

Infrastructure administrators can advance into senior systems or network administration, cloud engineering, infrastructure architecture, site reliability engineering, IT operations leadership, or cybersecurity. Roles vary by organization: some focus on a particular platform, while others oversee hybrid environments that combine on-premises data centers and cloud services.

Find IT Infrastructure Administrator Jobs on Ladders

Search Ladders for vetted IT Infrastructure Administrator jobs and related opportunities paying $100,000 or more. Review each listing for its technology stack, responsibilities, location, and experience requirements to find roles that align with your career goals.

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$80K - $95K *

Join a team that's dedicated to enhancing security systems through design, implementation, and maintenance. Collaborate on complex IT infrastructures while ensuring compliance and performance standard...

3 days ago

  •   5 - 7 years exp.  •   Technical Services

$190K - $240K *

Join a dynamic team to lead and maintain critical IT systems for enterprise applications, ensuring security, reliability, and performance while mentoring others. Drive modernization efforts and suppor...

Reposted 2 weeks ago

  •   11 - 15 years exp.  •   Information Technology

$90K - $105K *

Join a team that's dedicated to providing critical IT support for military operations. Oversee the maintenance and logistics of C2/C4I assets, ensuring seamless functionality across multiple secure ne...

2 weeks ago

  •   Less than 5 years exp.  •   Enterprise Technology

$115K - $150K *

Manage and maintain cloud infrastructure, automate deployment processes, and ensure the reliability of services. Collaborate with development teams to enhance performance in a dynamic, hybrid work env...

Reposted 2 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$85K - $141K *

Build innovative solutions by administering and enhancing ServiceNow to support mission-critical operations, ensuring effective customization and user experience while maintaining compliance with secu...

3 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$120K - $145K *

Engineer robust Azure infrastructure solutions, ensuring secure, scalable environments for data and AI initiatives. Collaborate with client teams to deliver architecture, governance, and operational e...

Toronto, ONIn-Person

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$86K *

Manage and optimize network systems, ensuring security and performance. Play a key role in troubleshooting hardware/software issues, coordinating installations, and training staff to enhance operation...

1 week ago

  •   Less than 5 years exp.  •   Energy & Utilities

$94K - $151K *

Champion security integration in software development by collaborating with teams to identify vulnerabilities, enhance application security, and implement risk-based recommendations throughout the sof...

3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$94K - $151K *

Engage with development teams to enhance application security, identify vulnerabilities, and integrate security practices throughout the software lifecycle. Leverage your expertise to support DevSecOp...

3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$94K - $151K *

Transform application security by partnering with development teams to identify vulnerabilities, integrate security practices, and enhance DevSecOps. Leverage your expertise to perform threat modeling...

3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$94K - $151K *

Elevate your career by integrating security into software development. Collaborate with teams to identify vulnerabilities, enhance application security, and implement DevSecOps practices, ensuring rob...

3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$94K - $151K *

Elevate security practices by partnering with development teams to integrate robust application security measures, perform threat modeling, and enhance DevSecOps processes, ensuring secure software de...

3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$94K - $151K *

Champion application security by partnering with development teams to identify and remediate vulnerabilities, integrate security practices, and enhance the software development lifecycle through effec...

3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$80K - $95K *

Join a team that's dedicated to enhancing our Microsoft 365 and Intune environment. This role involves administering security policies, supporting users, and collaborating with IT to ensure reliable s...

3 weeks ago

  •   Less than 5 years exp.  •   Legal & Accounting

$100K - $120K *

Manage and support diverse software applications, ensuring optimal performance and security. Collaborate with teams to enhance system integrity and accessibility while providing expert troubleshooting...

1 week ago

  •   8 - 10 years exp.  •   Real Estate & Construction

$110K - $130K *

Optimize the performance and integrity of diverse software systems, ensuring seamless application support and security. Collaborate with teams to enhance user experience and maintain documentation, dr...

1 week ago

  •   8 - 10 years exp.  •   Real Estate & Construction

$95K - $115K *

Shape the future of enterprise Linux environments by enhancing automation, managing infrastructure, and developing CI/CD pipelines. Collaborate with cross-functional teams to ensure secure, reliable...

United StatesRemote

1 week ago

  •   Less than 5 years exp.  •   Information Technology

$82K - $88K *

Help us drive innovation in systems engineering by providing hands-on support for complex integrated systems. Collaborate with technical teams to enhance performance and reliability in diverse environ...

2 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Support mission-critical Oracle platforms by administering Oracle Linux and Exadata environments, ensuring optimal performance for federal national-security applications while collaborating with cross...

4 days ago

  •   Less than 5 years exp.  •   Enterprise Technology

$210K - $230K *

Transform network architecture by owning the design and implementation of robust systems that connect robotics and infrastructure, ensuring optimal performance in complex industrial environments...

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$100K - $120K *

Lead the charge in optimizing IT service delivery across US operations while managing diverse teams, infrastructure, and technology projects to drive innovation and ensure reliable, customer-focused s...

Reposted 3 days ago

  •   5 - 7 years exp.  •   Staffing

$95K - $115K *

Lead the charge in delivering exceptional IT services across US operations, managing teams and infrastructure while driving innovation and strategic technology projects for optimal business outcomes...

Reposted 3 days ago

  •   5 - 7 years exp.  •   Staffing

$95K - $115K *

Lead a dynamic team of Systems Administrators, managing Windows environments while ensuring optimal performance and security. Collaborate on system maintenance, user management, and automation to supp...

2 weeks ago

  •   5 - 7 years exp.  •   Technical Services

$91K - $119K *

Join a team that's dedicated to providing exceptional IT support and solutions. This role involves troubleshooting, managing help desk requests, and enhancing city operations through technology, ensur...

1 week ago

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

$140K - $175K *

Transform enterprise network operations by leading a dedicated team to ensure optimal performance, security, and recovery for critical military systems. Drive incident response and maintain high servi...

2 weeks ago

  •   Less than 5 years exp.  •   Information Technology

Frequently Asked Questions (FAQ)

  • What does an IT Infrastructure Administrator do?question toggle

    An IT Infrastructure Administrator maintains and supports the systems, networks, servers, cloud services, and related tools that organizations use to operate. The work can include monitoring availability, troubleshooting incidents, managing access, applying updates, and supporting backups and security.

  • What skills are commonly required for IT Infrastructure Administrator jobs?question toggle

    Requirements vary, but employers commonly seek experience with Windows or Linux administration, networking, virtualization, cloud platforms, identity and access management, monitoring, and scripting. Communication, troubleshooting, and documentation skills are also important.

  • Which certifications can help IT Infrastructure Administrators?question toggle

    Depending on the position, certifications in AWS, Microsoft Azure, Google Cloud, VMware, Cisco, or security may be useful. The most relevant credential depends on the employer's technology environment and the role's responsibilities.

  • What career paths can follow an IT Infrastructure Administrator role?question toggle

    Professionals may progress into senior infrastructure administration, cloud engineering, network architecture, site reliability engineering, IT operations management, or cybersecurity roles.

  • Are IT Infrastructure Administrator jobs available that pay $100,000 or more?question toggle

    Yes. Ladders features vetted professional jobs paying $100,000 or more, including qualifying IT infrastructure opportunities. Compensation and requirements vary by employer, location, and experience.