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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$110K - $130K *

Elevate your career by providing expert storage support across diverse sites, enhancing performance in a multi-vendor environment. Troubleshoot, optimize, and ensure reliability in high-performance st...

4 days ago

  •   8 - 10 years exp.  •   Business Services

$90K - $110K *

Provide expert Linux system administration for classified and unclassified networks, ensuring compliance with cybersecurity policies. Collaborate with teams to manage system upgrades, troubleshoot iss...

Reposted yesterday

  •   Less than 5 years exp.  •   Technical Services

$110K - $130K *

Drive infrastructure excellence by establishing standards and leading teams across networking, servers, and cloud environments. Ensure compliance and scalability while fostering continuous improvement...

1 week ago

  •   5 - 7 years exp.  •   Healthcare

$110K - $130K *

Transform infrastructure management by establishing standards, leading teams, and ensuring compliance across diverse platforms. Drive modernization and enhance operational efficiency in a multi-site e...

1 week ago

  •   5 - 7 years exp.  •   Healthcare

$80K - $95K *

Champion critical IT resources as a Windows System Administrator, ensuring 24/7 operations and compliance in a classified environment. Leverage your expertise to enhance IT architecture and maintain s...

1 week ago

  •   5 - 7 years exp.  •   Technical Services

$80K - $95K *

Join a team that's dedicated to ensuring high availability and security of enterprise networks. This role involves monitoring, troubleshooting, and optimizing network performance while adhering to str...

Today

  •   5 - 7 years exp.  •   Enterprise Technology

$80K - $95K *

Shape the future of systems administration by managing upgrades, troubleshooting, and ensuring security compliance across Linux and Windows environments. Collaborate on cloud architecture and maintain...

1 week ago

  •   Less than 5 years exp.  •   Information Technology

$195K - $205K *

Deliver senior technical leadership in system administration for government IT systems, ensuring operational excellence and compliance while mentoring junior staff and optimizing training environments...

2 weeks ago

  •   5 - 7 years exp.  •   Technical Services

$95K - $110K *

Join a team that's driving operational excellence in mission-critical environments. Lead site infrastructure initiatives, ensuring seamless technical support and compliance while mentoring teams and m...

1 week ago

  •   Less than 5 years exp.  •   Business Services

$80K - $95K *

Shape the future of IT systems and network engineering by leveraging your expertise in complex LAN/WAN infrastructure. Provide top-tier support and collaborate with customers to design secure and effi...

Reposted 2 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$80K - $95K *

Elevate network performance and security by managing and optimizing systems, ensuring reliable communication for training environments. Collaborate with teams to troubleshoot issues and implement poli...

2 weeks ago

  •   Less than 5 years exp.  •   Business Services

$88K - $105K *

Champion the stability and performance of multi-user computer systems while collaborating with network engineers. Ensure optimal operation through system documentation, software installation, and poli...

3 days ago

  •   Less than 5 years exp.  •   Information Technology

$88K - $105K *

Empower your career by providing critical support for IT systems, ensuring seamless operations and troubleshooting across diverse environments. Collaborate with teams to enhance system performance and...

1 week ago

  •   8 - 10 years exp.  •   Information Technology

$136K - $160K *

Engineer resilient IT infrastructure to support rapid scaling. Design, deploy, and manage core networking, systems, and physical security for a dynamic environment, ensuring reliability and security a...

2 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$90K - $95K *

Elevate system performance by managing and troubleshooting diverse IT infrastructures, providing expert support, and ensuring cybersecurity compliance while maintaining operational continuity and data...

2 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$140K - $190K *

Transform your career by managing and enhancing Windows environments, deploying solutions, and maintaining security. Engage in a collaborative team focused on delivering dynamic IT systems and ensurin...

4 weeks ago

  •   Less than 5 years exp.  •   Technical Services

$100K - $120K *

Join a team that's dedicated to innovation and excellence, driving projects from concept to completion. Collaborate with cross-functional teams to enhance product development and ensure quality standa...

United StatesRemote

2 weeks ago

  •   Less than 5 years exp.  •   Healthcare

$105K *

Join a team that's dedicated to maintaining and securing Linux systems in classified and unclassified environments. You'll implement cybersecurity measures, manage system updates, and support virtuali...

6 days ago

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

$105K *

Manage and maintain Linux systems in classified and unclassified environments, ensuring compliance with cybersecurity policies. Collaborate with teams to implement upgrades, troubleshoot issues, and s...

6 days ago

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

$80K - $95K *

Lead the charge in modernizing and securing infrastructure platforms, ensuring optimal performance and compliance. Collaborate with cross-functional teams to maintain reliable systems and support stra...

1 week ago

  •   Less than 5 years exp.  •   Finance & Insurance

$80K - $95K *

Empower your career by ensuring optimal deployment and maintenance of hosted services. Analyze requirements, evaluate solutions, and implement strategies to enhance our technical infrastructure while...

1 week ago

  •   Less than 5 years exp.  •   Media

$88K - $105K *

Lead the deployment and maintenance of cloud infrastructure, ensuring optimal performance and security. Analyze requirements, manage projects, and implement solutions to enhance technical operations a...

1 week ago

  •   Less than 5 years exp.  •   Media

$110K - $145K *

Unlock potential by managing and optimizing IT operations across platforms and applications. Collaborate with teams to ensure security, reliability, and efficiency while developing scalable processes...

3 days ago

  •   Less than 5 years exp.  •   Enterprise Technology

$110K - $145K *

Join a team that's dedicated to maintaining secure, reliable IT operations. You'll manage platforms, troubleshoot applications, and enhance workflows, ensuring seamless support for internal teams whil...

RemoteRemote

3 days ago

  •   Less than 5 years exp.  •   Enterprise Technology

$88K - $108K *

Engineer solutions for complex IT and OT systems, ensuring 24x7 operational support, incident resolution, and system stability. Collaborate across teams, lead incident response, and enhance documentat...

4 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

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.