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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$95K - $115K *

Unlock your potential by managing IT infrastructure, automating processes, and ensuring system security. Collaborate with teams to optimize deployments and troubleshoot issues, all while staying curre...

1 week ago

  •   8 - 10 years exp.  •   Business Services

$88K - $105K *

Grow your career with a dynamic team seeking a System Administrator to manage IT infrastructure, automate processes, and ensure system security while collaborating with development teams to enhance de...

1 week ago

  •   8 - 10 years exp.  •   Business Services

$104K - $155K *

Transform middleware administration for critical banking platforms, ensuring production stability and compliance. Collaborate with teams to deliver enterprise projects, enhance infrastructure, and pro...

1 week ago

  •   5 - 7 years exp.  •   Finance & Insurance

$104K - $155K *

Unlock potential by delivering middleware solutions for critical banking platforms. Collaborate with teams to ensure production stability, implement enterprise projects, and provide expert support in...

1 week ago

  •   5 - 7 years exp.  •   Finance & Insurance

$104K - $155K *

Reimagine middleware administration for critical banking platforms, ensuring production stability and compliance. Collaborate with teams to deliver enterprise projects, enhance infrastructure, and pro...

1 week ago

  •   5 - 7 years exp.  •   Finance & Insurance

$104K - $155K *

Join us in shaping the future of middleware solutions, ensuring stability and compliance across critical banking platforms while driving innovation and efficiency in deployment and support processes...

1 week ago

  •   5 - 7 years exp.  •   Finance & Insurance

$85K - $123K *

Transform your career by designing innovative systems solutions, analyzing client needs, and enhancing operational efficiency. Collaborate with diverse teams to streamline workflows and ensure reliabl...

Vancouver, BCIn-Person

1 week ago

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

$95K - $115K *

Advance your career by managing and optimizing Linux systems, virtual machines, and network infrastructure. Collaborate with teams to ensure reliable services and support both classified and unclassif...

5 days ago

  •   5 - 7 years exp.  •   Information Technology

$80K - $95K *

Join us to manage and enhance internal and customer environments, ensuring optimal performance of Linux servers, virtual machines, and network infrastructure while supporting both classified and uncla...

5 days ago

  •   5 - 7 years exp.  •   Information Technology

$95K - $115K *

Optimize and secure Windows-based and cloud infrastructures while ensuring compliance with NERC CIP standards. Drive automation, enhance system reliability, and collaborate across teams to support app...

1 week ago

  •   Less than 5 years exp.  •   Energy & Utilities

$73K - $115K *

Unlock potential by delivering exceptional IT support for executives, managing device lifecycles, and ensuring seamless technology operations across corporate functions. Collaborate with teams to enha...

Reposted 1 week ago

  •   Less than 5 years exp.  •   Business Services

$80K - $95K *

Join a dynamic team to support, troubleshoot, and maintain IT systems, ensuring optimal performance and security. Manage daily operations, provide user assistance, and implement system enhancements fo...

3 weeks ago

  •   5 - 7 years exp.  •   Business Services

$80K - $95K *

Empower teams by providing comprehensive IT support in a dynamic RDT&E environment. Manage systems, troubleshoot issues, and ensure security compliance while collaborating across departments to enhanc...

3 days ago

  •   Less than 5 years exp.  •   Technical Services

$100K - $120K *

Join a dynamic team as you provision, configure, and maintain high-availability systems. Drive automation and enhance security while mentoring peers and optimizing operations across enterprise environ...

2 weeks ago

  •   8 - 10 years exp.  •   Information Technology

$100K - $120K *

Join a dynamic team as a Systems Administrator, driving automation and optimizing system performance while ensuring secure infrastructure management and providing technical mentorship across enterpris...

2 weeks ago

  •   8 - 10 years exp.  •   Information Technology

$80K - $95K *

Develop and enhance core infrastructure platforms, ensuring operational excellence and security. Collaborate with cross-functional teams to maintain reliable services, support disaster recovery, and d...

Yesterday

  •   5 - 7 years exp.  •   Telecommunications & Hardware

$80K - $95K *

Join a dynamic team to enhance and secure core infrastructure platforms, focusing on virtualization, cloud services, and disaster recovery. Collaborate with cross-functional teams to ensure operationa...

Yesterday

  •   5 - 7 years exp.  •   Telecommunications & Hardware

$88K - $118K *

Unlock potential by designing and optimizing enterprise network solutions to ensure reliability and compliance. Collaborate across teams to enhance security while supporting critical infrastructure in...

Reposted 2 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$88K - $105K *

Shape the future of mission-critical IT operations by providing expert systems administration and support for enterprise and tactical environments, ensuring seamless functionality and operational read...

Today

  •   Less than 5 years exp.  •   Information Technology

$88K - $108K *

Empower the stability of critical systems by resolving complex IT and OT issues, collaborating with diverse teams, and maintaining operational continuity in a 24x7 environment as the final escalation...

3 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$88K - $108K *

Elevate IT reliability by expertly managing complex incidents across IT and OT systems. Serve as the key escalation point during business hours, ensuring efficient resolution and seamless collaboratio...

3 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$95K - $115K *

Champion a robust Identity and Access Management program while supporting enterprise infrastructure initiatives. Ensure secure access, manage endpoints, and enhance IT operations in a dynamic environm...

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$80K - $95K *

Join a team that's dedicated to managing IT environments, providing technical support, and ensuring security across systems. Collaborate with specialists to tackle complex incidents and enhance operat...

3 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$80K - $95K *

Optimize system performance and user satisfaction by managing hardware, software, and network services. Engage in preventive maintenance, configuration management, and provide specialized support to e...

3 days ago

  •   5 - 7 years exp.  •   Information Technology

$80K - $95K *

Drive your career with a Systems/Network Engineer role focused on planning, testing, and implementing critical upgrades while ensuring cybersecurity compliance and system reliability in mission-critic...

6 days ago

  •   5 - 7 years exp.  •   Business Services

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.