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 *

Elevate your career by becoming a key player in optimizing HR technology. As a Workday System Administrator, you'll enhance employee experiences and empower HR teams with data-driven solutions, ensuri...

2 weeks ago

  •   Less than 5 years exp.  •   Finance & Insurance

$80K - $95K *

Join a team that's dedicated to enhancing HR technology experiences. As a Workday System Administrator, you'll optimize HRIS systems, support users, and drive continuous improvement across key HR modu...

2 weeks ago

  •   Less than 5 years exp.  •   Finance & Insurance

$88K - $105K *

Transform your career by providing specialized technical expertise in resolving complex technology infrastructure issues, managing system performance, and driving operational improvements in a collabo...

Reposted 2 days ago

  •   8 - 10 years exp.  •   Finance & Insurance

$90K - $110K *

Engineer robust IT infrastructure by administering Windows and Linux servers, managing domain services, and ensuring system security and performance. Collaborate with teams to support critical enterpr...

1 week ago

  •   Less than 5 years exp.  •   Information Technology

$110K - $130K *

Lead the charge in optimizing IT systems as a Principal System Administrator. Manage infrastructure, troubleshoot issues, and ensure compliance while supporting day-to-day operations and enhancing sys...

4 days ago

  •   11 - 15 years exp.  •   Information Technology

$99K - $125K *

Lead enterprise IT infrastructure initiatives by translating facility milestones into actionable IT workstreams, coordinating cross-functional teams, and ensuring timely project execution within const...

3 weeks ago

  •   8 - 10 years exp.  •   Information Technology

$110K - $130K *

Engineer scalable infrastructure for trading systems, focusing on automation and low-latency solutions. Collaborate with teams to troubleshoot and enhance performance, ensuring reliability and efficie...

1 week ago

  •   Less than 5 years exp.  •   Finance & Insurance

$69K - $98K *

Reimagine your career as you provide Level 2 support for a large-scale enterprise network. Connect with teams, troubleshoot complex issues, and enhance operational excellence in a dynamic, 24/7 enviro...

Toronto, ONIn-Person

Reposted 4 days ago

  •   Less than 5 years exp.  •   Finance & Insurance

$80K - $100K *

Drive excellence in Microsoft cloud environments by administering identity, access, and security across multiple tenants. Collaborate with IT teams to ensure reliable operations and compliance in a re...

3 days ago

  •   5 - 7 years exp.  •   Finance & Insurance

$99K - $174K *

Join a dynamic team as you maintain and enhance IT infrastructure, support strategic objectives, and implement innovative technologies to drive productivity and security across the organization...

2 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Manage and maintain a Distributed Energy Resource Management System (DERMS), ensuring optimal performance and system health while supporting integrations with key utility systems. Collaborate with sta...

3 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$80K - $95K *

Lead the charge in enhancing facility and infrastructure security through risk assessments, incident investigations, and security clearance processes while ensuring compliance with standards and proto...

Reposted 3 days ago

  •   Less than 5 years exp.  •   Information Technology

$110K - $130K *

Lead the charge in managing complex technical projects from inception to delivery, ensuring alignment across engineering, procurement, and production teams while maintaining strong customer relationsh...

2 days ago

  •   5 - 7 years exp.  •   Staffing

$110K - $130K *

Lead the charge in optimizing system performance and security as a Senior Systems Administrator. Collaborate with teams to ensure operational excellence and compliance while managing complex server en...

1 week ago

  •   11 - 15 years exp.  •   Information Technology

$110K - $130K *

Lead the charge in optimizing system performance and security while ensuring seamless operations. Collaborate with teams to develop procedures, manage resources, and troubleshoot issues, all while mai...

1 week ago

  •   11 - 15 years exp.  •   Information Technology

$110K - $130K *

Lead the charge in enhancing employee IT experiences by streamlining onboarding, access management, and compliance processes. Collaborate across teams to automate workflows and ensure secure, efficien...

4 days ago

  •   Less than 5 years exp.  •   Enterprise Technology

$62K - $103K *

Support a dynamic IT team by troubleshooting technical issues, maintaining systems, and enhancing procedures. Collaborate with colleagues to deliver exceptional service and ensure compliance with inte...

3 weeks ago

  •   Less than 5 years exp.  •   Finance & Insurance

$123K - $161K *

Empower our team by designing and developing innovative IT infrastructure solutions, ensuring optimal performance and security of Windows Server environments in both AWS and on-premises settings, whil...

2 weeks ago

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

$80K - $95K *

Join a team that's transforming IT solutions through ServiceNow support and enhancements. You'll collaborate with various teams to optimize platform performance for leading brands, ensuring effective...

CanadaRemote

Reposted 4 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$110K - $130K *

Unlock potential by designing and managing Azure infrastructure, ensuring seamless hybrid connectivity and robust disaster recovery. Collaborate across teams to enhance operations, automate processes...

United StatesRemote

1 week ago

  •   5 - 7 years exp.  •   Technical Services

$68K - $117K *

Champion the integrity of radiology systems by implementing and managing EPIC modules. Collaborate with teams to enhance functionality, resolve issues, and ensure efficient operations while meeting pr...

Urbana, ILRemote

Today

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

$90K - $105K *

Take ownership of end-to-end site IT infrastructure delivery in data centers. Lead the deployment, integration, and validation of enterprise systems, ensuring operational readiness through expert coor...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Information Technology

$175K - $210K *

Empower innovation by designing and operating cloud infrastructure for AI/ML workloads. This hands-on role requires deep GCP expertise and project coordination skills to support cutting-edge research...

4 days ago

  •   5 - 7 years exp.  •   Technical Services

$122K *

Join a team that's shaping enterprise Windows infrastructure and cloud environments. Leverage your expertise in virtualization and security to optimize systems, automate processes, and lead technical...

United StatesRemote

3 days ago

  •   Less than 5 years exp.  •   Information Technology

$122K *

Transform enterprise Windows infrastructure and cloud environments by designing, implementing, and securing systems. Collaborate with IT teams to optimize performance, automate processes, and ensure c...

United StatesRemote

1 week 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.