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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$85K - $110K *

Champion innovative integration solutions by collaborating with diverse teams to automate processes and enhance service offerings for financial institutions, leveraging your technical expertise and cu...

3 days ago

  •   5 - 7 years exp.  •   Finance & Insurance

$82K - $132K *

Support mission-critical systems as a Linux System Administrator, collaborating with teams to design, maintain, and enhance Linux infrastructures for test operations while ensuring security and compli...

3 weeks ago

  •   Less than 5 years exp.  •   Aerospace & Defense

$95K - $115K *

Transform IT infrastructure by designing and supporting secure, reliable systems for seamless operation. Collaborate across teams to enhance performance, troubleshoot issues, and ensure business conti...

3 weeks ago

  •   Less than 5 years exp.  •   Pharmaceuticals & Biotech

$79K - $107K *

Optimize IT infrastructure by managing systems, troubleshooting issues, and ensuring compliance. Collaborate with teams to enhance performance and support operations, driving innovation and efficiency...

3 days ago

  •   5 - 7 years exp.  •   Information Technology

$130K - $190K *

Empower mission-critical enterprise applications by providing essential IT support, ensuring system reliability, security, and performance. Collaborate with teams to enhance infrastructure and drive m...

1 week ago

  •   Less than 5 years exp.  •   Information Technology

$130K - $190K *

Empower our mission-critical IT systems by providing essential support, troubleshooting, and maintenance for enterprise applications. Join a dynamic team dedicated to enhancing operational efficiency...

1 week ago

  •   Less than 5 years exp.  •   Information Technology

$80K - $95K *

Manage the administration and optimization of core banking systems, ensuring reliability and performance. Collaborate with teams to support reporting, security, and operational functions while maintai...

2 days ago

  •   Less than 5 years exp.  •   Finance & Insurance

$78K - $250K *

Lead the charge in optimizing IT systems through troubleshooting, maintenance, and user support. Oversee daily operations, ensuring efficient configuration and problem resolution while enhancing syste...

1 week ago

  •   8 - 10 years exp.  •   Information Technology

$105K - $125K *

Optimize SaaS platform administration by managing configurations, security, and vendor relations. Ensure compliance with federal standards while enhancing user access and operational efficiency across...

4 days ago

  •   Less than 5 years exp.  •   Information Technology

$105K - $125K *

Elevate SaaS platform administration by ensuring optimal configuration, security, and compliance across a diverse portfolio of cloud-based applications, while managing user access and vendor relations...

4 days ago

  •   Less than 5 years exp.  •   Information Technology

$85K - $100K *

Join our dynamic IT team as a Network Administrator, where you'll manage and optimize our network infrastructure, ensuring reliability and security while working with cutting-edge technologies to enha...

Vancouver, BCIn-Person

6 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$85K - $100K *

Engineer and optimize our network infrastructure, ensuring reliability, security, and performance. Collaborate with IT teams to manage LAN, WLAN, and SD-WAN technologies while implementing best practi...

Quesnel, BCIn-Person

6 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$85K - $113K *

Lead the charge in organizing and supporting complex computer systems, including LANs and WANs, while providing technical support and participating in infrastructure decisions for government agencies...

2 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$88K - $105K *

Contribute to high-performance computing sustainment by managing multi-vendor servers and clusters. Engage in system administration, troubleshooting, and optimization while collaborating with skilled...

1 week ago

  •   Less than 5 years exp.  •   Information Technology

$120K - $150K *

Unlock potential by leading IT operations and security, building a robust infrastructure to support our growing team. Collaborate with stakeholders to enhance employee experience, ensuring top-notch t...

3 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Lead the charge in delivering critical technical support for MDA's contracting operations. Bridge technology and procurement, ensuring compliance and efficiency while training users on advanced system...

6 days ago

  •   5 - 7 years exp.  •   Technical Services

$75K - $90K *

Join the charge in optimizing enterprise systems by managing complex infrastructures, supporting project teams, and driving innovation in healthcare technology. Collaborate effectively to ensure seaml...

Vaughan, ONIn-Person

3 weeks ago

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

$80K - $90K *

Grow your career with us as you manage IT help desk operations, ensuring effective support for users. Be the key liaison, enhance processes, and drive operational efficiency for a world-class tech env...

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Drive operational excellence by leading infrastructure and workload automation services. Oversee incident response and service delivery, ensuring high performance and reliability across diverse techno...

Pennsylvania, USRemote

5 days ago

  •   5 - 7 years exp.  •   Information Technology

$79K - $89K *

Optimize IT support by resolving technical issues and enhancing client satisfaction. Engage in both onsite and remote troubleshooting, ensuring seamless operations and high service standards across di...

6 days ago

  •   5 - 7 years exp.  •   Information Technology

$95K - $115K *

Join a team that's dedicated to enhancing IT configuration management for the U.S. Navy. This role involves developing and managing ITIL/ITSM programs, ensuring optimal performance and compliance in a...

3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$148K - $193K *

Lead a dynamic team to manage and optimize IT infrastructure across diverse environments, ensuring seamless operations and support for engineering and corporate functions while driving growth in a reg...

3 weeks ago

  •   Less than 5 years exp.  •   Energy & Utilities

$80K - $95K *

Join a team that's dedicated to optimizing business applications and systems. You'll provide critical support, manage integrations, and ensure compliance while collaborating with various stakeholders...

Toronto, ONIn-Person

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Join our team to manage and support critical business applications, ensuring seamless integration and compliance. Collaborate with diverse teams to enhance system performance while upholding our value...

Val-d'or, QCIn-Person

1 week ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Shape the future of technical support by resolving complex issues, collaborating with teams, and training staff to enhance customer experiences and optimize services in a dynamic environment...

United StatesRemote

3 weeks ago

  •   5 - 7 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.