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.

Remote
caret down
Compensation
caret down
Position Level
caret down
Time Posted
caret down
Industries
caret down
Locations
caret down
More
1
caret down

$110K - $130K *

Lead the internal IT environment, enhance employee tech experience, manage Microsoft cloud platforms, and collaborate with stakeholders to drive operational excellence and project success. Hands-on le...

Reposted 3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$90K - $110K *

Shape the future of enterprise network and systems infrastructure by providing senior-level expertise in design, operation, and security. Drive modernization efforts and ensure resilient connectivity...

Calgary, ABIn-Person

1 week ago

  •   5 - 7 years exp.  •   Finance & Insurance

$80K - $95K *

Advance your career by managing and optimizing enterprise network infrastructure, ensuring security and performance across corporate and branch locations while collaborating with stakeholders to imple...

6 days ago

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

$100K - $194K *

Lead the charge in architecting and optimizing high-performance storage solutions. Collaborate with cross-functional teams to deliver scalable NAS, SAN, and cloud storage services, ensuring data integ...

3 days ago

  •   Less than 5 years exp.  •   Telecommunications & Hardware

$108K - $127K *

Elevate your career by managing and optimizing cloud and on-premises infrastructure. Collaborate with cross-functional teams to enhance operational efficiency and reliability while implementing modern...

5 days ago

  •   Less than 5 years exp.  •   Energy & Utilities

$110K - $130K *

Drive the development of secure, scalable IT operations across U.S. locations, leading infrastructure initiatives and managing global shared services while ensuring alignment with business technology...

Today

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$80K - $95K *

Drive operational excellence by supporting managed services infrastructure, ensuring seamless incident response, systems administration, and network troubleshooting while collaborating with internal t...

United StatesRemote

5 days ago

  •   Less than 5 years exp.  •   Information Technology

$75K - $125K *

Innovate security operations by managing compliance, access control, and personnel security. Collaborate with teams to enhance safety protocols and provide administrative support for classified activi...

Yesterday

  •   Less than 5 years exp.  •   Information Technology

$80K - $95K *

Unlock potential by managing and supporting complex computer network systems, ensuring optimal performance and security while collaborating with teams to enhance operational efficiency and user experi...

3 days ago

  •   Less than 5 years exp.  •   Aerospace & Defense

$125K - $165K *

Lead and innovate IT Support operations, shaping user experiences and team culture while managing Microsoft 365 and identity platforms. Drive strategic initiatives, optimize processes, and ensure serv...

1 week ago

  •   8 - 10 years exp.  •   Energy & Utilities

$100K - $120K *

Lead and optimize IT Support operations, shaping user experience and team culture. Drive strategic initiatives, manage Microsoft 365 platforms, and collaborate cross-functionally to enhance service de...

1 week ago

  •   8 - 10 years exp.  •   Energy & Utilities

$85K - $110K *

Optimize IT infrastructure by managing systems, networks, and security. Support daily operations while implementing improvements to enhance efficiency and reliability. Collaborate with teams to ensure...

3 days ago

  •   Less than 5 years exp.  •   Food & Beverages

$110K - $130K *

Champion the evolution of enterprise Linux infrastructure by leading automation, security, and operational excellence initiatives. Collaborate with cross-functional teams to enhance system reliability...

2 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$95K - $115K *

Join a team that's dedicated to enhancing enterprise Linux infrastructure through expert administration, automation, and security practices. Collaborate with senior engineers to drive operational exce...

2 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$95K - $115K *

Pioneer the evolution of our enterprise Linux infrastructure by leading automation, security, and operational excellence initiatives. Collaborate with cross-functional teams to enhance system reliabil...

2 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$110K - $130K *

Build and enhance our enterprise Linux infrastructure as a Senior Systems Administrator. Lead automation, security, and operational excellence initiatives while collaborating with cross-functional tea...

2 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$92K - $166K *

Elevate operational efficiency by managing enterprise Windows systems, ensuring secure configurations, and executing system upgrades in a mission-critical environment. Collaborate on vulnerability man...

1 week ago

  •   5 - 7 years exp.  •   Technical Services

$93K - $135K *

Grow your career with a dynamic role overseeing IT systems and security compliance. Collaborate with teams to ensure operational integrity and implement security measures while providing exceptional s...

1 week ago

  •   5 - 7 years exp.  •   Technical Services

$93K - $135K *

Empower your career by joining a dynamic team focused on IT systems administration and security management. Collaborate with security professionals to ensure compliance and operational excellence whil...

1 week ago

  •   5 - 7 years exp.  •   Technical Services

$95K - $115K *

Lead the charge in optimizing IT systems and security protocols, ensuring compliance with industry standards while providing exceptional support to staff in a dynamic, multi-office environment...

1 week ago

  •   5 - 7 years exp.  •   Technical Services

$95K - $115K *

Advance your career by managing a complex network environment, ensuring optimal system performance, and solving hardware/software issues efficiently while supporting end users and maintaining document...

Reposted 1 week ago

  •   8 - 10 years exp.  •   Information Technology

$95K - $115K *

Lead system administration efforts for a complex, distributed network, ensuring optimal performance and security. Collaborate with users and technical teams to resolve issues and maintain documentatio...

1 week ago

  •   8 - 10 years exp.  •   Information Technology

$110K - $130K *

Manage day-to-day IT operations, ensuring reliability, security, and support for technology systems. Oversee user support, infrastructure, and compliance with cybersecurity regulations while coordinat...

6 days ago

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$90K - $93K *

Join a team that's dedicated to optimizing system performance and user support. As a System Administrator, you'll manage complex networks, troubleshoot issues, and implement solutions to enhance opera...

Today

  •   Less than 5 years exp.  •   Business Services

$140K - $171K *

Lead the charge in enhancing enterprise systems by supervising teams, analyzing complex projects, and implementing innovative IT solutions to improve efficiency and security across city operations...

1 week ago

  •   5 - 7 years exp.  •   Education, Government & Non-Profit

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.