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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$100K - $120K *

Take ownership of system administration across cloud and on-premise environments, focusing on Data Loss Prevention. Collaborate with teams to enhance security, troubleshoot issues, and ensure seamless...

1 week ago

  •   5 - 7 years exp.  •   Aerospace & Defense

$146K - $234K *

Lead the charge in providing comprehensive system administration solutions for cloud and VDI environments, ensuring optimal performance and capacity while collaborating with cross-functional teams to...

1 week ago

  •   8 - 10 years exp.  •   Aerospace & Defense

$80K - $95K *

Pioneer best practices at the forefront of aerospace technology, supporting Windows and Linux systems in diverse labs. Collaborate with engineers to enhance security and improve system functionality f...

3 weeks ago

  •   Less than 5 years exp.  •   Aerospace & Defense

$135K - $160K *

Join a team that's redefining technology leadership in infrastructure and cloud. Drive strategic initiatives, enhance service reliability, and lead multidisciplinary teams to deliver innovative soluti...

1 week ago

  •   8 - 10 years exp.  •   Food & Beverages

$110K - $130K *

Join a team that's redefining IT infrastructure management. Lead strategic initiatives, oversee budget planning, and ensure operational excellence across multiple locations while fostering strong busi...

1 week ago

  •   5 - 7 years exp.  •   Food & Beverages

$160K - $212K *

Support large-scale Linux systems by managing installations, operations, and security. Engage in troubleshooting, optimizing performance, and ensuring system integrity while providing Tier 1 and Tier...

3 days ago

  •   11 - 15 years exp.  •   Information Technology

$85K - $100K *

Optimize PeopleSoft environments through administration, monitoring, and performance tuning. Collaborate with IT teams to implement solutions, automate tasks, and ensure system health in a 24/7 produc...

1 week ago

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

$88K - $105K *

Lead the charge in advanced desktop support operations, overseeing technical projects and guiding teams to enhance enterprise technology initiatives while ensuring optimal performance and security of...

1 week ago

  •   5 - 7 years exp.  •   Real Estate & Construction

$95K - $115K *

Analyze and execute secure migrations of on-premises Dynamics CRM to Dynamics 365 Online, collaborating with cross-functional teams to ensure compliance, performance, and thorough documentation throug...

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$66K - $135K *

Build and optimize IT server configurations, ensuring timely deployment and compliance with security standards while managing logistics for international shipping and equipment support...

5 days ago

  •   Less than 5 years exp.  •   Information Technology

$77K - $128K *

Execute comprehensive audits and provide subject matter expertise, managing moderately complex projects while ensuring compliance with established standards and enhancing operational efficiencies acro...

1 week ago

  •   5 - 7 years exp.  •   Finance & Insurance

$77K - $128K *

Unlock your potential by managing and executing audits across various functions. Collaborate with teams to ensure compliance and enhance operational efficiency while providing subject matter expertise...

1 week ago

  •   5 - 7 years exp.  •   Finance & Insurance

$120K - $145K *

Manage and maintain Windows and Linux systems, ensuring operational stability and security. Oversee system setup, patching, troubleshooting, and compliance activities while collaborating with cross-fu...

4 days ago

  •   Less than 5 years exp.  •   Information Technology

$118K - $137K *

Champion the development of secure OT networks for clean energy sites, ensuring robust connectivity and operational excellence. Collaborate with cross-functional teams to implement cutting-edge infras...

Today

  •   5 - 7 years exp.  •   Energy & Utilities

$100K - $120K *

Join a team that's revolutionizing electric aviation by managing our IT systems. Oversee cloud and on-premise environments, ensuring top-notch service and security for all software and hardware across...

4 weeks ago

  •   8 - 10 years exp.  •   Aerospace & Defense

$80K - $95K *

Join a dynamic team to design and maintain network infrastructure for live broadcasts, ensuring seamless integration with broadcast equipment and cloud services. Lead projects, provide real-time suppo...

2 weeks ago

  •   Less than 5 years exp.  •   Business Services

$95K - $115K *

Join a dynamic team to manage and optimize IT systems and networks, ensuring secure and reliable operations for mission-critical infrastructure in diverse environments. Support testing and activities...

2 weeks ago

  •   5 - 7 years exp.  •   Aerospace & Defense

$85K - $110K *

Manage day-to-day IT support for US employees, ensuring smooth operations and security. Collaborate with global teams to enhance user experience and streamline processes while prioritizing issues and...

1 week ago

  •   Less than 5 years exp.  •   Enterprise Technology

$85K - $110K *

Partner with us to enhance IT support for our US team, ensuring seamless operations and security. You'll manage systems, troubleshoot issues, and collaborate with global teams to deliver a consistent...

1 week ago

  •   Less than 5 years exp.  •   Enterprise Technology

$85K - $110K *

Support our US IT operations by ensuring seamless device management and user access. Collaborate with global teams to enhance IT experiences, troubleshoot issues, and implement effective solutions for...

1 week ago

  •   Less than 5 years exp.  •   Enterprise Technology

$103K - $129K *

Optimize application support operations by leading teams and implementing modern technologies to enhance efficiency and reliability across cloud and on-premises environments. Drive strategic initiativ...

5 days ago

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

$85K - $115K *

Join us in empowering Washington's environmental efforts by managing and optimizing our network infrastructure. This role combines technical expertise with project management to ensure seamless connec...

Lacey, WARemote

1 week ago

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

$85K - $115K *

Drive network excellence by managing on-prem and cloud infrastructure, ensuring optimal performance and security. Collaborate with teams to implement solutions that support Ecology's mission to protec...

1 week ago

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

$116K - $150K *

Transform the Navy's training infrastructure by managing Linux systems and VMware environments. Collaborate with engineering teams to ensure optimal performance and security of enterprise-wide modelin...

Reposted today

  •   11 - 15 years exp.  •   Manufacturing & Automotive

$198K - $215K *

Pioneer data center modernization efforts by assessing infrastructure, ensuring compliance, and providing expert guidance to enhance operational capabilities and security for mission-critical systems...

1 week ago

  •   8 - 10 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.