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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$105K - $115K *

Take ownership of network infrastructure and VTC systems, ensuring optimal performance and security compliance. Collaborate with cybersecurity teams while providing technical support and guidance to u...

6 days ago

  •   Less than 5 years exp.  •   Business Services

$100K - $120K *

Join a team that's dedicated to maintaining robust Linux systems across diverse operational environments, ensuring mission continuity and security compliance in a high-stakes intelligence program. Can...

3 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$80K - $95K *

Architect robust network solutions to ensure secure, efficient connectivity. Take ownership of network design, implementation, and support across departments while promoting growth and security in a m...

Reposted today

  •   8 - 10 years exp.  •   Manufacturing & Automotive

$85K - $112K *

Support and optimize enterprise IT infrastructure by administering Linux and macOS systems. Collaborate with technical teams to ensure compliance, security, and operational efficiency across classifie...

Today

  •   Less than 5 years exp.  •   Business Services

$102K - $209K *

Take ownership of a dynamic team managing hardware installations and troubleshooting in data center environments. Collaborate with development teams and vendors to resolve complex issues while ensurin...

2 days ago

  •   Less than 5 years exp.  •   Enterprise Technology

$102K - $209K *

Drive a high-performing team managing hardware installations and troubleshooting. Oversee network communications and data center operations, ensuring compliance and continuous improvement while collab...

5 days ago

  •   Less than 5 years exp.  •   Enterprise Technology

$110K - $123K *

Lead the charge in implementing Knowledge-Based Resolution and modernizing Smart IT workflows. Collaborate across teams to enhance service desk efficiency and deliver scalable solutions within the Hel...

1 week ago

  •   8 - 10 years exp.  •   Information Technology

$88K - $105K *

Lead the administration and optimization of the ServiceNow platform, ensuring stability and continuous improvement while guiding a team of developers and analysts to meet enterprise IT needs and enhan...

3 weeks ago

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$80K - $105K *

Take ownership of our Azure infrastructure, ensuring reliability and security while automating processes. Collaborate with IT and security teams to enhance systems and streamline access for employees...

Montreal, QCIn-Person

1 week ago

  •   Less than 5 years exp.  •   Enterprise Technology

$80K - $95K *

Join a team that's dedicated to maintaining critical data center operations. As an Assistant Critical Operations Manager, you'll support safety, efficiency, and training initiatives while managing ven...

1 week ago

  •   Less than 5 years exp.  •   Enterprise Technology

$77K - $163K *

Transform cloud infrastructure by developing and delivering robust solutions. Collaborate across departments to implement high-level architectures, ensuring seamless support for diverse workloads whil...

Sterling, VARemote

2 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$77K - $163K *

Empower innovation by developing and delivering a robust cloud platform. Collaborate across departments to implement high-level cloud architecture and solve complex problems, ensuring seamless support...

2 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$95K - $115K *

Engineer innovative solutions as a Systems Engineer, leveraging your expertise in enterprise environments to support critical government initiatives. Collaborate with teams to enhance system performan...

Today

  •   Less than 5 years exp.  •   Information Technology

$135K - $160K *

Transform enterprise SAP landscapes by leading DevOps practices and infrastructure design for SAP S/4HANA Public Cloud, ensuring seamless integration and deployment across environments while collabora...

1 week ago

  •   8 - 10 years exp.  •   Finance & Insurance

$70K - $150K *

Drive IT governance and controls across the enterprise, ensuring compliance and enhancing financial reporting assurance. Collaborate with stakeholders to assess risks and implement best practices in t...

Toronto, ONIn-Person

4 days ago

  •   Less than 5 years exp.  •   Finance & Insurance

$140K - $160K *

Transform your career by ensuring cybersecurity compliance in a dynamic AWS environment. Collaborate with engineers and government teams to develop and maintain security documentation, manage vulnerab...

2 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$104K - $140K *

Join a dynamic team as a Senior Engineer specializing in cloud infrastructure and DevOps practices to design, develop, and support business-critical digital platforms and enhance operational stability...

4 weeks ago

  •   5 - 7 years exp.  •   Finance & Insurance

$160K - $180K *

Join us to lead our accounting operations, ensuring accuracy and scalability. Drive financial reporting, audits, and team development while applying your technical expertise in a dynamic, multi-channe...

United StatesRemote

2 weeks ago

  •   8 - 10 years exp.  •   Information Technology

$95K - $115K *

Drive the enterprise ownership of Microsoft 365 services, ensuring optimal performance, security, and compliance. Collaborate with IT teams and external partners to enhance collaboration tools and sup...

1 week ago

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

$95K - $115K *

Lead the enterprise technical ownership of Microsoft 365 services, ensuring platform governance, security, and optimal performance through collaboration with various teams. Drive strategic initiatives...

Reposted 2 weeks ago

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

$170K - $200K *

Advance classified WAN operations by leading strategy, compliance, and vendor management. Oversee network performance, ensure security, and build a high-performing team to support multiple sites in a...

2 weeks ago

  •   5 - 7 years exp.  •   Technical Services

$110K - $130K *

Join a dynamic team to design and maintain complex SharePoint and Windows Server environments, ensuring reliability and security for mission-critical systems. Lead technical initiatives and support wa...

1 week ago

  •   8 - 10 years exp.  •   Real Estate & Construction

$110K - $130K *

Lead the charge in designing and maintaining complex SharePoint and Windows Server environments, ensuring reliability and security for mission-critical systems while providing technical leadership and...

1 week ago

  •   8 - 10 years exp.  •   Real Estate & Construction

$108K - $130K *

Engineer and maintain complex SharePoint and Windows Server environments, ensuring security and reliability. Provide technical leadership and support for warfighting reporting systems while training s...

1 week ago

  •   8 - 10 years exp.  •   Real Estate & Construction

$110K - $130K *

Join a dynamic team to innovate cloud infrastructure solutions using Oracle Cloud. You'll build, operate, and secure environments while implementing CI/CD pipelines and automation, ensuring high perfo...

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.