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 *

Optimize our internal IT systems and security posture while managing user access, supporting AWS operations, and ensuring compliance. Collaborate with the COO to enhance efficiency and maintain a secu...

United StatesRemote

2 weeks ago

  •   Less than 5 years exp.  •   Enterprise Technology

$103K - $218K *

Pioneer robust infrastructure solutions across cloud and hybrid environments, ensuring seamless integration between operations and development teams. Drive system design, security, and automation to e...

Today

  •   5 - 7 years exp.  •   Information Technology

$80K - $110K *

Optimize lab infrastructure by supporting servers, networks, and security. Engage in troubleshooting and maintenance to ensure system performance and availability in a dynamic hybrid environment...

3 weeks ago

  •   Less than 5 years exp.  •   Staffing

$90K *

Empower progress at a dynamic IT support role, delivering Tier 1 & 2 assistance, managing onboarding/offboarding, and ensuring top-notch customer service while supporting ongoing projects and maintain...

1 week ago

  •   Less than 5 years exp.  •   Finance & Insurance

$90K - $105K *

Manage and maintain local area network systems, ensuring stability and user support. Oversee hardware and software installations, coordinate maintenance, and provide training to users while documentin...

1 week ago

  •   Less than 5 years exp.  •   Aerospace & Defense

$79K - $89K *

Join a dynamic team as a Network Administrator, providing essential IT support both onsite and remotely. You'll troubleshoot a variety of technical issues, ensuring high standards of service and clien...

5 days ago

  •   5 - 7 years exp.  •   Information Technology

$95K - $115K *

Join a team that's dedicated to optimizing Solaris and Linux systems in a federal environment. Leverage your expertise in storage, security, and patch management to ensure high availability and compli...

2 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$65K - $98K *

Manage and support enterprise network infrastructure, ensuring security, performance, and availability across data centers and cloud environments. Collaborate with teams to optimize connectivity and t...

1 week ago

  •   5 - 7 years exp.  •   Enterprise Technology

$90K - $95K *

Oversee the management and optimization of IT infrastructure, ensuring high performance and reliability. Collaborate with cross-functional teams to support research platforms and enhance system securi...

Toronto, ONIn-Person

2 weeks ago

  •   Less than 5 years exp.  •   Healthcare

$80K - $95K *

Shape the future of our IT infrastructure by owning end-to-end systems management, ensuring security, and enhancing user experience. Be the go-to expert for device management, onboarding, and support...

3 weeks ago

  •   5 - 7 years exp.  •   Consumer Technology

$110K - $120K *

Lead the management and optimization of core infrastructure and data center operations, ensuring high-quality network transmission and system performance while supporting user needs and troubleshootin...

2 days ago

  •   5 - 7 years exp.  •   Information Technology

$75K - $95K *

Join a dynamic team as a System Administrator, where you'll manage IT support, maintain infrastructure, and drive technical projects in a multi-site environment, offering significant growth potential...

Reposted 1 week ago

  •   Less than 5 years exp.  •   Finance & Insurance

$90K - $105K *

Transform IT infrastructure management by leading cybersecurity, network systems, and backup solutions. Drive operational excellence and support critical projects while ensuring reliability and securi...

Surrey, BCIn-Person

3 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Transform IT infrastructure by leading a dynamic team to enhance cloud and on-premises systems, ensuring reliability and security while driving operational excellence and innovation in technology solu...

1 week ago

  •   5 - 7 years exp.  •   Healthcare

$108K - $130K *

Architect robust IT infrastructure solutions to support a high-volume manufacturing site. Lead incident management, collaborate with teams, and ensure compliance while maintaining system stability and...

Reposted 2 weeks ago

  •   5 - 7 years exp.  •   Pharmaceuticals & Biotech

$95K - $115K *

Join a team that's committed to optimizing IT system performance, troubleshooting issues, and supporting essential operations. Utilize your skills to manage and maintain critical IT infrastructures in...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Enterprise Technology

$103K - $218K *

Drive network security and infrastructure excellence by managing advanced firewalls, optimizing connectivity, and leading technical initiatives to support critical operations and enhance performance a...

1 week ago

  •   8 - 10 years exp.  •   Information Technology

$80K - $95K *

Join a dynamic team as the primary IT support, managing local hardware, software, and network needs. Collaborate on workflows, escalate issues, and enhance support processes while ensuring alignment w...

1 week ago

  •   8 - 10 years exp.  •   Aerospace & Defense

$82K - $101K *

Lead and manage IT infrastructure operations across multiple campuses, ensuring secure, reliable services. Oversee staff, implement strategies, and respond to critical issues while enhancing performan...

Reposted 1 week ago

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

$89K - $170K *

Join a team that's dedicated to supporting national security operations through effective IT systems management. This role involves hands-on administration of Linux and Windows systems, ensuring optim...

Today

  •   Less than 5 years exp.  •   Telecommunications & Hardware

$110K - $130K *

Lead the charge in optimizing enterprise-level systems and networks, ensuring stability and performance across multiple locations while enhancing user experience through effective training and automat...

3 days ago

  •   8 - 10 years exp.  •   Information Technology

$110K - $130K *

Optimize server infrastructure by managing Red Hat, VMware, and Windows systems. Automate operations with Ansible, ensure compliance, and support cloud migration efforts while participating in a 24/7...

3 weeks ago

  •   8 - 10 years exp.  •   Information Technology

$120K - $265K *

Drive the design and management of secure, scalable cloud and hybrid infrastructures, ensuring seamless integration between operations and development teams while optimizing performance and security a...

Today

  •   8 - 10 years exp.  •   Information Technology

$80K - $95K *

Transform the future of network infrastructure by providing expert support, analyzing traffic, and enhancing system performance for critical Air Force operations. Collaborate with teams to ensure opti...

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$80K - $95K *

Transform complex missile defense systems through hands-on administration of AWS cloud infrastructure and operating systems, ensuring optimal performance and security in a cutting-edge research enviro...

3 days ago

  •   Less than 5 years exp.  •   Technical Services

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.