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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$125K - $150K *

Transform the future of technology by leading IT infrastructure strategy, driving modernization initiatives, and shaping enterprise-wide decisions to enhance performance and security across hosting sy...

6 days ago

  •   8 - 10 years exp.  •   Retail & Consumer Goods

$135K - $160K *

Transform IT infrastructure by leading modernization initiatives and shaping technology strategy. Collaborate with senior leaders to enhance hosting systems, drive performance, and ensure business con...

6 days ago

  •   8 - 10 years exp.  •   Retail & Consumer Goods

$125K - $150K *

Shape the future of IT infrastructure by defining strategies for hosting systems, leading modernization initiatives, and influencing enterprise technology decisions to support business growth and resi...

6 days ago

  •   8 - 10 years exp.  •   Retail & Consumer Goods

$125K - $150K *

Drive Uline’s technology evolution as you lead the IT infrastructure strategy, modernize hosting systems, and collaborate with senior leaders to enhance performance and security across the organizatio...

6 days ago

  •   8 - 10 years exp.  •   Retail & Consumer Goods

$125K - $150K *

Drive the future of IT infrastructure by shaping strategies for hosting systems, leading modernization initiatives, and influencing enterprise technology decisions to support business growth and innov...

6 days ago

  •   8 - 10 years exp.  •   Retail & Consumer Goods

$66K - $94K *

Lead the charge in enhancing and securing enterprise technology environments. Collaborate with IT teams to manage endpoint, identity, and security technologies while driving improvements in device man...

2 weeks ago

  •   5 - 7 years exp.  •   Aerospace & Defense

$110K - $130K *

Unlock potential by managing and optimizing Linux infrastructure for mission-critical systems. Collaborate with cross-functional teams to ensure system availability, security compliance, and operation...

3 days ago

  •   11 - 15 years exp.  •   Consumer Technology

$110K - $130K *

Champion the stability of critical Linux infrastructure, ensuring seamless operations for mission systems. Collaborate with cross-functional teams to automate tasks, manage storage, and uphold securit...

3 days ago

  •   11 - 15 years exp.  •   Consumer Technology

$125K - $175K *

Pioneer IT infrastructure excellence by leading teams to enhance system reliability, performance, and security in a high-stakes trading environment. Drive innovation through cloud architecture and AI...

4 days ago

  •   8 - 10 years exp.  •   Finance & Insurance

$80K - $95K *

Manage and optimize IT infrastructure by administering servers, cloud services, and virtualization tools. Collaborate with teams to deliver effective solutions while ensuring system reliability and pe...

3 days ago

  •   8 - 10 years exp.  •   Healthcare

$85K - $90K *

Elevate system performance by maintaining and optimizing computer networks and servers. Collaborate with teams to implement security measures, troubleshoot issues, and ensure reliability for Air Force...

3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$121K - $182K *

Pioneer innovative solutions as you lead infrastructure projects, align strategies with business goals, and enhance system performance. Drive high-quality outcomes while managing cross-team programs a...

2 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$80K - $95K *

Take ownership of IT operations to ensure secure, compliant systems while enhancing cybersecurity measures in alignment with federal standards. Collaborate with teams and vendors to maintain an effici...

Reposted 3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$108K - $130K *

Manage and optimize IT systems, ensuring reliability and performance. Provide support for troubleshooting, maintenance, and compliance, while coordinating with security teams to enhance system operati...

3 weeks ago

  •   11 - 15 years exp.  •   Business Services

$80K - $95K *

Join us in enhancing our IT environment by providing hands-on support, managing systems, and driving process improvements. Collaborate with teams to ensure secure and efficient IT operations while lea...

1 week ago

  •   5 - 7 years exp.  •   Business Services

$95K - $115K *

Drive the administration and security of Linux systems in a DoD environment, ensuring compliance and reliability. Manage daily operations, vulnerability remediation, and system patching while collabor...

4 days ago

  •   5 - 7 years exp.  •   Technical Services

$120K - $145K *

Empower your career by managing IT systems and infrastructure. Provide expert support for troubleshooting, maintenance, and compliance, ensuring optimal performance across diverse platforms while coll...

4 days ago

  •   11 - 15 years exp.  •   Business Services

$148K - $175K *

Transform IT infrastructure management by overseeing critical systems, ensuring optimal performance and reliability. Lead troubleshooting efforts, enhance user support, and implement system improvemen...

1 week ago

  •   8 - 10 years exp.  •   Information Technology

$88K - $105K *

Unlock your potential as a System Administrator, managing IT systems and infrastructure. Engage in troubleshooting, maintenance, and optimization of UNIX and Windows environments while providing top-t...

1 week ago

  •   8 - 10 years exp.  •   Information Technology

$85K - $100K *

Elevate IT operations by ensuring secure, efficient systems and networks. Collaborate with teams to support cybersecurity, resolve incidents, and enhance documentation, driving continuous improvement...

4 days ago

  •   Less than 5 years exp.  •   Aerospace & Defense

$95K - $115K *

Bring your expertise to a key role supporting secure web services and cloud migration, working collaboratively to ensure exceptional network operations and system administration in a high-security env...

Reposted 3 days ago

  •   Less than 5 years exp.  •   Information Technology

$90K - $110K *

Champion mission-critical IT systems by operating, maintaining, and optimizing complex environments. Collaborate with technical teams to ensure reliability and mission readiness while providing Tier 1...

3 weeks ago

  •   8 - 10 years exp.  •   Technical Services

$75K - $158K *

Optimize multi-tier application environments by providing technical support, troubleshooting, and server configuration. Collaborate with teams to ensure seamless operations and maintain system integri...

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$95K - $115K *

Transform your career by managing enterprise backup and storage operations. Collaborate with cross-functional teams to ensure system availability, protect critical data, and support recovery requireme...

3 days ago

  •   5 - 7 years exp.  •   Information Technology

$80K - $95K *

Elevate your career by contributing to cutting-edge HPC systems, focusing on Linux environments and advanced networking. Collaborate with a dynamic team to troubleshoot and optimize high-performance c...

6 days ago

  •   5 - 7 years exp.  •   Enterprise 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.