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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$88K - $105K *

Optimize cybersecurity tools and infrastructure by maintaining system health, applying patches, and managing configurations across diverse environments. Collaborate with analysts to ensure effective a...

2 weeks ago

  •   Less than 5 years exp.  •   Business Services

$110K - $130K *

Engineer scalable IT solutions as a Senior IT Administrator, enhancing endpoint management, Microsoft services, and automation. Provide high-level support to executives while streamlining operations f...

2 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$120K - $130K *

Empower operational excellence by providing expert IaaS system administration and support for mission-critical environments, ensuring high availability and performance while collaborating directly wit...

3 days ago

  •   Less than 5 years exp.  •   Technical Services

$120K - $130K *

Optimize mission-critical systems by providing expert IaaS support across Windows, UNIX, and VMware environments. Ensure high availability through proactive troubleshooting and maintenance while colla...

3 days ago

  •   Less than 5 years exp.  •   Technical Services

$75K - $132K *

Join us in optimizing the secure management of OT systems, ensuring compliance and operational stability while collaborating with teams to enhance security measures and support critical business workf...

Reposted today

  •   Less than 5 years exp.  •   Energy & Utilities

$80K - $95K *

Join a team that's dedicated to advancing IT solutions in a dynamic research environment. As a System Administrator, you'll maintain and enhance computing systems, ensuring security and efficiency whi...

1 week ago

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

$148K - $165K *

Deliver comprehensive Linux system administration support, ensuring secure and efficient operation of servers and applications. Collaborate with diverse teams to uphold compliance, troubleshoot issues...

3 weeks ago

  •   Less than 5 years exp.  •   Business Services

$90K - $110K *

Optimize finance systems by administering and enhancing ERP solutions, ensuring seamless integration and data integrity. Collaborate with cross-functional teams to drive system improvements and suppor...

3 weeks ago

  •   5 - 7 years exp.  •   Energy & Utilities

$95K - $115K *

Innovate your career by managing enterprise Red Hat Linux systems, ensuring security compliance, and automating processes to support U.S. Army operations. Collaborate with teams to enhance infrastruct...

6 days ago

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

$88K - $105K *

Innovate your career by managing enterprise Red Hat Linux systems, ensuring security compliance, and automating processes to support U.S. Army operations. Collaborate with teams to enhance system perf...

6 days ago

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

$102K - $154K *

Drive your career with a dynamic role focused on designing and implementing advanced cloud infrastructure solutions, optimizing performance, and leading automation initiatives while collaborating with...

2 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$70K - $100K *

Transform your career by managing and enhancing our network and IT infrastructure. Support 200 users across diverse environments, ensuring seamless operations and collaboration with teams and vendors...

1 week ago

  •   Less than 5 years exp.  •   Information Technology

$127K - $171K *

Empower teams to execute complex data center build projects, ensuring seamless collaboration across functions while managing resources, budgets, and stakeholder expectations to deliver innovative infr...

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Retail & Consumer Goods

$74K - $115K *

Engage in dynamic support for Police Department technology, collaborating to maintain, troubleshoot, and implement advanced systems, ensuring compliance with cybersecurity and infrastructure standards...

3 weeks ago

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

$110K - $130K *

Deliver comprehensive IT compliance and SDLC governance for a growing enterprise. Lead the design and execution of controls, ensuring adherence to standards while fostering collaboration across IT and...

1 week ago

  •   5 - 7 years exp.  •   Energy & Utilities

$86K - $198K *

Join a team that's dedicated to optimizing IT infrastructure through expert management of Windows servers and automation. Your skills will drive security and performance, ensuring a scalable remote ac...

2 days ago

  •   Less than 5 years exp.  •   Business Services

$86K - $198K *

Elevate your career by managing and optimizing IT infrastructure. Leverage your expertise in Windows and Linux systems to enhance performance and security while supporting innovative solutions in a co...

2 days ago

  •   Less than 5 years exp.  •   Business Services

$86K - $198K *

Develop and maintain robust IT infrastructure by managing Windows servers and desktops. Leverage your expertise to optimize performance and security while implementing best practices for scalable remo...

2 days ago

  •   Less than 5 years exp.  •   Business Services

$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

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.