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 - $120K *

Join a team that's dedicated to delivering cybersecurity training and support. You'll design and present engaging instructional materials, coordinate training logistics, and serve as a Subject Matter...

Yesterday

  •   Less than 5 years exp.  •   Aerospace & Defense

$120K - $150K *

Transform IT support by delivering exceptional systems administration and automation. Collaborate with teams to enhance user experience, manage security, and streamline processes across a distributed...

1 week ago

  •   5 - 7 years exp.  •   Enterprise Technology

$145K - $170K *

Transform critical government missions by providing hands-on engineering support for enterprise infrastructure, cloud services, and virtualization. Collaborate with diverse teams to ensure the securit...

Washington DC, USRemote

2 weeks ago

  •   8 - 10 years exp.  •   Finance & Insurance

$93K - $126K *

Join a team that's dedicated to optimizing IT systems and infrastructure. Leverage your expertise in multi-platform environments to enhance operations, drive solutions, and ensure system reliability w...

1 week ago

  •   5 - 7 years exp.  •   Healthcare

$93K - $126K *

Unlock your potential as a Systems Administrator III, collaborating with a dynamic team to enhance IT systems and support business objectives. Drive innovation through effective solutions and ensure o...

1 week ago

  •   5 - 7 years exp.  •   Healthcare

$93K - $126K *

Shape the future of IT systems by managing and optimizing multi-platform environments. Collaborate with teams to enhance infrastructure, automate processes, and ensure system reliability while leading...

1 week ago

  •   5 - 7 years exp.  •   Healthcare

$75K - $90K *

Innovate with cutting-edge technologies in systems automation and infrastructure. Collaborate with global teams to develop tools, support solutions, and enhance processes in a dynamic financial techno...

Reposted 6 days ago

  •   Less than 5 years exp.  •   Finance & Insurance

$87K - $120K *

Empower enterprise operations by managing and supporting server infrastructure, enhancing reliability through hands-on expertise, project coordination, and strategic recommendations to optimize IT and...

3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$135K - $216K *

Unlock potential by delivering robust infrastructure and system administration in classified environments. Collaborate with teams to enhance operational security and ensure the reliability of advanced...

3 weeks ago

  •   5 - 7 years exp.  •   Aerospace & Defense

$150K - $180K *

Unlock potential by shaping our AWS infrastructure and reliability standards. As a key contributor, you'll drive engineering decisions, enhance CI/CD processes, and foster a culture of observability a...

2 weeks ago

  •   8 - 10 years exp.  •   Finance & Insurance

$100K - $125K *

Take ownership of managing internal tools and processes, driving enhancements for marketing and sales efficiency, and ensuring ISO compliance within our dynamic environment. Collaborate cross-function...

Reposted 2 weeks ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$74K - $99K *

Grow your career with us by enhancing security systems that ensure operational resilience. Collaborate with cybersecurity teams to manage configurations, resolve issues, and implement best practices i...

3 days ago

  •   Less than 5 years exp.  •   Business Services

$88K - $105K *

Drive impactful data management and compliance initiatives by leveraging your expertise in SharePoint administration and records management within capital project environments. Collaborate across team...

1 week ago

  •   5 - 7 years exp.  •   Staffing

$95K - $115K *

Elevate your career by leading cloud infrastructure initiatives, improving IT operations, and mentoring teams to enhance cloud competencies. Work independently and collaboratively to support the organ...

Reposted 1 week ago

  •   5 - 7 years exp.  •   Business Services

$87K - $135K *

Lead a dedicated team managing the ITSM platform, overseeing user access, catalog maintenance, and performance monitoring to enhance IT service delivery for a federal agency. This role drives operatio...

United StatesRemote

3 weeks ago

  •   8 - 10 years exp.  •   Enterprise Technology

$87K - $135K *

Advance your career by overseeing the administration of an enterprise ITSM platform, ensuring effective management of users and integrations while optimizing system performance and compliance to suppo...

3 weeks ago

  •   8 - 10 years exp.  •   Enterprise Technology

$87K - $135K *

Tackle the administration and optimization of the enterprise ITSM platform, ensuring seamless operations, robust infrastructure, and compliance with security standards while supporting a critical Depa...

3 weeks ago

  •   8 - 10 years exp.  •   Enterprise Technology

$146K - $215K *

Lead the charge in IT operations by fostering strong partnerships with divisional leadership, driving execution of IT initiatives, and enhancing operational improvements across the organization...

2 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$146K - $215K *

Champion IT operations by fostering strong partnerships with divisional leaders, driving execution of ERP and operational improvements, and resolving IT issues to enhance CPS delivery and performance...

2 days ago

  •   5 - 7 years exp.  •   Manufacturing & Automotive

$110K - $130K *

Lead the charge in designing secure operational technology systems for new site builds, ensuring continuous validation and monitoring of security measures while collaborating with Engineering and IT t...

1 week ago

  •   Less than 5 years exp.  •   Energy & Utilities

$110K - $130K *

Champion IT security compliance as a Sr. System Administrator, leveraging your expertise in Windows and Linux systems. Collaborate with a talented team to enhance security measures and drive impactful...

2 weeks ago

  •   8 - 10 years exp.  •   Information Technology

$110K - $130K *

Transform IT infrastructure by leveraging your expertise in Windows & Linux system administration, ensuring compliance and security in a dynamic environment. Join a team dedicated to excellence and in...

2 weeks ago

  •   8 - 10 years exp.  •   Information Technology

$98K - $154K *

Unlock potential by providing critical support for Linux and Windows systems. Take ownership of troubleshooting, repairs, and documentation while collaborating with engineering teams to enhance operat...

1 week ago

  •   Less than 5 years exp.  •   Information Technology

$77K - $135K *

Analyze and transform AI operational data into actionable insights, supporting governance and strategic decision-making. Leverage analytics and business intelligence to enhance AI platform performance...

3 weeks ago

  •   Less than 5 years exp.  •   Healthcare

$77K - $135K *

Optimize AI operational insights by transforming complex data into actionable intelligence. Leverage analytics and business intelligence to enhance AI governance, reporting, and strategic decision-mak...

3 weeks ago

  •   Less than 5 years exp.  •   Healthcare

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.