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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$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

$130K - $170K *

Engineer and secure cloud and Linux systems, optimizing infrastructure and automating processes. Collaborate with teams to enhance reliability and performance while managing access and security protoc...

4 days ago

  •   Less than 5 years exp.  •   Aerospace & Defense

$80K - $120K *

Execute cutting-edge engineering solutions within a government software hosting facility. Support deployment, maintenance, and troubleshooting of both physical and virtual infrastructures while ensuri...

Reposted today

  •   Less than 5 years exp.  •   Aerospace & Defense

$110K - $130K *

Manage and optimize Linux systems in a Kubernetes environment, ensuring reliability and security. Collaborate with engineering teams to enhance operational efficiency and support mission-critical appl...

1 week ago

  •   8 - 10 years exp.  •   Information Technology

$88K - $105K *

Unlock potential by leading the integration of complex IT systems, managing enterprise storage infrastructures, and ensuring data integrity. Drive mission continuity through automated backups and disa...

1 week ago

  •   Less than 5 years exp.  •   Aerospace & Defense

$95K - $115K *

Lead the charge in network administration by providing technical expertise, managing enterprise infrastructure, and ensuring security compliance while mentoring junior staff in a dynamic, mission-focu...

1 week ago

  •   5 - 7 years exp.  •   Information Technology

$56K - $114K *

Drive the success of secure computing platforms by managing installations, upgrades, and problem resolutions. Collaborate with teams to enhance IT infrastructure, ensuring reliability, performance, an...

Lansing, MIRemote

Reposted 4 weeks ago

  •   Less than 5 years exp.  •   Finance & Insurance

$56K - $114K *

Shape the future of technology by ensuring secure, high-performance computing platforms. As an Infrastructure Engineer I, you will install, maintain, and optimize systems, supporting a robust IT envir...

Reposted 4 weeks ago

  •   Less than 5 years exp.  •   Finance & Insurance

$175K - $195K *

Elevate your career by leading the design and integration of secure IT architectures. Collaborate with a diverse team to create scalable solutions for mission-critical programs while ensuring robust s...

Reposted today

  •   8 - 10 years exp.  •   Education, Government & Non-Profit

$95K - $115K *

Elevate IT infrastructure operations by leading technical projects, managing teams, and aligning services with university goals. Drive improvements in service delivery and ensure compliance with best...

4 days ago

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

$80K - $95K *

Empower our team by modernizing technology platforms that enhance operations. This role combines systems administration with project execution, vendor coordination, and process improvement to drive im...

2 weeks ago

  •   8 - 10 years exp.  •   Food & Beverages

$110K - $130K *

Join a team that's driving innovation in technology governance and risk management. You'll enhance control effectiveness, lead strategic initiatives, and collaborate across functions to ensure complia...

1 week ago

  •   5 - 7 years exp.  •   Finance & Insurance

$95K - $115K *

Elevate governance and risk management by driving cross-functional initiatives, enhancing control effectiveness, and advancing strategic modernization through automation and AI in a dynamic technology...

1 week ago

  •   5 - 7 years exp.  •   Finance & Insurance

$88K - $105K *

Unlock potential by building and supporting AWS cloud infrastructure for AI/ML and Data Science teams. Collaborate on Kubernetes, Docker, and Terraform to enhance platform operations and troubleshoot...

1 week ago

  •   Less than 5 years exp.  •   Staffing

$110K - $140K *

Join a team that's enhancing ERP systems to drive efficiency and effectiveness. As an Enterprise Systems Administrator, you'll support users across platforms like NetSuite and Workday, ensuring compli...

Ottawa, ONIn-Person

1 week ago

  •   5 - 7 years exp.  •   Finance & Insurance

$80K - $95K *

Empower the future of application support by enhancing system resilience and efficiency through DevOps practices, automation, and collaboration with Agile teams to ensure reliable technology delivery...

Montreal, QCIn-Person

2 weeks ago

  •   Less than 5 years exp.  •   Finance & Insurance

$116K - $160K *

Drive innovation by leading a diverse IT team to enhance technical support for operations, ensuring seamless integration of advanced technologies in a dynamic environment. Foster collaboration and con...

2 weeks ago

  •   5 - 7 years exp.  •   Retail & Consumer Goods

$138K - $147K *

Join a team that's optimizing secure cloud environments, providing critical Tier 1-3 support while utilizing innovative solutions. Play a vital role in enhancing national defense through high-performa...

3 weeks ago

  •   Less than 5 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.