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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$91K - $119K *

Join a team that's dedicated to providing exceptional IT support and solutions. This role involves troubleshooting, managing help desk requests, and enhancing city operations through technology, ensur...

1 week ago

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

$140K - $175K *

Transform enterprise network operations by leading a dedicated team to ensure optimal performance, security, and recovery for critical military systems. Drive incident response and maintain high servi...

2 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$95K - $115K *

Transform your career by leading system optimizations and infrastructure management. Leverage your IT expertise while guiding a dynamic team to ensure peak performance, security, and innovation across...

3 weeks ago

  •   8 - 10 years exp.  •   Hospitality & Recreation

$100K - $120K *

Discover an exciting opportunity to support NASA's human spaceflight programs as an HPC Linux System Administrator. Collaborate with a skilled team to manage high-performance computing systems, ensuri...

3 weeks ago

  •   5 - 7 years exp.  •   Aerospace & Defense

$103K - $138K *

Lead our Infrastructure Operations team to drive technical excellence and ensure seamless IT service delivery. Supervise staff, manage performance, and enhance compliance across all IT functions to me...

Reposted 4 days ago

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

$89K *

Develop and lead IT systems strategy, ensuring alignment with college needs. Oversee system administrators, manage infrastructure, and enhance security while driving cloud adoption and optimizing perf...

3 days ago

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

$94K - $151K *

Drive your career by collaborating across teams to assess and improve security measures. Identify risks and gaps, document findings, and translate requirements into actionable tasks while ensuring com...

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$94K - $151K *

Champion security excellence by assessing risks, implementing solutions, and collaborating across teams to safeguard technology environments and enhance compliance with security standards...

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$94K - $151K *

Join a team that's dedicated to enhancing organizational security through collaboration across multiple domains. Assess risks, document findings, and guide stakeholders in implementing effective remed...

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$94K - $151K *

Join a dynamic team to assess and enhance security across systems and processes. Collaborate with engineering and cross-functional teams to identify risks and develop actionable solutions that ensure...

Reposted 3 weeks ago

  •   Less than 5 years exp.  •   Information Technology

$90K - $120K *

Manage IT systems operations, providing Tier I and II support while optimizing performance and resource utilization. Collaborate with teams to ensure effective problem resolution and system integrity...

1 week ago

  •   5 - 7 years exp.  •   Technical Services

$88K - $117K *

Contribute to the maintenance and optimization of local IT infrastructure, ensuring smooth operations of servers and network equipment in a regulated environment. Collaborate globally on projects and...

Reposted 1 week ago

  •   Less than 5 years exp.  •   Pharmaceuticals & Biotech

$150K - $175K *

Engineer robust IT infrastructure solutions, driving automation and modernization across hybrid platforms. Lead lifecycle management, enhance security, and ensure operational reliability for a multi-s...

Today

  •   5 - 7 years exp.  •   Aerospace & Defense

$82K - $109K *

Empower IT governance by assessing policies, conducting audits, and ensuring compliance. Collaborate with stakeholders to enhance data integrity and cybersecurity, while delivering clear audit reports...

Today

  •   Less than 5 years exp.  •   Manufacturing & Automotive

$182K - $274K *

Empower organizational compliance by leading GRC initiatives, fostering collaboration, and implementing risk management strategies. Drive cultural transformation through metrics and change management...

3 weeks ago

  •   11 - 15 years exp.  •   Consumer Technology

$182K - $274K *

Join a team that's dedicated to enhancing governance, risk, and compliance across the organization. Collaborate with diverse stakeholders to identify security gaps, implement effective strategies, and...

3 weeks ago

  •   11 - 15 years exp.  •   Consumer Technology

$182K - $274K *

Unlock the potential of governance, risk, and compliance by collaborating cross-functionally, engaging diverse stakeholders, and implementing effective strategies to enhance security and compliance cu...

3 weeks ago

  •   11 - 15 years exp.  •   Consumer Technology

$182K - $274K *

Drive collaboration across teams to enhance governance, risk, and compliance. Engage stakeholders to assess security gaps, implement improvements, and foster a supportive risk management culture withi...

3 weeks ago

  •   11 - 15 years exp.  •   Consumer Technology

$95K - $105K *

Innovate the future of business systems by managing and enhancing commercial applications. Drive efficiency and support sales and customer service through expert administration of Salesforce, ChurnZer...

1 week ago

  •   Less than 5 years exp.  •   Healthcare

$95K - $115K *

Launch your career as a Linux/Unix Engineer, supporting critical national missions. Join a dynamic team focused on complex environments, where your expertise will drive impactful solutions and foster...

3 weeks ago

  •   5 - 7 years exp.  •   Information Technology

$80K - $109K *

Transform database management by ensuring optimal performance, security, and reliability of critical systems. Collaborate with teams to enhance data processes and support application development throu...

Kingston, ONIn-Person

Today

  •   Less than 5 years exp.  •   Energy & Utilities

$62K - $104K *

Help us enhance our cybersecurity posture by managing data security for servers, applications, and endpoints. This advanced IT role involves incident response, proactive troubleshooting, and continuou...

3 weeks ago

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

$100K - $105K *

Pioneer the VTC operations within the Video Operations Center, overseeing technical support, leading teams, and enhancing system performance while ensuring compliance with operational protocols and st...

Reposted today

  •   5 - 7 years exp.  •   Transportation

$90K - $110K *

Shape the future of network architecture by analyzing, designing, and implementing comprehensive strategies that align with organizational goals while ensuring security and compatibility with existing...

3 days ago

  •   Less than 5 years exp.  •   Information Technology

$90K - $110K *

Deliver your expertise to optimize Linux systems and VMware platforms, ensuring high availability and efficient virtual environments. Collaborate with teams to maintain system security and performance...

Reposted 3 weeks ago

  •   Less than 5 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.