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.
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.
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.
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.
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.
Storage Area Network (SAN) Administrator
$110K - $132K *
Empower the management and optimization of Enterprise SAN systems, ensuring robust storage solutions and technical support across diverse environments. Collaborate with teams to enhance performance, c...
3 days ago
Storage Area Network (SAN) Administrator
$110K - $132K *
Lead the charge in managing and optimizing Enterprise SAN systems, providing engineering and administration support across diverse environments. Collaborate with teams to enhance storage solutions and...
3 days ago
Storage Area Network (SAN) Administrator
$110K - $132K *
Drive enterprise-level SAN management and support for DoD storage solutions. Collaborate on system design, troubleshooting, and maintenance across diverse environments, ensuring optimal performance an...
3 days ago
Storage Area Network (SAN) Administrator
$110K - $132K *
Transform storage solutions by engineering and managing Enterprise SAN systems. Collaborate with teams to enhance performance, ensure data integrity, and support DoD operations across diverse environm...
3 days ago
Storage Area Network (SAN) Administrator
$110K - $132K *
Manage enterprise-level SAN systems, providing engineering and administration support across on-premises and cloud environments. Collaborate with teams to ensure optimal storage solutions and maintain...
3 days ago
Storage Area Network (SAN) Administrator
$110K - $132K *
Help us enhance our storage solutions by managing and optimizing Enterprise SAN systems. Collaborate with a dedicated team to ensure seamless operations across on-premises and cloud environments while...
3 days ago
$100K - $120K *
Elevate your career by driving innovative solutions in data integration and management. Collaborate with cross-functional teams to enhance payment systems, ensuring optimal performance and user experi...
1 week ago
Critical Infrastructure Engineer
$110K - $130K *
Unlock potential by ensuring 100% uptime in Data Center operations. Drive process improvements, manage technical aspects, and support customer integrations while leading a team to deliver exceptional...
6 days ago
System/Network Administrator Level 2
$88K - $105K *
Unlock potential by leading the management and support of IT systems, ensuring seamless operations and troubleshooting for diverse network and server environments while enhancing performance and relia...
1 week ago
$75K - $94K *
Help us maintain and enhance electronic security systems by providing Tier 1 support, troubleshooting IT issues, and ensuring compliance with security standards. Collaborate with a dynamic team to del...
6 days ago
Information Technology Equipment Custodian
$95K - $105K *
Transform the management of IT assets by overseeing inventory control, ensuring compliance, and maintaining system integrity. Collaborate with teams to enhance operational efficiency and support criti...
3 days ago
IT Configuration Management Specialist II
$80K - $95K *
Join us to maintain and enhance software and system configurations for the DHS CISA. This role ensures compliance, manages change control, and supports operational continuity through meticulous docume...
3 weeks ago
IT Configuration Management Specialist II
$80K - $95K *
Contribute to the IT configuration management process, ensuring compliance and service continuity. Administer the CMDB, conduct audits, and support software changes while collaborating with technical...
3 weeks ago
$78K - $95K *
Elevate your career by providing expert IT infrastructure support, managing complex technical issues, and optimizing systems. Collaborate with teams to enhance user experience and ensure compliance wh...
2 weeks ago
Enterprise - System Administrator - Unix, Windows, Troubleshoot
$175K - $225K *
Manage and optimize IT infrastructure, ensuring high availability and performance. Collaborate with teams to troubleshoot issues, automate tasks, and maintain security. Provide Tier 1 and Tier 2 suppo...
1 week ago
$80K - $90K *
Join a team that's dedicated to enhancing cybersecurity for critical intelligence systems. You'll manage updates, troubleshoot complex issues, and ensure compliance, all while collaborating with exper...
6 days ago
$95K - $126K *
Join a team that's transforming IT systems administration for advanced AI research. Support end-users and manage high-performance computing environments while streamlining operations for both classifi...
Reposted 5 days ago
Systems Administrator LVL II (C4ISR)
$70K - $95K *
Join a dynamic team to enhance C4ISR systems, ensuring optimal performance and security. Leverage your IT expertise to manage Mission Command Information Systems and support military training exercise...
Yesterday
Network & Systems Administrator
$80K - $95K *
Optimize your career by supporting cutting-edge IT systems at a major museum. As the primary on-site IT professional, you'll ensure seamless network operations and technology for staff and visitors, e...
Today
$80K - $92K *
Join a team that's dedicated to providing top-notch IT support and solutions. You'll manage user systems, troubleshoot issues, and collaborate with IT staff to enhance operational efficiency across va...
Reposted 3 days ago
$209K - $212K *
Optimize IT systems by providing expert support for implementation, troubleshooting, and maintenance. Manage daily operations, enhance system performance, and ensure seamless user access across UNIX a...
1 week ago
WWW Industrial Controls System Administrator
$77K - $103K *
Elevate your career by implementing and troubleshooting industrial control systems across multi-utility operations. Collaborate with teams to ensure reliable performance and support system upgrades wh...
6 days ago
$95K - $115K *
Empower your career by leading enterprise systems architecture and strategy. As a senior technical expert, you'll provide advanced support, manage complex projects, and collaborate with federal stakeh...
2 weeks ago
Middleware Administrator - Infrastructure Engineer II
$104K - $155K *
Transform the future of banking technology by delivering middleware solutions, ensuring production stability, and collaborating with teams to enhance application performance and compliance with archit...
1 week ago
System Administrator I - OT Applications
$80K - $90K *
Join a team that's dedicated to ensuring the reliability and security of operational technology systems. This entry-level role involves monitoring, maintenance, and support tasks, providing a solid fo...
1 week ago
What does an IT Infrastructure Administrator do?
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?
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?
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?
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?
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.