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.
Senior Active Directory Infrastructure Administrator
$100K - $156K *
Transform complex Active Directory infrastructures by leveraging your expertise in engineering, securing, and optimizing enterprise-level directory services. Collaborate with teams to enhance security...
Today
SharePoint Administrator -- 100% On-site
$80K - $95K *
Manage and optimize the SharePoint environment, ensuring seamless functionality and user accessibility while maintaining security and performance aligned with organizational goals...
2 weeks ago
$80K - $100K *
Elevate your career by joining a dynamic team focused on optimizing IT systems. You'll provide essential support and administration for Microsoft environments, enhancing network infrastructure and dri...
1 week ago
Storage Systems Administrator 2 (NHK - 015)
$88K - $105K *
Join a team that's dedicated to optimizing high-performance storage systems. Leverage your expertise in system administration to enhance reliability and performance across diverse environments while p...
6 days ago
Storage Systems Administrator 2 (NHK - 015)
$88K - $105K *
Join a team that's dedicated to providing comprehensive storage support across diverse environments. Take ownership of optimizing system operations and enhancing performance while troubleshooting comp...
6 days ago
Manager, IT Hardware & Infrastructure
$130K - $159K *
Empower IT infrastructure excellence by leading a dedicated team to ensure seamless technology support for clinical and business operations, enhancing patient care through reliable hardware and system...
1 week ago
IT Cybersecurity Systems Administrator
$80K - $95K *
Join a team that's dedicated to safeguarding IT infrastructure by implementing and managing cybersecurity measures, ensuring data integrity, and responding to threats while collaborating across depart...
1 week ago
$80K - $100K *
Drive your career forward by managing and optimizing network infrastructure, ensuring performance and security. Collaborate with leadership and vendors to enhance systems, support staff, and maintain...
3 days ago
Cloud Administrator (Journeyman)
$72K - $149K *
Shape the future of cloud infrastructure by managing data center operations, optimizing hybrid environments, and ensuring high availability. Collaborate with stakeholders to enhance service delivery a...
1 week ago
Infrastructure Operations Manager
$160K - $200K *
Optimize IT Infrastructure management by leading a large team to enhance service delivery, drive modernization strategies, and ensure operational excellence across multiple projects in a complex feder...
Yesterday
Infrastructure Operations Manager
$160K - $200K *
Oversee and manage a large team in delivering IT Infrastructure solutions, ensuring operational excellence and stakeholder satisfaction while driving modernization strategies and service delivery acro...
Yesterday
Infrastructure Operations Manager
$120K - $145K *
Optimize IT Infrastructure management by leading a diverse team of 140+ in a complex federal environment. Drive modernization strategies and enhance service delivery while ensuring stakeholder satisfa...
2 days ago
IT Systems Administrator (NASA Ballon Program)
$66K - $106K *
Transform IT operations by managing Windows environments and network architecture, ensuring compliance with NASA standards while supporting critical balloon missions and modernization projects for sci...
1 week ago
$80K - $95K *
Engage with us to manage and secure mission-critical systems, ensuring reliability and performance in high-stakes environments. Your expertise in Linux, Windows, and containerized applications will be...
3 weeks ago
$80K - $95K *
Transform mission-critical applications as a hands-on System Administrator, ensuring reliability and security across high-stakes environments. Manage Linux and Windows servers, virtualization, and con...
3 weeks ago
Net/Sys Admin II - Network/System Administrator
$80K - $95K *
Lead the charge in optimizing and securing complex network infrastructures, providing critical support to defense agencies while ensuring compliance with cybersecurity policies and operational excelle...
3 weeks ago
$83K - $99K *
Unlock potential by managing diverse IT infrastructure and applications, ensuring seamless connectivity and security for county operations while supporting a community-focused environment...
1 week ago
DevOps Infrastructure Engineer
$82K - $141K *
Take ownership of managing large-scale AWS cloud infrastructure for high-frequency applications. Drive CI/CD automation, optimize costs, and ensure security compliance while collaborating with cross-f...
4 days ago
DevOps Infrastructure Engineer
$82K - $141K *
Transform your career by managing large-scale AWS cloud infrastructure, ensuring high availability and security for critical applications. Design CI/CD pipelines, optimize costs, and collaborate with...
4 days ago
DevOps Infrastructure Engineer
$82K - $141K *
Launch your career as a DevOps Infrastructure Engineer, managing AWS cloud infrastructure for high-frequency applications. Collaborate with teams to design, implement, and optimize CI/CD pipelines, en...
4 days ago
Cloud Support Administrator (TS/SCI
$100K - $135K *
Help us support a critical intelligence cloud security program by providing expert IT assistance in Microsoft cloud environments. Engage in troubleshooting, ticket resolution, and end-user support in...
1 week ago
$130K - $155K *
The Principal ICT Engineer at Fluidstack will oversee full cycle ICT design activities for mission critical data center projects, collaborating closely with design staff and organizational leadership...
Reposted 3 weeks ago
$130K - $155K *
The Principal ICT Engineer at Fluidstack will oversee full cycle ICT design activities for mission critical data center projects, collaborating closely with design staff and organizational leadership...
Reposted 3 weeks ago
$150K - $180K *
The Principal ICT Engineer at Fluidstack will oversee full cycle ICT design activities for mission-critical data center projects, collaborating closely with design staff and organizational leadership...
Reposted 3 weeks ago
$80K - $95K *
Take ownership of IT infrastructure management in a DoD environment, ensuring robust, secure, and high-performing systems. Collaborate with cross-functional teams to enhance system functionality and m...
3 weeks 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.