Infrastructure Administrator, Systems

Title: Infrastructure Administrator, Systems Location: Colorado Springs, Co

Who we are:

Raft ( ) is a customer-obsessed non-traditional defense tech company dedicated to empowering U.S. military and government agencies with cutting-edge AI/ML and data solutions. We are a leader in autonomous data fusion and Agentic AI, with a purposeful focus on Distributed Data Systems, Platforms at Scale, and Complex Application Development. With headquarters in McLean, VA, our range of clients includes innovative federal and public agencies leveraging design thinking, cutting-edge tech stack, and cloud-native ecosystem. We build digital solutions that impact the lives of millions of Americans.

About the role: 

Raft is seeking a Infrastructure Administrator, Systems to help maintain, secure, and optimize mission-critical cloud infrastructure and Linux-based environments. In this role, you will be responsible for ensuring system reliability, troubleshooting infrastructure challenges, and implementing automation that improves operational efficiency and scalability.

The ideal candidate brings hands-on experience with Red Hat Enterprise Linux (RHEL), cloud administration, infrastructure automation, and system troubleshooting. You will work alongside engineering, development, and security teams to maintain resilient infrastructure, streamline operations, and support continuous improvement.

What You'll Do: 

• Administer, configure, maintain, and troubleshoot cloud infrastructure and Red Hat Enterprise Linux (RHEL) environments.

• Monitor cloud resources, system performance, and infrastructure health to identify and resolve operational issues.

• Develop and maintain Ansible playbooks to automate system configurations, deployments, and routine administrative tasks.

• Leverage Bash, Python, and Linux command-line tools to automate workflows and improve infrastructure efficiency.

• Manage user accounts, permissions, and access controls while enforcing security policies and least-privilege principles.

• Investigate infrastructure incidents, troubleshoot system issues, and perform root cause analysis to implement lasting solutions.

• Partner with security teams to support vulnerability remediation, system hardening, and incident response activities.

• Maintain infrastructure configurations and automation scripts using Git-based version control and collaborative development practices.

• Execute infrastructure updates and configuration changes in accordance with established change-management processes.

• Develop and maintain technical documentation, standard operating procedures, and operational runbooks.

• Collaborate with software engineering and DevOps teams to troubleshoot infrastructure issues impacting build, testing, and deployment pipelines.

What We Are Looking For:

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related technical field.

• 4+ years of hands-on experience in systems administration, cloud administration, infrastructure engineering, DevOps, or a related technical discipline.

• Strong experience administering, configuring, and troubleshooting Red Hat Enterprise Linux (RHEL) systems.

• Hands-on experience developing, maintaining, and executing Ansible playbooks for infrastructure automation.

• Practical experience administering and supporting cloud infrastructure in AWS, Microsoft Azure, or GCP.

• Proficiency with Linux command-line operations and scripting using Bash and Python.

• Experience using Git-based repositories, version control, branching strategies, and collaborative workflows.

• Experience monitoring infrastructure performance, responding to operational alerts, and troubleshooting system availability and reliability.

• Understanding of identity and access management, system permissions, security configurations, and least-privilege practices.

• Ability to investigate technical issues, perform root cause analysis, and collaborate with cross-functional engineering teams.

• Current Security+ CE, SSCP, CCNA-Security, GSEC, or another certification meeting applicable DoD 8140 requirements, or the ability to obtain an accepted certification prior to starting.

Clearance Requirements:

• Ability to obtain and maintain an active TS/SCI security clearance

Salary Range: $90,000 - 110,000

Work Type:

• Onsite Colorado Springs, Co 

What we will offer you: 

• Highly competitive salary
• Fully covered healthcare, dental, and vision coverage
• 401(k) and company match
• Take as you need PTO + 11 paid holidays
• Education & training benefits
• Generous Referral Bonuses
• And More!

Our Vision Statement: 

We bridge the gap between humans and data through radical transparency and our obsession with the mission. 

Our Customer Obsession:

We will approach every deliverable like it's a product. We will adopt a customer-obsessed mentality. As we grow, and our footprint becomes larger, teams and employees will treat each other not only as teammates but customers. We must live the customer-obsessed mindset, always. This will help us scale and it will translate to the interactions that our Rafters have with their clients and other product teams that they integrate with. Our culture will enable our success and set us apart from other companies.

How do we get there?

Public-sector modernization is critical for us to live in a better world. We, at Raft, want to innovate and solve complex problems. And, if we are successful, our generation and the ones that follow us will live in a delightful, efficient, and accessible world where out-of-box thinking, and collaboration is a norm. 

Raft’s core philosophy is Ubuntu: I Am, Because We are. We support our “nadi” by elevating the other Rafters. We work as a hyper collaborative team where each team member brings a unique perspective, adding value that did not exist before. People make Raft special. We celebrate each other and our cognitive and cultural diversity. We are devoted to our practice of innovation and collaboration.