System Administrator All Levels

Adaptic; Corridor North (MD); On-site; USD 70,000 - 100,000; Full time

Job summary

Adaptic is seeking System Administrators in Corridor North, Maryland. The roles require maintaining mission-critical systems, ensuring performance and security. Candidates must have an active TS/SCI with polygraph and experience in Linux/Unix or Windows. Responsibilities include troubleshooting IT systems, managing infrastructure, and providing support. The position offers extensive benefits and customizable compensation packages.

Qualifications

• Active TS/SCI with polygraph required.
• Experience in Linux/Unix and/or Windows environments.
• Strong troubleshooting skills in systems and applications.

Responsibilities

• Support implementation and maintenance of IT systems.
• Manage system infrastructure including networks and servers.
• Provide Tier 1 and Tier 2 support.

Skills

Troubleshooting skills

System monitoring

Performance optimization

Networking concepts

Ability to work in fast-paced environments

Education

Degree in Computer Science or related field

Tools

Linux/Unix

Windows

VMware/ESXi

Ansible

Python

Job description

Where Systems Meet Mission: Join us as a System Administrator!

At Adaptic, our System Administrators don't just maintain systems—they keep mission-critical environments running, secure, and optimized. Supporting the DoD and Intelligence Community, you'll work on infrastructure that directly enables real-world operations.

Whether you're early in your career or leading system administration efforts across complex environments, we're looking for System Administrators at all levels who thrive on solving problems, improving performance, and ensuring reliability where it matters most.

Your Impact

You’ll support and enhance mission systems across their lifecycle—ensuring stability, performance, and security in dynamic environments. Day-to-day, that can look like:

• Supporting implementation, troubleshooting, and maintenance of IT systems across mission environments
• Managing system infrastructure, including servers, storage, networks, and endpoints
• Monitoring system performance and resolving issues across client/server and distributed environments
• Providing Tier 1 and Tier 2 support, including troubleshooting and escalation of complex issues
• Configuring and maintaining UNIX/Linux and Windows operating systems
• Installing, patching, and upgrading system software to maintain security and performance
• Troubleshooting hardware, software, and network-related issues across integrated systems
• Supporting system enhancements to improve reliability, scalability, and efficiency
• Managing system resources and performing capacity planning and optimization
• Collaborating with engineering teams to support system integration and architecture needs
• Communicating system status, issues, and resolutions to internal stakeholders and leadership

Qualifications

• All positions require an active TS/SCI with polygraph
• Experience supporting and maintaining IT systems in Linux/Unix and/or Windows environments
• Strong troubleshooting skills across systems, applications, and infrastructure
• Experience with system monitoring, patching, and performance optimization
• Understanding of networking concepts and system interdependencies
• Ability to work independently and as part of a team in fast-paced environments
• A degree in Computer Science, Information Technology, or a related field (or equivalent experience)

Nice to Have

• Experience with virtualization technologies (e.g., VMware, ESXi)
• Familiarity with automation or scripting (e.g., Bash, Python, PowerShell)
• Experience with configuration management tools (e.g., Ansible, Puppet, Salt)
• Exposure to cloud environments or hybrid infrastructure
• Experience supporting mission or high-performance computing environments

Stability first. Performance always. Apply now to learn more about our extensive benefits and customizable compensation packages.