LINUX System Administrator with TS/SCI Clearance

Job Overview
We are seeking a highly skilled and motivated Linux System Administrator with active TS/SCI clearance to join our dynamic team. In this role, you will be responsible for managing and maintaining complex Linux-based IT infrastructure, ensuring system security, stability, and performance. Your expertise will support mission-critical operations, requiring a proactive approach to system architecture, security protocols, and network integration. This position offers an exciting opportunity to work on cutting-edge solutions within a fast-paced environment that values innovation and precision.

Duties

• Install, configure, and maintain Linux operating systems across multiple environments, including physical servers and virtualized platforms such as VMware and ESXi.
• Manage system security by implementing firewalls, VPNs, and access controls aligned with information security standards.
• Monitor system performance using tools that support load balancing, RAID controller management, and system health diagnostics.
• Develop and automate system administration tasks through scripting languages like Bash (Unix shell), Python, and PowerShell to streamline operations.
• Design and implement scalable solutions utilizing service-oriented architecture (SOA), microservices, RESTful APIs, and cloud platforms such as AWS and Azure.
• Collaborate with cross-functional teams to develop solution architecture that integrates databases like MySQL, PostgreSQL, Oracle, Microsoft SQL Server, and NoSQL databases.
• Conduct regular system backups, disaster recovery planning, and patch management to ensure high availability and data integrity.
• Support systems engineering efforts by designing robust system architectures that incorporate virtualization technologies such as Kubernetes containers and VMware environments.
• Maintain comprehensive documentation of system configurations, procedures, and incident reports following SDLC (Software Development Life Cycle) best practices.

Experience

• Proven experience in Linux system administration within a secure environment requiring TS/SCI clearance.
• Strong understanding of operating systems including UNIX and Windows environments with hands-on experience in system design and architecture.
• Demonstrated knowledge of computer networking concepts such as DNS, DHCP, TCP/IP protocols, load balancing solutions, VPNs, firewalls, and network security best practices.
• Familiarity with DevOps tools like Jenkins, Git repositories, CI/CD pipelines, Docker containers, Kubernetes orchestration, and automation frameworks.
• Experience working with IT infrastructure components including RAID controllers, SAN storage solutions, virtualization platforms (VMware vSphere/ESXi), and cloud services (AWS/Azure).
• Skilled in scripting languages such as Bash shell scripting or Python for automation tasks; experience with PL/SQL or T-SQL is a plus.
• Knowledge of solution architecture principles for enterprise systems involving RESTful APIs, microservices architecture, service-oriented architecture (SOA), and API management.
• Background in systems engineering with a focus on system design for high availability environments supporting critical operations. Join us to leverage your expertise in Linux systems administration while contributing to vital national security missions! We value innovation-driven professionals who thrive in collaborative settings dedicated to excellence in IT infrastructure management.

Pay: $90,000.00 - $120,000.00 per year

Benefits:

• 401(k)
• 401(k) matching
• Dental insurance
• Health insurance
• Life insurance
• Paid time off
• Vision insurance

Work Location: In person