Responsibilities:

• Manage and maintain Linux servers (Red Hat/CentOS, Ubuntu) in a multi-enclave enterprise environment.
• Provide technical support, administration, and monitoring of Linux systems, Nvidia DGX1 and
  A100 servers within a physical and virtual environment.
• Troubleshoot hardware and software issues, including server failures, network connectivity problems, and application errors.
• Implement security updates, patches, and configurations to harden systems and protect against vulnerabilities.
• Monitor system performance and resource utilization, identifying and resolving bottlenecks.
• Automate system administration tasks using scripting languages like Bash and Python.

DevOps and Configuration Management:

• Utilize DevOps tools (Ansible, Salt, Gitlab) to automate configuration management, software updates, and system maintenance.
• Maintain and improve system availability through proactive monitoring and automation.
• Collaborate with developers and hardware architects to debug issues, define new requirements, and optimize workflows.

Resource Management:

• Monitor resource management system (SLURM) to keep resource allocation efficient and
  aligned with organizational priorities
• Work directly with users and management to plan and allocate resources effectively.
• Communicate clearly and proactively regarding resource availability and scheduling.

Incident Response and Support:

• Provide technical support to users, troubleshooting issues and resolving incidents in a timely manner.
• Analyze recurring problems and implement solutions to prevent reoccurrence.
• Document incident resolution steps and contribute to root cause analysis efforts.
• Participate in on-call rotation to provide 24/7/365 support during outages and emergencies.

Qualifications:

• Bachelor's degree in Computer Science or a related field and 6+ years of relevant experience (additional experience may be considered in lieu of a degree).
• 2+ years of experience administering Linux servers (Red Hat/CentOS, Ubuntu).
• Hands-on experience troubleshooting server hardware failures.
• Proficiency with configuration management tools (Ansible, Salt).
• Strong understanding of networking services (DNS, NFS, LDAP, DHCP).
• Experience with shell scripting and/or Python for automation.
• Knowledge of Linux security best practices.
• Excellent troubleshooting and problem-solving skills.
• Strong communication and interpersonal skills.
• Ability to work independently and as part of a team.1
• DoD 8570.11- IAT Level II certification (Security+ CE, CCNA-Security, GSEC, or SSCP) and an appropriate computing environment (CE) certification.

Preferred:

• Experience with container technologies (Docker, Kubernetes).
• Familiarity with monitoring tools (Prometheus/Grafana).
• Knowledge of distributed resource scheduling systems (Slurm, LSF).
• Experience with CUDA and GPU-accelerated computing systems.
• Basic understanding of deep learning frameworks and algorithms