Position Overview TAP Engineering is seeking a System Administrator II - Infrastructure & Sustainment Support in Annapolis Junction, Maryland to support the operation, performance, and reliability of high-performance computing (HPC) environments spanning multi-vendor servers, clusters, and specialized processing systems. You'll manage Linux and Unix systems, troubleshoot complex infrastructure issues, and help optimize systems for demanding mission requirements. Key Responsibilities Install, configure, maintain, and troubleshoot Linux and Unix operating systems Manage file systems, system configurations, software installations, and system upgrades Monitor system health, performance, and resource utilization across HPC environments Troubleshoot operating system, application, networking, storage, and infrastructure issues Support TCP/IP networking and high-speed HPC network technologies Develop and maintain Bash scripts to automate system administration and operational tasks Compile, install, and maintain software and applications within Linux environments Support day-to-day operations and incident resolution across servers, storage, network devices, and related infrastructure Optimize system performance and resource utilization and assist with capacity planning Support users and technical teams with system access, configuration, and troubleshooting Document system configurations, procedures, and troubleshooting activities Escalate complex issues and communicate system status to technical teams and stakeholders Required Qualifications Active TS/SCI clearance with appropriate polygraph (most recent poly within the last 7 years) DoD 8570 IAT II certification Bachelor's degree in a technical discipline or related field and 5+ years of experience, or 10+ years of relevant experience without a degree Strong experience administering Linux and/or Unix operating systems Experience with OS installation, file system configuration, software installation, and application troubleshooting Working knowledge of TCP/IP networking Bash scripting experience Experience with software compilation and installation Understanding of HPC architectures and environments Familiarity with high-speed networking technologies such as InfiniBand and Slingshot Experience or familiarity with tools such as Slurm, Salt, Ansible, Git, Jira, Confluence, Grafana, Prometheus, and Nagios Strong analytical and troubleshooting skills with the ability to diagnose unique and complex system issues Ability to work effectively in a collaborative, mission-focused environment Compensation The anticipated salary range for this position is $83,000-$113,000, based on relevant experience, qualifications, and other applicable factors. The compensation range provided is a general guideline and is not a guarantee of compensation or salary. Clearance Requirement This position requires an active TS/SCI security clearance with appropriate polygraph. Clearance processing and maintenance will be conducted in accordance with U.S. Government requirements. Benefits Overview TAP Engineering offers a comprehensive and competitive benefits package, including:

Paid Time Off:

15-25 days annually based on tenure, plus 11 paid holidays (never use-or-lose)

Retirement:

Up to 15% employer contribution to a 401(k) through match and profit sharing

Medical Coverage:

Free medical insurance for employees, with optional buy-up plans for dependents

Dental & Vision:

Employer-paid plans with optional enhancements

Insurance Coverage:

Employer-paid life insurance, AD&D, short-term disability, and long-term disability

Flexible Spending Accounts:

Healthcare and dependent care

FSAs Tuition Reimbursement:

Up to $36,000 per year for approved coursework

Additional Benefits:

Employee Assistance Program, wellness incentives, discount programs, virtual care, prescription savings, and travel support

Performance-Based Rewards:

Merit increases, performance bonuses, and referral bonuses Additional Information TAP Engineering is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other status protected by law.