Senior Linux Cluster System Administrator - Top Secret clearance
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What you'll do
- Perform general system administration for a large-scale Linux cluster environment.
- Monitor and maintain overall system health and operational continuity.
- Troubleshoot and resolve complex Linux system issues.
- Respond to customer requests and provide timely technical support.
- Plan, coordinate, and execute system upgrades.
- Identify and mitigate security vulnerabilities.
- Maintain the security posture of systems operating on the customer network.
- Provide knowledge transfer and technical guidance to customer system administrators.
- Build and maintain strong customer relationships while serving as a trusted technical advisor.
- Stay current with emerging technologies, industry trends, and relevant technical domains.
- Independently develop and apply methods, techniques, and criteria to solve highly complex technical problems.
What they're looking for
- Active Top Secret (TS) security clearance.
- 10+ years of professional Linux system administration experience.
- Demonstrated experience supporting large-scale or clustered Linux environments.
- Strong troubleshooting skills with the ability to independently diagnose and resolve complex Linux system issues.
- Ability to work independently in a highly technical and complex environment.
- Strong communication and customer-facing skills.
Nice to have
- Experience administering large-scale Linux server fleets, preferably 100+ nodes.
- Experience with distributed job scheduling or orchestration platforms such as Slurm, PBS, Kubernetes, or similar technologies.
- Experience working in High Performance Computing (HPC) environments.
- Experience with parallel or distributed filesystems such as Lustre, GPFS, Ceph, or similar technologies.
- Familiarity with clustered computing environments and enterprise-scale Linux infrastructure.
Summarised by NextRaise from the employer’s description, which follows in full below.
Full description from employer
Senior Linux Cluster System Administrator
Location: Stennis Space Center, MS
Work Arrangement: Onsite
Contract: 1 Year with Renewal Option
Clearance: Active Top Secret (TS)
Salary: $110,000–$150,000
Relocation Assistance: Available
About the Role
PGTEK is seeking a Senior Linux Cluster System Administrator to provide hands-on technical support and system administration for a large-scale Linux cluster environment supporting a mission-critical customer at Stennis Space Center.
This role will focus on maintaining system health, security, operational continuity, and overall performance of a complex Linux environment. The successful candidate will serve as a trusted technical advisor to the customer, work independently to troubleshoot complex issues, and provide knowledge transfer to customer system administrators.
The environment is based around an HPC solution, and training on the specific HPC system tools will be provided.
Responsibilities
- Perform general system administration for a large-scale Linux cluster environment.
- Monitor and maintain overall system health and operational continuity.
- Troubleshoot and resolve complex Linux system issues.
- Respond to customer requests and provide timely technical support.
- Plan, coordinate, and execute system upgrades.
- Identify and mitigate security vulnerabilities.
- Maintain the security posture of systems operating on the customer network.
- Provide knowledge transfer and technical guidance to customer system administrators.
- Build and maintain strong customer relationships while serving as a trusted technical advisor.
- Stay current with emerging technologies, industry trends, and relevant technical domains.
- Independently develop and apply methods, techniques, and criteria to solve highly complex technical problems.
Requirements
- Active Top Secret (TS) security clearance.
- 10+ years of professional Linux system administration experience.
- Demonstrated experience supporting large-scale or clustered Linux environments.
- Strong troubleshooting skills with the ability to independently diagnose and resolve complex Linux system issues.
- Ability to work independently in a highly technical and complex environment.
- Strong communication and customer-facing skills.
Preferred Qualifications
- Experience administering large-scale Linux server fleets, preferably 100+ nodes.
- Experience with distributed job scheduling or orchestration platforms such as Slurm, PBS, Kubernetes, or similar technologies.
- Experience working in High Performance Computing (HPC) environments.
- Experience with parallel or distributed filesystems such as Lustre, GPFS, Ceph, or similar technologies.
- Familiarity with clustered computing environments and enterprise-scale Linux infrastructure.
Required Certifications
- CompTIA Security+
- CompTIA Linux+
Additional Information
This is an onsite position at Stennis Space Center, Mississippi. The position does not require routine travel. The selected candidate will work within an HPC environment and will receive training on the specific HPC system tools used by the customer. PGTEK offers competitive compensation and benefits for qualified full-time employees.
Benefits
Our comprehensive benefits package for full-time salaried employees is effective immediately upon the start date. Benefits include comprehensive PPO medical coverage with access to a Health Savings Account (HSA) option, a vision plan, and dental insurance with the base dental plan option paid for by PGTEK. Life Insurance, Short and Long-Term disability, and Critical Illness insurance have premiums covered. Additionally, PGTEK offers a matching 401(k) plan and a discount on pet insurance through ASPCA Pet Insurance. An Employee Assistance Program is available at no cost to all employees. PGTEK offers a generous amount of PTO and Holidays, and an Education Assistance Program is available after 12 months of employment.
ABOUT PGTEK
PGTEK is a true consulting organization dedicated to helping clients achieve their business and technology objectives utilizing our decades of experience and business relationships. PGTEK invests in the educational advancements of our staff by providing the necessary resources to complete Professional and Business Certifications. Our company is our people, and we treat them like family.
EOE, including disability/veterans
Company
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