HPC Systems Administrator

HPC Systems Administrator

Location: Aberdeen, MD

Work Schedule: 100% Onsite

Clearance Required: Active TS/SCI

Employment Type: Full-Time

Overview

We are seeking an experienced HPC Systems Administrator to support a large-scale High Performance Computing (HPC) environment in a secure government setting. This position is responsible for maintaining the health, performance, availability, and security of mission-critical Linux-based computing infrastructure that supports advanced research and operational workloads.

The ideal candidate will have extensive experience administering Linux systems within clustered or HPC environments and possess a strong background in troubleshooting, security compliance, system upgrades, and customer support.

Responsibilities

• Administer and maintain large-scale HPC and Linux cluster environments
• Monitor system performance, health, and availability
• Troubleshoot and resolve complex technical issues
• Plan, coordinate, and execute system upgrades and maintenance activities
• Maintain security compliance and remediate vulnerabilities
• Support system accreditation and security requirements
• Respond to user requests and provide technical assistance
• Develop and maintain technical documentation
• Provide knowledge transfer and guidance to customer administrators
• Work independently to solve highly complex infrastructure challenges
• Serve as a technical advisor and trusted resource for stakeholders

Required Qualifications

• Active TS/SCI Clearance
• CompTIA Security+ certification
• CompTIA Linux+ certification
• 10+ years of experience supporting:
  • High Performance Computing (HPC) environments, OR
  • Large Linux cluster infrastructures
• Strong Linux systems administration experience
• Experience maintaining highly available enterprise systems
• Ability to work independently in a customer-facing environment
• Strong troubleshooting and problem-solving skills

Preferred Qualifications

• Experience with Red Hat Enterprise Linux (RHEL)
• Experience supporting large-scale compute clusters
• Familiarity with supercomputing environments
• Knowledge of vulnerability management and system hardening
• Experience performing upgrades, patch management, and lifecycle support within secure environments

Desired Technical Skills

• Linux Administration
• HPC Operations
• RHEL / Red Hat
• Cluster Management
• System Performance Monitoring
• Security Compliance
• Vulnerability Remediation
• Infrastructure Maintenance
• Enterprise System Support
• Documentation and Knowledge Transfer

Why Join Us?

• Support mission-critical computing systems supporting national security objectives
• Work with advanced HPC and large-scale Linux infrastructure
• High-impact role with significant technical ownership
• Direct engagement with end users and technical stakeholders
• Opportunity to solve complex infrastructure challenges in a secure environment

Job Type & Location

This is a Contract position based out of Aberdeen Proving Ground, MD.

Pay and Benefits

The pay range for this position is $50.00 - $80.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave)

Job Type & Location

This is a Contract position based out of Aberdeen Proving Ground, MD.

Application Deadline

This position is anticipated to close on Oct 29, 2026.

Workplace Type

This is a fully onsite position in Aberdeen Proving Ground,MD.

About TEKsystems

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

Were a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. Were a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. Were strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. Were building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.