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Added 2 mins ago
Project Senior Executive Administrator - Active TS/SCI w/ Polygraph Required- Bethesda, MD
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…expectations related to business development or promotion. Their employment is tied to their role on a project, and they are eligible for a benefits package that is competitive for…
Added 7 mins ago
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- $16 to $26 USD / hour
Clinical Administrator roles: supporting administrative functions within the clinic
Added 3 hours ago
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Registered Behavior Technician (RBT)
San Antonio, TX
- $16 to $26 USD / hour
Clinical Administrator roles: supporting administrative functions within the clinic
Added 3 hours ago
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Registered Behavior Technician (RBT)
San Antonio, TX
- $16 to $26 USD / hour
Clinical Administrator roles: supporting administrative functions within the clinic
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Closed listing

TEKsystems

HPC Systems Administrator

Aberdeen Proving Ground, MD, United States

$50 to $80 USD / hour · Full-time

This opening has closed.

The original listing is kept below for reference.

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About employer

Job details

Pay: $50 to $80 USD / hour
Job type: Full-time
Experience: 10+ years of experience supporting:
Posting language: English
Posted: Oct 16, 2026

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Original job description

Archived listing. The details below describe a past opening.

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.

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