Linux Administrator (TS/SCI Clearance with Fullscope Polygraph Required)

J&T Business Consulting; Fort Meade (MD); On-site; USD 165,000 - 200,000; Full time

Benefits offered by this job

Health insurance

401(k) retirement plan

PTO and holidays

Tuition reimbursement

Job summary

J&T Business Consulting seeks a skilled Linux Administrator (TS/SCI with Fullscope Polygraph) to join a Fort Meade-based systems team. You will deploy and manage Linux across hybrid cloud environments, building automation through Bash, Python, Puppet, and Ansible, and mentoring junior staff.

The role requires strong Linux expertise, DoD 8570/8140 IAT Level II basics, and extensive experience in security-focused administration.

Qualifications

• Bachelor’s degree in a technical discipline plus 10+ years of Systems Administration experience on programs/contracts of similar scope and complexity, OR 15 years of relevant Systems Administration experience without a degree.
• Active TS/SCI with Polygraph clearance.
• Strong Linux system administration with hardening, patching, and diagnostics.
• Automation scripting experience using Bash, Python, Puppet, or Ansible.

Responsibilities

• Provision, configure, patch, monitor, and troubleshoot Linux server instances across hybrid cloud architectures.
• Design, build, and maintain automation scripts and configuration management routines.
• Collaborate with engineering teams to isolate root causes and resolve complex system issues.
• Support systems architecture design and continuous operational improvements.
• Communicate system status, risk mitigations, and performance metrics to stakeholders.
• Provide mentorship to junior administration staff.

Skills

Linux admin

Bash

Python

Puppet/Ansible

Security clearance TS/SCI

Education

Bachelor's degree in a technical discipline

15 years of Systems Administration experience without a degree

Tools

AWS

AWS CLI

boto3

Job description

Linux Administrator (TS/SCI Clearance with Fullscope Polygraph Required)

Fort George G Meade, United States | Posted on 10/22/2026

Location: Fort Meade, MD

Employment Type: Full-Time

Clearance Requirement: Active TS/SCI with Polygraph

Salary Range: $165,000 – $200,000 / year (dependent on experience, education, and skill set)

About the Role

Seeking a skilled and innovative Linux Administrator (Systems Administrator Level 2) to join a high-performing systems team supporting a hybrid cloud environment in Fort Meade, MD.

In this role, you will assist in designing systems architecture and deploying solutions across multiple networks and diverse infrastructures. You will provision, configure, maintain, and troubleshoot enterprise Linux instances while driving infrastructure automation and process optimization across the ecosystem.

Key Responsibilities

• Provision, configure, patch, monitor, and troubleshoot Linux server instances across multiple isolated networks and hybrid cloud architectures.


• Design, build, debug, and maintain infrastructure automation scripts and configuration management routines using Bash, Python, Puppet, and/or Ansible.


• Collaborate with multi-disciplinary engineering and operations teams to isolate root causes and resolve complex system issues.


• Support systems architecture design and continuous operational improvements.


• Interface with service owners, technical leads, and teammates to communicate system status, risk mitigations, and performance metrics.


• Provide technical mentorship and guidance to junior administration staff.

Required Qualifications & Experience

Security Clearance: Active TS/SCI with Polygraph.

Experience & Education:

• Bachelor’s degree in a technical discipline from an accredited institution plus at least 10 years of Systems Administration experience on programs/contracts of similar scope and complexity, OR


• 15 years of relevant Systems Administration experience without a degree (5 additional years substituting for the degree).

Certifications: DoD 8570/8140 IAT Level II baseline certification (e.g., Security+ CE, CCNA Security, or equivalent).

Operating Systems: Strong, hands‑on Linux system administration background, including installation, hardening, patch management, performance monitoring, and diagnostics.

Automation & Scripting: Demonstrated proficiency writing and debugging automation scripts using tools such as Bash, Python, Puppet, or Ansible.

Desired Qualifications

• Hands‑on experience with Amazon Web Services (AWS), specifically configuring and managing EC2 Auto Scaling groups.


• Practical experience utilizing the AWS CLI aws-cli and AWS SDK for Python boto3 to automate cloud infrastructure tasks.

Benefits & Compensation

• Comprehensive Health, Dental, and Vision Insurance


• Basic Life and Disability Insurance


• Paid Time Off (PTO) and Paid Holidays


• 401(k) Retirement Plan with Company Match


• Tuition Reimbursement for continued education and professional certifications

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, protected veteran status, or any other characteristic protected under federal, state, or local law.