Unix/Linux Administrator

Job Title: Unix/Linux Administrator
Location: Washington DC (hybrid)
Type: Contract To Hire
Compensation: $50.00/HR-$60.00/HR on W2
Security Clearance: Must possess or be eligible to obtain and successfully complete a Public Trust background investigation and/or a Public Trust clearance

Responsibilities

• Design, implement, and maintain Linux-based systems for federal projects, ensuring stability, security, and performance.
• Manage end-to-end Linux environment operations, including system performance, backups, troubleshooting, and security configurations.
• Collaborate with cross-functional teams to support mission-critical applications in a secure environment.
• Configure, monitor, and troubleshoot network protocols such as TCP/IP, DNS, HTTP/HTTPS, VPN, etc.
• Utilize virtualization technologies like VMware and Hyper-V to optimize system resources.
• Develop shell scripts (Bash, Python) to automate tasks and troubleshoot system issues.
• Implement system security best practices by applying patches, updates, and CIS baselines.
• Perform routine system upgrades, patches, and security checks ensuring compliance.
• Provide technical support, resolve incidents, and respond to critical outages efficiently.
• Document system configurations, procedures, and troubleshooting steps for internal reference.

• Ability to meet DoD IAT Level 2 Certification requirements (Security+ CE, CCNA-Security, GSEC, SSCP).
• Experience with Red Hat Linux (RHEL) and knowledge of Oracle Linux or cloud platforms is preferred.
• Solid understanding of networking protocols (TCP/IP, DNS, HTTP/HTTPS, VPN, etc.).
• Experience with virtualization technologies (VMware, Hyper-V, etc.).
• Proficiency in shell scripting (Bash, Python) and troubleshooting skills.
• Knowledge of version control tools such as Git.
• Understanding of system security best practices and tools.
• Strong organizational and problem-solving skills with the ability to work independently.
• Excellent written and oral communication skills.
• Must be a U.S. Citizen and eligible for a Public Trust background investigation or clearance.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

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