Senior System Administrator - Windows/Linux, AWS & DevOps

Columbia Technology Partners; Maryland; On-site; USD 130,000 - 155,000; Full time

Benefits offered by this job

Medical plans

Vision & Dental

401k

PTO & Leave

Career Growth

Life Insurance

Profit Sharing

Referral Bonus

Job summary

Columbia Technology Partners is seeking a System Administrator 2 to support the implementation, maintenance, and optimization of IT systems across enterprise and mission-focused environments. In this role, you will provide hands-on support for system infrastructure, troubleshoot and resolve technical issues, and help ensure the reliability, security, and performance of critical IT services.

The ideal candidate has experience supporting both Windows and Linux/UNIX environments, administering

Qualifications

• Bachelor's degree in a technical discipline with 10+ years of Systems Administration experience.
• DoD 8570 IAT Level I certification (or higher) required.
• Hands-on experience administering and troubleshooting Windows, Linux, and/or UNIX systems, including servers, storage, network infrastructure, and end-user environments.
• Experience supporting AWS cloud environments and DevOps practices, including automation, scripting, system monitoring, and performance optimization.

Responsibilities

• Provide implementation, troubleshooting, and maintenance support for IT systems and infrastructure.
• Monitor, manage, and maintain servers, storage systems, network devices, and mobile endpoints.
• Troubleshoot and resolve Tier 1 (Help Desk) and Tier 2 (Escalation) support issues.
• Manage daily system operations, including configuration, patching, upgrades, and performance monitoring.
• Assist users with system access, account management, and technical support requests.
• Support escalated incidents by conducting detailed analysis, troubleshooting complex issues, and communicating status updates to stakeholders.
• Optimize system performance, resource utilization, and capacity planning activities.
• Configure, administer, and maintain Windows, UNIX, and Linux operating systems.

Skills

Windows/Linux administration

AWS cloud

DevOps practices

Scripting & automation

Education

Bachelor's degree in a technical discipline

Tools

Terraform

Ansible

CloudFormation

Jenkins

Git

Job description

Columbia Technology Partners is seeking a System Administrator 2 to support the implementation, maintenance, and optimization of IT systems across enterprise and mission-focused environments. In this role, you will provide hands-on support for system infrastructure, troubleshoot and resolve technical issues, and help ensure the reliability, security, and performance of critical IT services.

The ideal candidate has experience supporting both Windows and Linux/UNIX environments, administering