Systems Administrator

Modern Technology Solutions, Inc. (MTSI); Washington (District of Columbia); On-site; USD 95,000 - 140,000; Full time

Job summary

Modern Technology Solutions, Inc. (MTSI) seeks a seasoned Systems Administrator to safeguard government information systems in Washington, DC, near the Pentagon.

You will install, configure, maintain, and troubleshoot Linux and Windows servers in a secure environment, and help build cloud and hybrid cloud infrastructure for Azure Government. The role requires DoD policy knowledge, strong problem-solving, and coordination with cybersecurity teams, program managers, and industry partners.

Qualifications

• Qualified candidate will manage Windows Server and Linux systems in secure DoD environments.
• Experience with group policy, troubleshooting, and cross-team communication is required.
• DoD security policies, TS eligibility and interaction with government stakeholders are essential.

Responsibilities

• Install, configure, maintain, and troubleshoot Linux and Windows servers.
• Support desktop, server, and network elements; coordinate with cybersecurity teams.
• Build cloud and hybrid cloud infrastructure, including Azure Government integration.

Skills

Windows Server

Linux administration

Group Policy

Troubleshooting

Communication

Desk-side support

DoD policies

Stakeholder coordination

Security clearance

Education

High School Diploma

CompTIA Security+

Tools

VMware

KVM

Ansible

Bash

Python

Puppet

Chef

Azure Government

Job description

How you will contribute to our National Security and Defense mission:

MTSI is seeking a highly motivated and experienced Systems Administrator to support our team in safeguarding information systems for a government customer in Washington, DC. This individual will be responsible for the installation, configuration, maintenance, and troubleshooting of Linux and Windows-based systems in a secure environment. This individual will also be responsible for building out cloud and hybrid cloud infrastructure including the designing of cloud-native architectures targeted for Azure Government, and high-side on-premises virtualized data centers. This role is an in-person role that is located with our government customer’s organization at the Pentagon.

You’ll be a great fit for this role if:

• You have a passion for information technology, defense, and space systems and advanced technologies.
• You understand the urgent need to modernize our defense systems and give our troops the best possible tools.
• Paying attention to detail and providing excellent customer service in a professional environment is a skill you excel at.
• You are passionate about continuous learning and growth, and you seek opportunities to challenge yourself.
• You are driven to make a meaningful impact through your work.

Responsibilities

The Systems Administrator Support Specialist will provide specialized Information Technology and network administration. Your focus will be to provide quick turn desktop, server, and printer support. Solve customer issues by troubleshooting from the desk to the remote server administration. These issues will span across thin client, desktop, server, VTC, and networking topics. Work with back-end support to meet fast-paced challenges as the primary customer liaison. Interact remotely with Information Technology/Cybersecurity Teams, Program Managers, and industry subject matter experts across multiple domains (air, space, cyber) to assist the government.

Qualifications Required

• Working knowledge of Windows server administration
• 6+ years of experience administering Linux systems (e.g., Red Hat, CentOS, Ubuntu)
• Experience with system standup and configuration including group policy
• Excellent troubleshooting and problem-solving abilities
• Strong communication and interpersonal skills
• Willingness to support all levels of work, including deskside support and account management
• Stay current with emerging technologies and best practices in systems administration
• Coordinate with program stakeholders, engineers, and other IT professionals to align system capabilities with mission objectives
• Provide technical expertise and recommendations for system improvements and upgrades
• Must have in-depth knowledge of DoD, National and applicable service and agency security policy, manuals and standards. Must have the ability to work in a dynamic environment and effectively interact with numerous DOD, military/civilian personnel and industry partners

Education

• High School Diploma
• Required Certifications: CompTIA Security+

Even Better If You Have These Desired Skills

• Experience as a Data Transfer Agent (DTA)
• Experience with virtualization technologies (e.g., VMware, KVM).
• Experience with configuration management, automation tools, and scripting languages (e.g., Ansible, Bash, Python, Puppet, Chef)
• Certifications: ISC2 CCSP; CompTIA SecurityX (CASP+), AWS Certified DevOps Engineer

Clearance Requirements

• Must possess an active DoD Top Secret (TS) security clearance (with SCI and SAP eligibility).