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Linux Administrator

M9solutions

San Diego, CA (M9 Solutions) permanent

Posted: November 4, 2025

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Job Description

M9 Solutions is dedicated to providing IT services and solutions to the Federal Government by mobilizing the right people, skills, clearance levels, and technologies to help organizations who desire improved performance and modern, sustainable change. M9 has provided quality IT services and support to more than 30 Federal Agencies and multiple commercial customers nationwide. Our capabilities include digital transformation, software development, cloud migration, applications & infrastructure, cybersecurity, data delivery & analytics, and IT talent solutions.

M9 Solutions is seeking a Linux Administrator to work on a government contract for a client located in San Diego, CA. An active TS/SCI clearance is required.

Responsibilities

• Build, configure, administer, and troubleshoot Linux servers and user workstation hardware/software.

• Design and implement workgroup-scale networks.

• Build and manage authentication, file-sharing, and collaboration servers for mixed client systems.

• Work with cybersecurity staff to apply ICD-503 security controls and system hardening standards for classified systems.

• Document system configurations for new and existing systems.

• Proactively maintain and develop all infrastructure technology to maintain necessary uptime service.

• Engineering of systems administration-related solutions for various operational and project needs.

• Maintain best practices on managing systems and services across all managed environments.

• Fault finding, analysis, and logging information for reporting and resolving performance exceptions.

• Manage, coordinate, and implement software upgrades, patches, hot fixes on servers, workstations, storage, and network hardware.

• Create and modify scripts or applications to perform tasks.

• Provide input on ways to improve the stability, security, efficiency, and scalability of the environment.

• Proactively monitoring system performance and capacity planning.

• Collaborate with other teams and team members to develop automation strategies and deployment processes.

Required Skills and Qualifications

• Active TS/SCI security clearance.

• Bachelor’s degree in Computer Science, Information Technology, or a related discipline.

• Strong problem-solving and communication skills.

• Security+ Certification or the ability to get certification within 6 months of hiring

• 5 years of comprehensive knowledge of multiple specialties, such as operating systems, storage technologies, and peripherals, including working knowledge of Red Hat Enterprise Linux operating systems administration.

• Experience integrating Linux with Windows Active Directory.

• Familiarity with VMWare and virtualization concepts.

• Shell, Perl, and/or PowerCLI/PowerShell scripting.

• Solid knowledge of protocols such as DNS and LDAP.

• Ability to use verbal and written communication skills to present information to a diverse population (technical and non-technical).

• Ability to work well as a member of a team and independently.

• Experience with operating system update services such as YUM or DNF and RedHat Satellite.

• Knowledge of the following technologies: Ansible modules and Trellix Anti-Virus

Preferred Skills and Qualifications

• NetApp Cluster administration experience.

• Experience with NetBackup administration or other backup technologies.

• Experience with implementing Ansible modules and configuration management with Git.

• Experience with the administration of enterprise-level Windows Server operating environments, including Windows Active Directory, Group Policy Management, DNS, and DHCP.

Full-Time Employee Compensation

• M9 Solutions’ pay range for this position is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include, but are not limited to, responsibilities of the position, education, experience, knowledge, skills, abilities, as well as internal equity, location, alignment with market data, applicable bargaining agreement (if any), or other law.

• M9 Benefits - https://m9solutions.com/why-join-m9/#our-benefits

Salary Range
$60,000—$180,000 USD

M9 Solutions, LLC (M9) is a Federal contractor and we comply with all applicable federal laws prohibiting discrimination in employment, including Title VII of the Civil Rights Act of 1964. We also adhere to the affirmative action requirements of the Vietnam Era Veterans' Readjustment Assistance Act (VEVRAA) and Section 503 of the Rehabilitation Act, ensuring equal opportunity for veterans and individuals with disabilities. Please click here to complete M9's Voluntary Self-Identification Form and then email it to [email protected]. If you need accommodation during the application process or encounter difficulties using our website, please contact our Human Resources Department at [email protected] or 703-936-0880.

With 14+ years of proven delivery and steady growth, M9 Solutions is a unique small business with credible past performance and key capabilities offering project management services, solution architects, business analysts, program managers, technical architects, and technical consultants. M9 was recognized as an Inc. 5000 Fastest-Growing Private Companies in 2021, 2020, 2019, 2018, 2017, 2016, and 2012. M9 Solutions believes that work should be fun, rewarding, and something everyone can be excited about. We offer a competitive compensation package and value diversity in driving the vision of the company.

F 7.2-27 | REV - 8 | 022525

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