Linux System Administrator

The DevOps Engineer / Linux Administrator supports and enhances enterprise Linux environments through automation, infrastructure management, CI/CD pipeline development, and system administration. This role is responsible for maintaining secure, reliable, and scalable Linux-based platforms while partnering with development, security, and operations teams to improve deployment efficiency, system performance, and operational stability.

Key Responsibilities

• Administer, maintain, troubleshoot, and optimize enterprise Linux environments.
• Perform Linux system logging, auditing, patching, and performance tuning across production and non-production systems.
• Develop and maintain automation solutions – including providing scripting – for Linux administration and other applications related processes utilizing Jenkins, and Asible Core.
• Troubleshoot and manually find and resolve Linux issues.
• Building and setting up new development tools and infrastructure utilizing knowledge in continuous integration, operational delivery, deployment management (CI/CD), cloud technologies, container orchestration and security.
• Modify existing software and scripts to correct errors, adapt to new infrastructure requirements, and improve performance.
• Analyze user needs and technical requirements to determine the feasibility of design and implementation within time and cost constraints.
• Collaborate with developers, engineers, security teams, and other stakeholders to design systems and define interfaces, capabilities, and performance requirements.
• Build and test end-to-end CI/CD pipelines to ensure the systems are safe against security threads.
• Ability to provide accurate and realistic work effort estimates, commit and deliver results accordingly.
• Create and maintain technical documentation, operational procedures, and knowledge transfer materials.

Skills Required

• 3+ years of experience implementing, administering, and troubleshooting Linux in an enterprise environment including Linux patching with DNF and YUM.
• Strong experience building and supporting CI/CD pipelines using tools. Must have strong working knowledge of Jenkins (groovy), Ansible Core (yaml), GitLab CI/CD, FlexDeploy, or similar technologies.
• Strong experience with Ansible and Jenkins.
• Strong knowledge of DNS/Networking and networking debugging with packet capture.
• Strong scripting knowledge in python, bash, zsh, ksh, csh
• Strong configuration management knowledge and experience.
• Experience working with REST APIs
• Experience working in secure environments.
• Experience in an OCI environment on virtual images.
• Strong verbal, written, organizational, and process documentation skills.

Preferred Qualifications

• Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent relevant experience.
• Strong hands-on experience with Linux administration, including patching with DNF and YUM, logging, auditing, performance tuning, and issue resolution.
• Experience with scripting and automation using several of the following: Python, Bash, Zsh, Ksh, or Csh.
• Experience working with REST APIs and integrating automation with external systems.
• Strong knowledge of DNS, networking fundamentals, and network troubleshooting, including packet capture analysis.
• Experience working in secure environments with a strong understanding of operational discipline and system hardening.
• Experience with configuration management and infrastructure automation.
• Experience supporting Linux systems in OCI environments using virtual images.
• Ability to provide accurate effort estimates, manage assigned priorities, and deliver work as committed.
• Strong verbal, written, organizational, and technical documentation skills.
• Experience supporting Linux platforms in highly regulated or government-secured environments.
• Familiarity with container orchestration, cloud-native deployment practices, and secure CI/CD implementations.
• Experience building hardened Linux images and supporting secure software delivery pipelines.
• Experience partnering across development, operations, and cyber security teams to improve deployment efficiency and platform reliability.
• Proven ability to identify process improvement opportunities and implement automation that reduces manual administration.
• Secret clearance required.

Compensation Ranges

Compensation ranges for ASM Research positions vary depending on multiple factors; including but not limited to, location, skill set, level of education, certifications, client requirements, contract-specific affordability, government clearance and investigation level, and years of experience. The compensation displayed for this role is a general guideline based on these factors and is unique to each role. Monetary compensation is one component of ASM's overall compensation and benefits package for employees.

EEO Requirements

It is the policy of ASM that an individual's race, color, religion, sex, disability, age, sexual orientation or national origin are not and will not be considered in any personnel or management decisions. We affirm our commitment to these fundamental policies.

All recruiting, hiring, training, and promoting for all job classifications is done without regard to race, color, religion, sex, disability, or age. All decisions on employment are made to abide by the principle of equal employment.

Physical Requirements

The physical requirements described in "Knowledge, Skills and Abilities" above are representative of those which must be met by an employee to successfully perform the primary functions of this job. (For example, "light office duties' or "lifting up to 50 pounds" or "some travel" required.) Reasonable accommodations may be made to enable individuals with qualifying disabilities, who are otherwise qualified, to perform the primary functions.

Disclaimer

The preceding job description has been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications required of employees assigned to this job.