Linux System Administrator

ASM Research•Remote,

About The Position

The DevOps Engineer / Linux Administrator supports and enhances enterprise Linux environments through automation, infrastructure management, CI/CD pipeline development, and system administration. The role maintains secure, reliable, and scalable Linux-based platforms and partners with development, security, and operations teams to improve deployment efficiency, system performance, and operational stability. The position includes administering Linux systems, developing automation, supporting CI/CD tools and pipelines, and collaborating on infrastructure design and implementation. It also involves maintaining technical documentation, operational procedures, and knowledge-transfer materials.

Requirements

At least 3 years of experience implementing, administering, and troubleshooting Linux in an enterprise environment, including patching with DNF and YUM.
Strong experience building and supporting CI/CD pipelines using Jenkins (Groovy), Ansible Core (YAML), GitLab CI/CD, FlexDeploy, or similar technologies.
Strong experience with Ansible and Jenkins.
Strong knowledge of DNS and networking, including network debugging with packet capture.
Strong scripting knowledge in Python, Bash, Zsh, Ksh, and Csh.
Strong configuration-management knowledge and experience.
Experience working with REST APIs.
Experience working in secure environments.
Experience in an OCI environment using virtual images.
Strong verbal, written, organizational, and process-documentation skills.
Secret clearance required.

Nice To Haves

Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent relevant experience.
Hands-on experience with Linux administration, including DNF and YUM patching, logging, auditing, performance tuning, and issue resolution.
Experience with scripting and automation using Python, Bash, Zsh, Ksh, or Csh.
Experience working with REST APIs and integrating automation with external systems.
Knowledge of DNS, networking fundamentals, and network troubleshooting, including packet-capture analysis.
Experience in secure environments and 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 cybersecurity teams to improve deployment efficiency and platform reliability.
Ability to identify process-improvement opportunities and implement automation that reduces manual administration.

Responsibilities

Administer, maintain, troubleshoot, and optimize enterprise Linux environments.
Perform logging, auditing, patching, and performance tuning across production and non-production Linux systems.
Develop and maintain automation solutions and scripts for Linux administration and related application processes using Jenkins and Ansible Core.
Manually troubleshoot and resolve Linux issues.
Build and configure development tools and infrastructure using knowledge of continuous integration, operational delivery, deployment management (CI/CD), cloud technologies, container orchestration, and security.
Modify existing software and scripts to correct errors, adapt to infrastructure requirements, and improve performance.
Analyze user needs and technical requirements to assess design and implementation feasibility 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 help ensure systems are protected against security threats.
Provide realistic work-effort estimates, commit to work, and deliver results accordingly.
Create and maintain technical documentation, operational procedures, and knowledge-transfer materials.