Linux Administrator

This is a fully remote position, open to applicants in United States.

📋 Description

• Install, configure, and maintain Linux servers (CentOS, Ubuntu, Red Hat, etc.) across both physical and virtual environments.

• Conduct regular system updates, manage patches, and perform kernel upgrades.

• Deploy, configure, and oversee Linux-based infrastructures in AWS, Azure, OCI, and GCP.

• Leverage cloud-native tools and services for monitoring, scaling, and automating Linux workloads.

• Develop and sustain automation scripts utilizing Bash, Python, and other relevant scripting languages.

• Employ configuration management tools (e.g., Ansible, Puppet, Chef) to automate the provisioning and configuration of Linux systems.

• Implement and manage monitoring solutions to guarantee high availability and performance of Linux systems.

• Execute performance tuning and optimization for Linux servers and applications.

• Ensure systems adhere to organizational and industry security standards.

• Conduct regular security audits, vulnerability assessments, and execute remediation strategies.

• Address vulnerability remediation and hardening of servers using DISA STIGs (Security Technical Implementation Guides).

• Implement and manage backup and recovery solutions within Linux environments.

• Regularly test backup and disaster recovery processes.

• Collaborate closely with security teams to assist in application deployment and troubleshooting.

• Provide Tier 2/3 support for Linux-related incidents and service requests.

• Participate in on-call rotations.

⛳️ Requirements

• Must be a US Citizen with the capacity to obtain a Public Trust clearance.

• Bachelor’s degree with four (4) years or more of relevant experience, or a Master’s degree with two (2) or more years of related experience.

• Demonstrated experience managing Linux environments across various cloud platforms (AWS, Azure, OCI, GCP).

• Strong understanding of Linux operating systems (CentOS, Ubuntu, Red Hat).

• Experience with cloud services and tools from AWS (EC2, S3, VPC), Azure (VMs, Blob Storage, Virtual Network), OCI (Compute, Block Volumes, Networking), and GCP (Compute Engine, Cloud Storage, VPC).

• Proficiency in scripting languages such as Bash and Python.

• Familiarity with configuration management tools (Ansible Core/Tower/AAP/Galaxy, Puppet, Chef).

• Knowledge of Red Hat Satellite server, including the setup of content views to define and manage the lifecycle of content (e.g., RPM packages, container images, Puppet modules, Ansible roles).

• Experience with monitoring tools (e.g., Prometheus, Grafana, CloudWatch, Azure Monitor).

• Understanding of security best practices and compliance requirements (e.g., HIPAA, SOC 2, ISO 27001).

• Experience with vulnerability remediation and server hardening using DISA STIGs.

🏝️ Benefits

• PTO available for immediate use upon joining (prorated based on start date).

• Paid parental leave.

• Individual and family health, vision, and dental benefits.

• Annual budget for training, professional development, and tuition reimbursement.

• A 401(k) plan with company match, fully vested after 60 days of employment.