Linux Administrator

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T-Rex Solutions, LLC

WebsiteLinkedInAll Job Openings

201 - 500 employees

🔒 Cybersecurity

🏛️ Government

Cybersecurity • Government • IT Engineering Services

T-Rex Solutions is a company that specializes in IT modernization and cybersecurity services for Federal agencies. They have a strong focus on agile transformation, cloud adoption, and infrastructure optimization. T-Rex Solutions has been recognized for its commitment to quality, achieving a CMMI Level 3 appraisal, and has received several workplace awards for its remote work environment. The company is known for its strategic partnerships, especially with government entities like the U. S. Census Bureau, where they contributed to moving the Census online. T-Rex Solutions also engages in community service and supports veterans, demonstrating a commitment to social impact beyond their IT services.

📋 Description

• Install, configure, and maintain Linux servers (CentOS, Ubuntu, Red Hat, etc.) in both physical and virtual environments. • Perform regular system updates, patch management, and kernel upgrades. • Deploy, configure, and manage Linux-based infrastructure in AWS, Azure, OCI, and GCP. • Utilize cloud-native tools and services for monitoring, scaling, and automating Linux workloads • Develop and maintain automation scripts using Bash, Python, and other relevant scripting languages. • Utilize configuration management tools (e.g., Ansible, Puppet, Chef) to automate provisioning and configuration of Linux systems. • Implement and manage monitoring solutions to ensure high availability and performance of Linux systems. • Perform performance tuning and optimization of Linux servers and applications. • Ensure systems comply with organizational and industry security standards. • Conduct regular security audits, vulnerability assessments, and implement remediation strategies. • Perform vulnerability remediation and hardening of servers using DISA STIGs (Security Technical Implementation Guides). • Implement and manage backup and recovery solutions for Linux environments. • Perform regular testing of backup and disaster recovery processes. • Work closely with security teams to support 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 ability to obtain a Public Trust clearance • Bachelors degree and four (4) years or more of related experience or Masters and two (2) or more years of related experience. • Proven experience managing Linux environments in multiple cloud platforms (AWS, Azure, OCI, GCP). • Strong knowledge 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 (Bash, Python). • Familiarity with configuration management tools (Ansible Core/Tower/AAP/Galaxy, Puppet, Chef). • Familiarity with Red Hat Satellite server including setup of content views to define and manage the lifecycle of content (such as RPM packages, container images, Puppet modules, and Ansible roles) • Experience with monitoring tools (e.g. Prometheus, Grafana, CloudWatch, Azure Monitor). • Knowledge of security best practices and compliance requirements (e.g. HIPAA, SOC 2, ISO 27001). • Experience performing vulnerability remediation and hardening of servers using DISA STIGs.

🏖️ Benefits

• PTO available to use immediately 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