Rampant Technologies

Senior Linux Sys Admin

Rampant Technologies  •  Aurora, CO (Onsite)  •  2 months ago
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Job Description

Linux System Administrator

We are seeking an experienced Linux System Administrator with deep Red Hat expertise to join our infrastructure team. This role combines hands-on technical leadership with systems automation and data center operations, ideal for someone who wants to drive infrastructure excellence while mentoring team members.

Key Responsibilities

  • Design, implement, and maintain enterprise Linux environments with primary focus on
    Red Hat Enterprise Linux (RHEL)
  • Develop and maintain infrastructure automation using Puppet, Ansible, or similar configuration management tools
  • Manage physical and virtual server infrastructure across data center environments
  • Lead infrastructure projects from planning through implementation
  • Mentor junior administrators and provide technical guidance to team members
  • Perform hardware installations, upgrades, and troubleshooting in data center facilities
  • Implement security best practices, patch management, and compliance requirements
  • Monitor system performance, capacity planning, and optimization
  • Collaborate with cross-functional teams on infrastructure initiatives

Required Qualifications

  • 8+ years of Linux system administration experience with strong Red Hat focus
  • Proven experience with automation tools (Puppet, Ansible, Chef, orSaltStack)
  • Hands-on data center experience including hardware installation and troubleshooting
  • 2+ years in a leadership or mentoring capacity (team lead, senior admin, or management)
  • Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer
    (RHCE) preferred
  • Strong scripting skills (Bash, Python, or similar)
  • Experience with virtualization platforms (VMware, KVM, or similar)
  • Understanding of networking fundamentals, storage systems, and backup solutions
  • Excellent problem-solving and communication skills

Preferred Qualifications

  • Experience with containerization (Docker, Podman, Kubernetes)
  • Knowledge of CI/CD pipelines and DevOps practices
  • Familiarity with monitoring tools (Nagios, Zabbix, Prometheus, etc.)
  • Experience with cloud platforms (AWS, Azure, GCP)
Rampant Technologies

About Rampant Technologies

Rampant Technologies supports customers across the DOD, Intelligence Community, and the US National Security Market. Our broad and successful history supporting customers within these critical markets has enabled us to provide consistently innovative, mission-focused solutions to the most demanding problem sets.

Intel Analysis and Reporting

• Target Development

• Analytic Techniques

• Automation

• Geolocation SMEs

Enterprise IT

• Digital Modernization

• Cloud

• Data Center & Application Modernization

• DevSecOps

National/Tactical Integration

• TCPED SIGINT Process

• SIGINT Mission Engineering

• Sensor Development & Integration

• Field Testing & Integration

Software Engineering

• Rapid Prototyping

• CI/CD Pipelines

• Containerization & Orchestration

• DSP Algorithm Development

Sensors, Signals Processing & Analysis

• Collection & Geolocation

• Signals Processing & Reporting

• Signal Discovery & Analysis

• SIGINT SMEs

AI/ML & Advanced Analytics

• Artificial Intelligence

• Machine Learning

• Data Visualization & UI/UX

Full Spectrum Cyber Operations

• CND/CNO

• Cyber Resiliency

• Cyber Analytics

• A2LA Accredited 3PAO Testing & Evaluation

• Cross Doman Multi-Level Operations

• Information Assurance

• RMF Mitigation & Compliance

Industry
IT & Software
Company Size
11-50 employees
Headquarters
Sarasota, Florida
Year Founded
2014
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