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# Site Reliability Engineer III

- **Company:** TEKSYSTEMS INC.
- **Location:** Reston, VA, United States (Remote available)
- **Experience:** Expert
- **Salary:** $114,400 - $145,600
- **Contract:** Temporary to permanent
- **Skills:** JIRA, Ubuntu (Operating System), CentOS, Linux, Github, Internet Services, Python (Programming Language), Linux System Administration, Linux Distribution, Network Architecture, Network Protocols, OpenStack, Red Hat Enterprise Linux, Reliability Engineering, Ansible, Shell Script, Software Vulnerability Management, Private Cloud Environment, System Availability, Software Troubleshooting, Information Technology, 3-tier Architectures
- **Published:** November 12, 2026
- **Apply:** https://www.careercircle.com/jobs/all/all/usa/va/reston/39236279-f14b-49de-9e54-c8261c2c0f3d

## About the Role

CentOS
OpenStack
Operations
Automation
Reliability
Shell Script
Private Cloud
Computer Science
IT Infrastructure
Network Protocols
Internet Services
Business Valuation
Linux Distribution
Root Cause Analysis
Employee Onboarding
Technical Curiosity
Linux Administration
System Administration
Full Stack Development
Operational Excellence
Business Transformation
Training And Development
Red Hat Enterprise Linux
Vulnerability Management
Verbal Communication Skills
Site Reliability Engineering
Python (Programming Language)
Troubleshooting (Problem Solving)

At least 5 years, * 5+ years of relevant IT infrastructure, systems administration, or site reliability engineering experience.

 * Strong Linux systems administration experience in a large-scale production environment.
 * Experience administering Linux distributions such as RHEL, CentOS, and/or Ubuntu.
 * Strong troubleshooting and root-cause analysis skills.
 * Experience with shell scripting and automation.
 * Experience with Python and Ansible.
 * Experience maintaining highly available production services.
 * Understanding of network protocols and infrastructure fundamentals.
 * Knowledge of security best practices and vulnerability management processes.
 * Experience using development and operational tools such as GitHub and Jira.
 * Strong written and verbal communication skills.
 * Bachelor's degree in Computer Science, a related technical field, or equivalent combination of education and experience.

Preferred Skills

 * Experience with OpenStack configuration and administration.
 * Prior experience developing, operating, or supporting an OpenStack platform in a production environment.
 * Experience working within private cloud environments.
 * Additional Linux platform expertise across multiple enterprise distributions., Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

## Description

Please note this role is not open to sponsorship, visa transfer, or C2C partnership with a vendor., Our client, a global leader in internet infrastructure services, is seeking a Site Reliability Engineer III to join the team responsible for building, operating, and maintaining a private cloud platform that supports mission-critical services. This role is ideal for a hands-on infrastructure professional who enjoys solving complex technical challenges, improving platform reliability, and working in a large-scale Linux environment.

The team values engineers who demonstrate initiative, strong troubleshooting capabilities, technical curiosity, and a collaborative mindset. You'll play a key role in maintaining highly available systems while helping drive operational excellence across a critical private cloud environment.

Primary Responsibilities

 * Build, operate, and maintain a private cloud infrastructure platform.
 * Monitor platform health and respond to operational alerts.
 * Troubleshoot platform, infrastructure, and user-related issues.
 * Document troubleshooting processes, resolutions, and operational procedures.
 * Support platform patching and ongoing maintenance activities.
 * Ensure compliance with vulnerability management and information security standards.
 * Help maintain highly available and reliable production services.
 * Participate in a Tier 3 on-call support rotation (approximately once per month after onboarding and training).
 * Collaborate with engineering and operations teams to improve platform stability, automation, and service reliability.