Linux System Engineer IV-IN

Summary

Join Rackspace as a Linux Systems Engineer and contribute to a multi-tenant email platform handling hundreds of millions of messages daily. You will be responsible for designing, developing, testing, and deploying email subsystems, ensuring system performance and staying updated on industry trends. This role requires extensive Linux systems experience, scripting skills, and familiarity with email protocols and server configurations.

Requirements

• Requires a minimum of 10+ years Linux systems experience, including systems administration or engineering experience
• Scripting language development experience (Bash, Python, Ruby, etc.)
• Experience building and packaging software for deployments using meta package managers (Yum, Apt, PIP, etc.)
• Familiarity with Internet email protocols (POP, IMAP, SMTP) and email architecture
• Experience installing and configuring IMAP/POP email servers (Dovecot, Courier, etc.)
• Experience installing and configuring mail transport agents (Postfix, Sendmail, Momentum, etc.)

Responsibilities

• Implementation of complex designs and development of large-scale distributed systems
• Ensure completeness of the technical infrastructure to support system performance
• Stay up to date with emerging technologies and trends in the email industry
• Follow and execute Rackspace change management processes
• Participate in systems/code reviews and design sessions
• Participate in Root Cause Analysis
• Present brown bags/tech talks to internal groups
• Take full ownership of product life cycle

Preferred Qualifications

• Bachelor's degree in Computer Science or a related technical field preferred
• RHCE preferred
• Experience using a configuration management system (Chef, Ansible, etc.)
• Experience working with a large-scale system (1000+ servers)
• Experience with relational databases (preferably MySQL)
• Experience with non-relational databases (Redis, Cassandra)
• Experience with Linux logging services like Syslog-ng and Flume
• Experience with Agile methodologies (Scrum, XP, Lean, Kanban, etc.)
• Familiarity with continuous integration and continuous deployment concepts
• Understands architectural principles (e.g. high availability, security, business continuity, etc.)