Senior Software Engineer - Infrastructure Engineering - ITS-053

Posting Start Date: 11/3/26

Job Description

Infrastructure Engineer III \- Linux Fleet Management

Job Profile Summary

Design, engineer, and continuously improve scalable Linux fleet management, automation, configuration management, patching, and lifecycle capabilities. Serve as a technical leader and escalation point for complex infrastructure issues while driving automation, reliability, standardization, and operational maturity across the managed fleet.

Career Level Summary

• Requires in\-depth conceptual and practical knowledge of infrastructure engineering and related disciplines.
• Solves complex and cross\-platform technical problems with minimal guidance.
• Leads technical projects or significant workstreams and is accountable for technical outcomes.
• Designs and implements scalable infrastructure automation, configuration management, and fleet\-management solutions.
• Defines and improves engineering standards and operational practices.
• Serves as a senior technical resource and escalation point for less\-experienced engineers.
• Mentors Engineers I and II and contributes to long\-term fleet strategy and modernization.

Critical Competencies

• Excellence: Demonstrates accountability, discipline, and consistent execution while maintaining reliable and supportable infrastructure.
• Customer\-driven: Understands the needs of technology teams and delivers infrastructure services that support reliable business operations.
• Expertise: Builds and applies technical knowledge in Linux systems, fleet management, automation, and configuration management.
• Agility: Adapts to changing infrastructure requirements, technologies, and operational priorities.
• Compassion: Collaborates effectively, shares knowledge, and contributes to a positive and supportive engineering environment.

Key Responsibilities

• Design scalable Linux fleet management, automated patching, and configuration\-management solutions.
• Define and improve automated patching architectures, workflows, and operational controls.
• Design Puppet, Ansible, Jenkins, or equivalent automation patterns and reusable engineering frameworks.
• Develop advanced Python, Bash, or comparable automation for complex infrastructure use cases.
• Establish configuration\-as\-code, source\-control, testing, and deployment practices for infrastructure automation.
• Define technical standards for Linux fleet configuration, patching, lifecycle management, and operational readiness.
• Lead complex end\-of\-life, modernization, and technical\-debt remediation initiatives.
• Diagnose complex, systemic, and cross\-platform infrastructure failures and drive root\-cause remediation.
• Analyze fleet\-wide operational metrics to identify systemic reliability and efficiency improvements.
• Lead technical projects from design through implementation and operationalization.
• Evaluate infrastructure automation and configuration\-management technologies and recommend adoption approaches.
• Partner with architecture, cloud, application, security, and infrastructure teams on complex technical initiatives.
• Mentor engineers and serve as a senior escalation point for production infrastructure issues.

Knowledge

• Linux system administration and operating system concepts.
• Linux package management, patching, and operating system lifecycle management.
• Infrastructure automation and configuration management principles.
• Desired\-state configuration, configuration drift, standardized deployment, and configuration\-as\-code practices.
• Server infrastructure, virtualization, and cloud computing concepts.
• Infrastructure vulnerability remediation and system hardening concepts.
• Networking fundamentals including TCP/IP, DNS, routing, firewalls, and connectivity troubleshooting.
• Deep knowledge of monitoring, availability, capacity, backup, recovery, and resiliency practices.
• Infrastructure architecture and engineering standards.
• Operational risk, lifecycle strategy, and technical\-debt management.
• Advanced source\-control, testing, and software engineering practices for infrastructure automation.

Skills

• Advanced Linux Systems Administration
• Operating System Patching
• Infrastructure Automation
• Configuration Management
• Deep knowledge of Ansible
• Bash / Shell Scripting
• Configuration\-as\-Code
• Git / Source Control
• Infrastructure Architecture
• Cloud Computing
• Virtualization
• Network/Systems Skills
• Vulnerability Remediation
• Infrastructure Monitoring
• Operational Metrics
• Project Management
• Technical Leadership
• Mentoring
• Process Improvement
• Knowledge of Linux Fleet Management, Python, Jenkins, Puppet are added advantage.

Education

• High School Diploma or regional equivalent required.
• Bachelor's degree in Information Technology, Computer Science, Engineering, or related technical discipline preferred; relevant professional experience may substitute at the manager's discretion.

Certifications

Relevant industry certifications preferred. Examples include Linux, Red Hat, Ansible/Red Hat Automation, cloud, or infrastructure\-related certifications. Equivalent technical experience may substitute for certifications.

Experience

3\-6 years of relevant experience in Linux systems administration, infrastructure engineering, fleet management, DevOps, Site Reliability Engineering, or a related technical role.