Senior QA Infrastructure Engineer

Responsibilities

• Design and execute test plans for OS-level updates, container deployments, platform upgrades, and other infrastructure changes.
• Validate server sizing and production-bound performance through load, stress, and soak testing.
• Test containerized application deployments for correctness, resource behavior, and rollback safety.
• Build and maintain test automation and monitoring scripts to validate infrastructure health and deployment outcomes.
• Collaborate with systems, DevOps, and application engineering teams to define infrastructure acceptance criteria.
• Document test plans, test results, defects, and qualification outcomes for technical and non-technical stakeholders.

Requirements

• 5+ years of hands-on Linux administration experience with Red Hat Enterprise Linux, including system administration, package management, systemd, and shell scripting.
• Experience building, running, troubleshooting, and validating Docker containers, with working knowledge of Kubernetes or OpenShift orchestration.
• Solid QA and testing experience designing test plans and cases, executing structured test cycles, and tracking defects through resolution.
• Experience validating CI/CD pipelines and automated build and deployment processes.
• Working knowledge of TCP/IP, DNS, firewalls, and VPN concepts for testing connectivity, access, and security requirements.
• Scripting ability in Bash and/or Python for test harnesses and repetitive validation automation.
• Experience with performance and load testing tools such as JMeter, Locust, or k6.
• Familiarity with Git and issue tracking systems such as Jira or Azure.
• Strong troubleshooting and root-cause analysis skills across operating system, network, and application layers.
• Clear written communication and ability to produce test and defect documentation for non-specialists.
• Preferred qualifications include industrial or OT/SCADA testing, deeper Kubernetes/OpenShift operations, Helm, Ansible, Terraform, RHEL certification, monitoring and observability tools, security testing, virtualization, cloud platforms, database testing, load balancers or reverse proxies, and energy or critical-infrastructure experience.

Benefits

• US-based roles offer medical, dental, and vision insurance; a 401(k) with company match; paid time off; and company holidays.
• Mexico-based roles offer a Christmas Bonus (Aguinaldo) of 30 days, major medical expenses and life insurance, paid time off, and holidays according to local policy.
• US and Mexico roles include competitive salary and annual performance-based bonus eligibility.
• All roles include professional development and growth opportunities.
• Benefits vary by role and location and are subject to change.