Software Engineer, Site Reliability (SRE)

Sierra AI • San Francisco, CA

62d • Onsite

About The Position

As a Software Engineer on our Site Reliability team at Sierra, you will be responsible for defining and building the foundation of reliability, observability, and scalability across Sierra's AI-driven infrastructure. You'll partner closely with our core engineering and product teams to ensure our systems are highly available, efficient, and built for growth.

Requirements

• 5+ years of hands-on experience in Site Reliability or Infrastructure engineering roles for complex SaaS or cloud-based systems.
• Experience designing for availability, scalability, and reliability at both infrastructure and application layers.
• Deep experience with Terraform, AWS services, container orchestration, and cloud networking (including IAM and VPC architecture).
• Strong background in observability systems (e.g., Prometheus, Grafana, Datadog, or similar).
• Experience working with enterprise customers and familiarity with their compliance and networking needs along with integration patterns.
• Comfortable working in fast-moving environments and collaborating across product, ML, and core engineering teams.
• Degree in Computer Science or a related field, or equivalent professional experience.

Nice To Haves

• Experience with LLM infrastructure - optimizing inference performance, managing fine-tuned models, or large-scale model deployment.
• Past experience in an early-stage startup environment, especially defining SRE culture and tooling from scratch.
• Familiarity with incident management automation or self-healing infrastructure patterns.

Responsibilities

• Own Sierra's observability stack-monitoring, alerting, logging, and tracing-to give engineers clear visibility into system health and performance.
• Partner with product and platform engineers to design systems that are reliable and scalable from day one-not as an afterthought.
• Design and implement scalable, reliable, and secure cloud infrastructure (AWS) using Terraform and modern DevOps tooling.
• Improve the reliability and scalability of our LLM deployments, ensuring robust, performant, and cost-effective operation.
• Lead improvements to deployment pipelines, CI/CD tooling, and incident management processes to reduce downtime and response time.
• Define the foundation of SRE practices at Sierra, influencing culture, tooling, and best practices across the engineering org.

Benefits

• Flexible (Unlimited) Paid Time Off
• Medical, Dental, and Vision benefits for you and your family
• Life Insurance and Disability Benefits
• Retirement Plan (e.g., 401K, pension) with Sierra match
• Parental Leave
• Fertility and family building benefits through Carrot
• Lunch, as well as delicious snacks and coffee to keep you energized
• Discretionary Benefit Stipend giving people the ability to spend where it matters most
• Free alphorn lessons

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Industry: Publishing Industries
• Number of Employees: 251-500 employees