Senior Site Reliability Engineer, Foundry

• If you're motivated by the challenge of scaling and securing the core infrastructure behind AI and thrive in a fast-paced, high-impact environment, Foundry is the place for you
• Here, autonomy, ownership, and high-quality engineering are paramount
• We value qualities like can-do attitude, clear communication, meticulous engineering, relentless innovation
• Bachelor’s degree in Computer Science, Computer Engineering, or a related field, or equivalent professional experiences
• Experience working with Linux systems administration and command-line interfaces
• Ability to create technical documentation and technical specs
• Scripting and automation skills (Python, Bash, or similar)
• Understanding of key infrastructure metrics (CPU, memory, network utilization, error rates)
• Understanding of data center operations: disaster recovery, maintenance schedules, capacity planning
• Strong written and verbal communication skills, with ability to translate technical concepts for various audiences
• Project management experience and ability to handle multiple priorities
• Demonstrated problem-solving and analytical thinking skills
• Experience leading or participating in incident response and root cause analysis

Desirable

• As an engineer at Foundry, you’ll be at the forefront of building the infrastructure that powers the future of AI
• Your role is critical—not just in scaling our systems, but in ensuring they are reliable and secure at every level
• You will help Foundry build and operate solutions that harvest compute resources world-wide, and make them available to global customers at every aspect of the emerging AI / ML ecosystems – from high-performance clusters to foundation models to finetuning to inferencing to mixture of experts to agentic application workflows
• You will solve world-class technical challenges in enabling cutting-edge AI workloads to leverage humanity's knowledge, with planet-scale computing
• You will help our customers succeed on every front in using the power of AI to make the world a better place
• As a key member of our Supply engineering team, you’ll enable the sustainable, reliable growth of Foundry’s compute supply
• You will be part of a collaborative team pushing the boundaries of technology, and be a dependable partner of our customers and suppliers
• You’ll be a dedicated technical representative to oversee day-to-day technical operations across our supply-customer fleet, as well as manage compute partner relationships both before and after acquisition
• You’ll apply cutting-edge techniques and tooling with a focus on managing the stability of advanced GPU services and optimizing monitoring, alerting, and incident response frameworks, guided by Service Level Indicators (SLIs) and Objectives (SLOs)
• Collaboration is at the heart of this role—you’ll work closely with internal product teams and external Foundry partners
• Participation in an on-call rotation will be essential to maintain service reliability
• If you’re passionate about engineering cloud-based datacenter reliability and thrive in a dynamic environment where innovation and stability go hand in hand, Foundry offers a unique opportunity to drive impactful change and shape the future of our infrastructure
• Execute, refine, and create Ansible playbooks to perform routine maintenance, load testing, and system burn-in operations across the Foundry’s fleet
• Deploy and oversee monitoring systems, such as Grafana, to proactively detect issues and anomalies in our supplier environment
• Establish and uphold service level objectives (SLOs) and service level indicators (SLIs) to gauge and uphold system reliability
• Leading or participating in incident response and root cause analysis
• Provide regular updates on machine operability, swiftly notifying internal and external partners of disruptions to maintain system availability and supplier confidence
• Serve as the primary liaison with suppliers, maintaining a regular meeting cadence to communicate Foundry’s requirements and address supplier inquiries
• Coordinate cross-functional supply-related initiatives, ensuring all stakeholders are informed, aligned, and prepared for upcoming changes or maintenance events