Senior Site Reliability Engineer, Mithril

• We value qualities like can-do attitude, clear communication, meticulous engineering, relentless innovation
• If you’re passionate about engineering cloud-based datacenter reliability and thrive in a dynamic environment where innovation and stability go hand in hand, Mithril offers a unique opportunity to drive impactful change and shape the future of our infrastructure
• Proven experience deploying, scaling, and maintaining production-grade Kubernetes clusters across both cloud or on-prem environments
• 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 Mithril, 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 Mithril 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
• 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, Mithril is the place for you
• Here, autonomy, ownership, and high-quality engineering are paramount. You will be part of a collaborative team pushing the boundaries of technology, and be a dependable partner of our customers and suppliers
• As a key member of our Supply engineering team, you’ll enable the sustainable, reliable growth of Mithril’s compute supply. 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 Mithril partners. Participation in an on-call rotation will be essential to maintain service reliability
• Design, deploy, and manage scalable, secure, and highly available Kubernetes clusters in both cloud and on-premises environments
• Execute, refine, and create Ansible playbooks to perform routine maintenance, load testing, and system burn-in operations across the Mithril’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 Mithril’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