Site Reliability Engineer

About Us: Sisense is a leading business intelligence (BI) software company that enables organizations to turn data into actionable insights. Our platform empowers users to easily visualize and analyze data, helping them make informed decisions. As a company, we value innovation, collaboration, and excellence, and we’re looking for talented engineers to join our team. Job Summary We are looking for a mid-level Site Reliability Engineer (SRE) to join our team and support our transition into a SaaS environment. As an SRE, you’ll work to ensure the reliability, availability, and performance of our services, collaborating across teams to build and operate scalable, secure infrastructure and systems. Your focus will be on developing robust monitoring and alerting systems, handling incident response, and working with development teams to build for reliability and scale. This role is ideal for someone who enjoys solving complex infrastructure challenges, driving improvements, and working in a dynamic, growth-oriented environment. Please pay attention to the working schedule: late shift coverage, Monday-Friday (16:00 — 01:00 Kyiv time). The position will also include shifts on Holidays and on-call support for critical events with additional payment. Key Responsibilities Monitoring and Alerting Develop and implement monitoring and alerting systems to detect incidents quickly and minimize downtime. Create dashboards to visualize system performance and proactively identify potential issues. Incident Response Lead incident response, including root cause analysis, mitigation, and post-mortem reporting. Develop and maintain incident response playbooks to streamline future incidents. Performance Optimization Analyze and optimize system performance in collaboration with development teams to ensure reliable, high-performance applications. Evaluate and improve platform components to meet response goals. Security Implement security best practices and conduct regular security audits to protect our infrastructure and applications. Collaboration Work closely with development, operations, and product teams to design reliable, scalable systems. Participate in architecture reviews and provide input on system design to ensure resilience and scalability. Documentation Maintain comprehensive documentation for systems, processes, and procedures, ensuring knowledge sharing and operational continuity. Continuous Improvement Actively engage with development teams throughout the software life cycle, promoting reliability and scalability at each stage. Integrate, operate, and support 24×7 mission-critical services while continuously improving reliability, performance, and security. Participate in capacity management processes, technical reviews, and security audits. Define business continuity strategies for services operated over public cloud infrastructure. Qualifications Experience 4+ years in a Site Reliability Engineer or similar role, preferably within a SaaS environment. Proficiency in AWS, with experience deploying and managing cloud-based services. Hands-on experience with containerization and orchestration tools like Docker and Kubernetes. Familiarity with monitoring and logging tools (e.g., Prometheus, OpenSearch). Experience with CI/CD pipelines and tools like Jenkins, ArgoCD, and GitHub Actions. Proficiency in scripting languages (Python, Bash, Groovy, or similar) for automation and troubleshooting. Understanding of MongoDB and networking concepts with a focus on security best practices. Good Linux skills in production environments (debugging basics, system services, logs, performance basics); Solid understanding of networking fundamentals (TCP/IP, VPN, DNS, HTTP, load balancing basics, TLS fundamentals); Nice to have AWS/Cisco/Kubernetes certifications. Experience defining and tracking SLOs, SLIs, and Error Budgets. Soft Skills Excellent problem-solving and troubleshooting abilities, with attention to detail. Strong communication and collaboration skills, capable of working independently and within a team. A commitment to reliability, quality, and continuous learning. Why Join Us? By joining our team, you’ll help build a reliable, scalable SaaS platform that meets our customers’ critical needs. We offer a collaborative and growth-oriented environment, where you’ll work with a passionate team dedicated to pushing the boundaries of technology and innovation. OUR BENEFITS: We’re all working remotely now We hire only people we trust. All Sisensers join the company without a probation period We believe all Sisensers should be owners of our company’s success. We grant all employees stock options that start vesting on Day One We support a work-life balance philosophy and provide unlimited vacations (flexible time off) and additional long weekends to all Sisensers We support professional growth with access to the modern learning platform We care about each other. All team members have extended medical insurance We provide Sisensers with a sports reimbursement to support physical fitness and mental wellbeing