Senior Site Reliability Engineer

About this role

<div class="content-intro"><p style="line-height: 1.4;"><span style="color: rgb(0, 0, 0); font-family: arial, helvetica, sans-serif; font-size: 12pt;"><strong>Who we are</strong></span></p> <p style="line-height: 1.4;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">DigiCert is a global leader in intelligent trust. We protect the digital world by ensuring the security, privacy, and authenticity of every interaction. Our AI-powered DigiCert ONE platform unifies PKI, DNS, and certificate lifecycle management, to secure infrastructure, software, devices, messages, AI content and agents. Learn why more than 100,000 organizations, including 90% of the Fortune 500, choose DigiCert to stop today’s threats and prepare for a quantum-safe future at <a href="http://www.digicert.com/">www.digicert.com</a></span></p></div><p style="line-height: 1.4;"> </p> <p style="line-height: 1.4;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><strong>Job summary</strong></span></p> <p style="line-height: 1.4;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">The Site Reliability Engineer (SRE) collaborates with development teams to embed reliability, scalability, and performance best practices throughout the software development lifecycle. This role bridges software engineering and cloud operations, ensuring mission-critical systems remain highly available and resilient. By integrating reliability early, the SRE fosters a culture of shared responsibility while enabling rapid and safe feature delivery.</span></p> <p style="line-height: 1.4;"> </p> <p style="line-height: 1.4;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><strong>What you will do</strong></span></p> <ul> <li style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">Design and build fault-tolerant, high-performing systems that meet Service Level Objectives (SLOs) and Service Level Agreements (SLAs).</span></li> <li style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">Implement monitoring, alerting, distributed tracing, and logging to ensure real-time system health visibility and proactive issue resolution.</span></li> <li style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">Act as a first responder for production incidents, conduct blameless postmortems, and drive root cause analysis (RCA) and corrective actions.</span></li> <li style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">Develop self-healing, automated deployments, and scaling solutions to minimize toil and improve system efficiency.</span></li> <li style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">Improve continuous integration and deployment pipelines to enable safe, rapid, and reliable feature rollouts.</span></li> <li style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">Review code, debug issues, and perform quality assurance (QA) on software components to enhance system reliability and performance.</span></li> <li style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">Work closely with development teams to ensure best practices in software architecture, coding standards, and operational readiness.</span></li> <li style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">Forecast scalability needs and optimize cloud infrastructure costs while balancing performance and efficiency.</span></li> <li style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">Ensure production environments meet security and compliance requirements, collaborating with teams to mitigate vulnerabilities and enforce best practices.</span></li> <li style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">Work closely with development teams to embed reliability at every stage rather than treating it as an afterthought.</span></li> <li style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">Use error budgets to balance feature velocity with system stability.</span></li> <li style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 12pt;">Implement observability and automation-first principles to measure system health…