resu·mail

Lead Site Reliability Engineer

at Qualys

Pune, India Senior Posted 2026-05-05

Don't apply into the void — reach the hiring manager

ResuMail finds the recruiters and hiring managers behind this Lead Site Reliability Engineer role at Qualys, drafts a personalised outreach email, and schedules the send — so your application actually gets seen.

Reach the hiring manager ›

About this role

Come work at a place where innovation and teamwork come together to support the most exciting missions in the world! Co-develop and participate in the full lifecycle development of cloud platform services from inception and design, deployment, operation, and improvement by applying scientific principles. - Increase the effectiveness, reliability, availablity and performance of cloud platform technologies by identifying and measuring key indicators, making changes to the production systems in an automated way and evaluating the results. - Support cloud platform team before the technologies are pushed for production release through activities such as system design, capacity planning, automation of key deployments, engaging in building a strategy for production monitoring and alerting and participate in testing/verification process. - Ensure that the cloud platform technologies are maintained properly by measuring and monitoring availability, latency, performance, and system health.  Advice the cloud platform team to improve the reliability of the systems in production and scale them based on need. - Participate in the development process by supporting new features, services, releases and hold an ownership mindset for the cloud platform technologies Develop tools and automate the process for achieving large scale provisioning and deployment of cloud platform technologies - Participate in on-call rotation for cloud platform technologies. At times of incidents, lead incident response and be part of writing detailed postmortem analysis reports which are brutally honest with no-blame. - Propose improvements and drive efficiencies in systems and processes related to capacity planning, configuration management, scaling services, performance tuning, monitoring, alerting and root cause analysis - Participate/work with engineering team by participating in architecture, design reviews for system improvements. Create tech-depth tasks for engineering team for increasing site reliability in production.  Requirements - 10+ years of relevant experience in running distributed systems at scale in production. - Expertise in one of the programming languages: Java, Python or Go. - Proficient in writing bash scripts - Good understanding of SQL and NoSQL systems - Good understanding of systems programming (network stack, file system, OS services) - Excellent knowledge in Kubernetes - Understanding of network elements such as firewalls, load balancers, DNS, NAT, TLS/SSL, VLANs etc - Skilled in identifying performance bottlenecks, identifying anomalous system behavior, and determining the root cause of incidents. - Knowledge of JVM concepts like garbage collection, heap, stack, profiling, class loading, etc. - Knowledge of best practices related to security, performance, high-availability, and disaster recovery. - Demonstrate a proven record of handling production issues, planning escalation procedures, conducting post-mortems, impact analysis, risk assessments and other         related procedures. - Able to drive results and set priorities independently - Hands-on knowledge of creating effective monitoring, observability dashboards, creating alerts to prevents production outages. - BS/MS degree in Computer Science, Applied Math, or related field Bonus Points if you have: - Experience with managing large scale deployments of search engines like Elasticsearch - Experience with managing large scale deployments of message-oriented middleware such as Kafka - Experience with managing large scale deployments of RDBMS systems such as oracle - Experience with managing large scale deployments of NoSQL databases such as Cassandra - Experience with managing large scale deployments of In-memory caching using Redis, Memcached, etc. - Experience with container and orchestration technologies such as Docker, Kubernetes etc - Experience with monitoring tools such as Graphite, clickhouse, Grafana and Prometheus - Experience with observability tools like AppDynamics, Dyantrace or similar tools. - Experience with Hashicorp technologies such as Consul, Vault, Terraform and Vagrant - Experience with configuration management tools such as Chef, Puppet or Ansible - In-depth experience with continuous integration and continuous deployment pipelines - Exposure to Maven, Ant or Gradle for builds

How to get this job at Qualys

  1. Don't rely on the portal. Cold applications for a role like Lead Site Reliability Engineer land in a pile of hundreds. A direct, personalised message to the hiring manager or a referrer is the fastest way in.
  2. Find the right person. ResuMail surfaces the actual recruiters and hiring managers at Qualys — not a generic careers inbox.
  3. Send tailored outreach. ResuMail drafts an email personalised to your resume and this role, then paces and schedules sends so you stay out of spam.
  4. Follow up. One polite nudge after 5–7 days roughly doubles reply rates — scheduled for you.

Reach Qualys's hiring managers today.

Free to start. No credit card. Built for Indian job seekers.

Start free with ResuMail ›