Job Description

Experience: 8 - 10 years

Location: Hyderabad / Mumbai


Work Mode: WFO 5 Days



Senior DevOps Engineer L3 - CI/CD, Kubernetes & Security

Position Overview

We are seeking an experienced Senior DevOps Engineer with deep expertise in Jenkins, Docker, Ansible, and Kubernetes to architect and maintain secure, scalable infrastructure and CI/CD pipelines. This role emphasizes security-first DevOps practices, on-premises Kubernetes operations, and integration with data engineering workflows.



Core Responsibilities

CI/CD Pipeline Architecture & Security
Design, implement, and maintain enterprise-grade CI/CD pipelines in Jenkins with embedded security controls:
Build greenfield pipelines and enhance/stabilize existing pipeline infrastructure
Diagnose and resolve build, test, and deployment failures across multi-service environments
Integrate security gates, compliance checks, and automated quality controls at every pipeline stage
Manage and optimize SonarQube and static code analysis tooling:
Enforce code quality and security scanning standards across all services
Maintain organizational coding standards, vulnerability thresholds, and remediation workflows
Automate quality gates as integral components of CI/CD processes
Engineer optimized Docker images for Java, Scala, and Python applications:
Implement multi-stage builds, layer optimization, and minimal base images
Conduct image vulnerability scanning and enforce compliance policies
Apply containerization best practices for security and performance
Develop comprehensive Ansible automation:
Create modular, reusable, and secure playbooks for configuration management
Automate environment provisioning and application lifecycle operations
Maintain infrastructure-as-code standards and version control



Kubernetes Platform Operations & Security
Lead complete lifecycle management of on-premises/bare-metal Kubernetes clusters:
Cluster provisioning, version upgrades, node maintenance, and capacity planning
Configure and manage networking (CNI), persistent storage solutions, and ingress controllers
Troubleshoot workload performance, resource constraints, and reliability issues


Implement and enforce Kubernetes security best practices:
Design and manage RBAC policies, service account isolation, and least-privilege access models
Apply Pod Security Standards, network policies, secrets encryption, and certificate lifecycle management
Conduct cluster hardening, security audits, monitoring, and policy governance


Provide technical leadership to development teams:
Guide secure deployment patterns and containerized application best practices
Establish workload governance frameworks for distributed systems
Drive adoption of security-first mindsets across engineering teams



Data Engineering Support
Collaborate with data engineering teams on Spark-based workloads:
Support deployment and operational tuning of Spark ETL/ETA jobs
Understand cluster integration, job orchestration, and performance optimization
Debug and troubleshoot Spark workflow issues in production environments



Required Skills & Experience

Technical Expertise

Jenkins

(Expert): Advanced pipeline development, DSL scripting, security integration, troubleshooting

Docker

(Expert): Secure multi-stage builds, vulnerability management, optimisation for Java/Scala/Python

Ansible

(Expert): Complex playbook development, configuration management, automation at scale

Kubernetes

(Expert - Primary Focus): On-premises cluster operations, security hardening, networking, storage management

SonarQube/Code Quality

(Strong): Integration, quality gate enforcement, threshold management

DevSecOps

(Strong): Security scanning, compliance automation, vulnerability remediation, workload governance

Spark ETL/ETA

(Moderate): Understanding of distributed data processing, job configuration, runtime behavior



Core Competencies
Deep understanding of DevSecOps principles and security-first automation
Strong troubleshooting and problem-solving abilities across complex distributed systems
Experience with infrastructure-as-code and GitOps methodologies
Knowledge of compliance frameworks and security standards
Ability to mentor teams and drive best practice adoption



Qualifications
6 - 10 Years years of hands-on DevOps
Proven track record with Jenkins, Docker, Kubernetes, and Ansible in production environments
Experience managing on-premises Kubernetes clusters (bare-metal preferred)
Strong background in security hardening and compliance automation
Familiarity with data engineering platforms and big data technologies
Excellent communication and collaboration skills