Senior DevOps Engineer

Company Description

4X4 Advisory is a leading consulting organization, offering comprehensive advisory services in Accounting & Reporting, Transactions, Technology and Global Delivery & Learnings. We work with clients to drive sustainability and make a positive impact through our services.

Job Description

We are seeking an experienced Senior DevOps Engineer with deep expertise in AWS to join our growing team. You will play a crucial role in automating infrastructure, optimizing cloud services, and enhancing the scalability and reliability of our platform. The ideal candidate will have significant experience in building and maintaining large-scale AWS environments, implementing CI/CD pipelines, and ensuring cloud infrastructure security.

Key Responsibilities:

AWS Infrastructure & Automation:

• Architect, deploy, and maintain scalable and secure AWS infrastructure (EC2, S3, Lambda, RDS, VPC, IAM, etc.).
• Automate cloud provisioning, configuration management, and application deployment using Infrastructure as Code (IaC) tools such as Terraform, CloudFormation, or Ansible.
• Optimize cloud costs and manage resource utilization through appropriate AWS pricing models (Reserved Instances, Spot Instances).

CI/CD Pipeline Management:

• Design, implement and maintain highly efficient CI/CD pipelines using tools like Jenkins, GitLab CI, AWS CodePipeline, ensuring smooth integration and delivery processes.
• Collaborate with development teams to automate build, test, and deployment processes to improve release cycles and reliability.

Monitoring & Logging:

• Set up and manage robust monitoring, logging, and alerting systems (e.g., AWS CloudWatch, Prometheus, ELK Stack, Grafana) to ensure high availability, performance, and early detection of issues.
• Conduct root cause analysis for any performance issues, troubleshooting, and optimizing systems as needed.

Security & Compliance:

• Ensure AWS security best practices, including IAM role management, encryption, security groups, and VPC security.
• Work with the security team to address vulnerabilities, implement proactive security measures, and ensure compliance with regulatory frameworks such as GDPR, HIPAA, etc.

Collaboration & Mentoring:

• Collaborate with software development, QA, and IT operations teams to ensure seamless integration between infrastructure, applications, and CI/CD pipelines.
• Mentor junior engineers and provide technical guidance to team members to encourage skill development and promote best DevOps practices.

Disaster Recovery & High Availability:

• Design and implement disaster recovery plans and highly available systems across multiple AWS regions.
• Automate backups and ensure proper redundancy for mission-critical applications.

Cloud Cost Optimization:

• Regularly monitor cloud costs and usage to optimize efficiency, right-size resources, and propose strategies for cost savings.

Qualifications & Requirements:

Technical Skills:

• Expert-level AWS knowledge: Experience with a broad set of AWS services, including EC2, S3, RDS, VPC, IAM, Lambda, ECS/EKS, and CloudFront.
• Infrastructure as Code (IaC): Hands-on experience with Terraform, CloudFormation, or Ansible.
• CI/CD Pipelines: Extensive experience in designing and maintaining CI/CD workflows using tools like Jenkins, GitLab CI, CircleCI, or AWS CodePipeline.
• Containerization & Orchestration: Strong experience with Docker and container orchestration tools like Kubernetes (EKS) or AWS ECS.
• Scripting & Automation: Proficiency in automation using Python, Bash, or PowerShell.
• Monitoring & Logging: Experience with monitoring, logging, and alerting tools like AWS CloudWatch, ELK Stack (Elasticsearch, Logstash, Kibana), Prometheus, or Grafana.

Experience:

• 7+ years of DevOps experience, with at least 3+ years focused on AWS environments.
• Proven track record of building and scaling cloud infrastructures for high-availability and mission-critical applications.
• Experience with cloud security principles and tools.
• Ability to troubleshoot and resolve complex issues across the entire stack—network, application, and infrastructure.

Preferred:

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• AWS Certifications (e.g., AWS Certified DevOps Engineer – Professional, AWS Certified Solutions Architect – Professional).
• Experience with serverless architecture using AWS Lambda.
• Familiarity with Kubernetes, both on AWS (EKS) and self-managed clusters.
• Knowledge of database management and tuning (e.g., RDS, DynamoDB).