[Remote] Lead Software Engineer (DevOps)

Note: The job is a remote job and is open to candidates in USA. Mastercard, through its Ekata Identity Solutions program, develops secure digital identity and fraud-prevention solutions using machine learning, device and identity data, and transaction information. The Lead Software Engineer (DevOps) will lead the design, construction, scaling, security, and monitoring of highly available AWS infrastructure, while enabling reliable automated deployments and supporting engineering teams.

Responsibilities

• Be a team and highly accountable project leader in a geo-diverse team. Mentoring the more junior members and being an SME
• Plan, design, build, and scale our infrastructure
• Work with tools such as Jenkins, Ansible, Argo CD, Terraform, CloudFormation, Resource Manager and many more to ensure that our stack is well represented as Infrastructure as Code
• Manage, design, and improve security and availability monitoring and processes for all services, ensure defined security policies are consistently implemented across all environments
• Deploy and supervise workloads to cloud environments, proven experience with all of the core services within AWS including instance management, IAM configuration, Database, Caching and general support/troubleshooting
• Have a deep understanding of the core components required to run Kubernetes (EKS) and be able to build a cluster from scratch or scale out if needed
• Have perfected load balancing, service mesh and always looking for ways to improve availability, response time, and uptime
• Maintain, and manage quality documentation for systems owned by the Infrastructure team
• Design, build, and improve monitoring tools to identify and resolve issues before they happen. Mainly with Prometheus
• Help and advise other teams, troubleshoot and solve failures and performance problems, participate in on-call rotations
• Have a basic passion for working with Go, Python, Rust or even Bash to build custom tools and improve system integration. Take code ownership to the next level and act as an advocate for writing code that aligns with industry best practice
• Abide by Mastercard’s security policies and practices
• Ensure the confidentiality and integrity of the information being accessed
• Report any suspected information security violation or breach, and
• Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines

Skills

• Excellent spoken and written English skills
• Is a team player and values collaboration
• BS degree in Computer Science or equivalent experience
• Led / been a leader within a team and projects
• AWS Networking Services
• Proficiency with:
• Amazon Virtual Private Cloud (VPC)
• AWS Direct Connect
• Transit Gateway
• Elastic Load Balancing (ELB)
• Route 53, Resolver endpoints, DNS firewall
• Security Groups and NACLs
• AWS Firewall
• VPC flow log analysis
• Understanding of hybrid connectivity (VPNs, Direct Connect) and multi-region architectures
• Understand implementation of latency reduction techniques and tools - iperf, sockperf
• Proven deep skills with Linux or UNIX systems and related protocols/software with 3+ years' experience
• Robust DevOps and/or BizOps experiecne
• A command of Linux systems including troubleshooting, memory management, tuning, I/O subsystem, RAID, and security
• Experience with provisioning tools such as Ansible/Chef/Terraform
• Experience with Jenkins or other CI/CD tools
• Programming aptitude in Go, Python, and Bash
• Knowledge of database systems such as MySQL or PostgreSQL
• Experience building and deploying Containers, including orchestration tools such as Kubernetes, Mesos, or Docker Swarm
• Experience with AWS cloud providers (AWS, Azure, GCP)

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