Logo of Huzzle

Senior DevOps Engineer

image

Mastercard

22d ago

  • Job
    Full-time
    Senior & Expert Level
  • Software Engineering
    IT & Cybersecurity
  • Dublin

AI generated summary

  • You must have strong communication, Linux/Windows OS knowledge, CI/CD with Jenkins, monitoring tools experience, Chef, security awareness, networking basics, and problem-solving skills. Bonus for cloud and programming experience.
  • You will manage VM infrastructure, automate processes, support CI/CD pipelines, enhance system observability, debug and optimize code, and mentor junior team members while ensuring service reliability and efficiency.

Requirements

  • Required - Strong communication and collaboration skills.
  • Required - Understanding of Windows/Linux operating systems.
  • Required - Experience in monitoring and logging tools e.g. Prometheus, Splunk, Dynatrace, etc.
  • Required - Experience in monitoring as a code e.g. SplunkSync, rolling deployment and release automation e.g. XLR.
  • Required - Knowledge of building CI/CD pipelines with hands on work done on building pipelines using Jenkins.
  • Required - Good understanding of Chef, preferably Chef Habitat, Ruby/Bash scripting.
  • Required - Awareness of security implementations, certificate management lifecycle, mutual TLS, SSL handshake, SSH keys, symmetric and asymmetric encryptions.
  • Required - Understanding of API authentication mechanisms such as OAuth and MTLS
  • Required - Basic understanding of network protocols, network security, WAF.
  • Required - Problem solver and solution-seeking approach. Team player.
  • Bonus Skill - Experience with cloud infrastructure management and automation, preferably Azure but AWS also helpful.
  • Bonus Skill - Experience programming in at least one of the following languages: Java, Ruby, Python, Bash
  • Bonus Skill - Experience deploying and scaling distributed systems on virtual machines.
  • Bonus Skill - Experience in using Docker, Kubernetes, and other container orchestration tools for deploying and managing applications.

Responsibilities

  • Implement solutions to manage VM infrastructure via code.
  • Engage and improve the lifecycle of our services - from design to deployment, operation, and refinement.
  • Scale systems sustainably through mechanisms like automation and evolve systems by pushing for changes that improve reliability and velocity.
  • Release deployments that have suitably passed quality and security gateways.
  • Debug, optimize code, and automate routine tasks.
  • Engage in and improve the whole lifecycle of services-from inception and design, through deployment, operations, and refinement.
  • Support services before they go live through activities such as system design consulting, capacity planning and launch reviews.
  • Maintain services once they are live by measuring and monitoring availability, latency, and overall system health.
  • Scale systems sustainably through mechanisms like automation and evolve systems by pushing for changes that improve reliability and velocity.
  • Support the application CI/CD pipeline for promoting software into higher environments through validation and operational gating.
  • Practice sustainable incident response and blameless post-mortems.
  • Take a holistic approach to problem solving, by connecting the dots during a production event thru the various technology stack that makes up the platform, to optimize mean time to recover.
  • Analyse and develop observability enhancements to our products monitoring and alerts that help in reducing MTTM.
  • Onboard tech assets to real time monitoring tools such as Dynatrace and Prometheus.
  • Onboard tech assets to synthetic data transactions, and health checks for auto-failover / failback.
  • Enhance our releases deployment automation, rolling deployment, and auto-validations.
  • Provide new capabilities to support CI/CD enhancements.
  • Share knowledge and mentor junior resources.

FAQs

What is the primary purpose of the Senior DevOps Engineer position?

The primary purpose of the Senior DevOps Engineer position is to connect and power an inclusive digital economy by designing, implementing, and managing infrastructure to ensure seamless deployment and scalability of applications.

What qualities are we looking for in a candidate?

We are looking for candidates who are problem solvers, CI/CD enthusiasts, and have a strong focus on automation, with a low tolerance for manual work.

What teams will the Senior DevOps Engineer collaborate with?

The Senior DevOps Engineer will collaborate closely with development, operations, and product teams to manage release cycles and prioritize needs.

What are some key responsibilities of the Senior DevOps Engineer?

Key responsibilities include implementing infrastructure management solutions, scaling systems through automation, supporting CI/CD pipelines, and maintaining services post-deployment.

What technical skills are required for this position?

Required technical skills include strong communication and collaboration abilities, knowledge of Windows/Linux operating systems, experience with monitoring tools (e.g., Prometheus, Splunk), and hands-on experience with CI/CD pipelines, among others.

Is experience with cloud infrastructure management necessary?

While not required, experience with cloud infrastructure management and automation, particularly with Azure or AWS, is considered a bonus skill.

What programming languages should candidates be familiar with?

Candidates should have experience programming in at least one of the following languages: Java, Ruby, Python, or Bash, although this is considered a bonus skill.

What is the approach to incident response for this role?

The position emphasizes practicing sustainable incident response and conducting blameless post-mortems to optimize recovery times and improve system reliability.

What is the significance of corporate security responsibility in this role?

Corporate security responsibility is crucial as all activities involving access to Mastercard assets come with inherent risks. Employees must abide by security policies, ensure information integrity, report breaches, and complete mandatory security training.

What is the job ID for this position?

The job ID for the Senior DevOps Engineer position is R-233960.

Connecting Everyone to Priceless Possibilities

Consulting
Industry
10,001+
Employees
1966
Founded Year

Mission & Purpose

Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all.