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Senior Application Operations Engineer

Global data and analytics company helping clients make smarter decisions with 6,000+ employees across 31 countries.
DevOps
Senior Software Engineer
Hybrid
5,000+ Employees
6+ years of experience
Enterprise SaaS

Job Description

Dun & Bradstreet, a global leader in data and analytics with over 6,000 employees across 31 countries, is seeking a Senior Application Operations Engineer to join their International Technology team. This role is part of a third-line expert team with a strong SRE mindset, focused on ensuring reliability, scalability, and stability of their products.

The position offers an opportunity to work with cutting-edge cloud platforms and technologies, applying engineering principles to operations work. You'll be responsible for monitoring system health, resolving major incidents, and driving operational excellence through automation and continuous improvement.

As a Senior Application Operations Engineer, you'll collaborate with development teams, infrastructure platform teams, and incident managers. The role requires extensive experience with Linux administration, troubleshooting complex environments, and working with modern DevOps tools and practices. You'll be part of a 24/7 support team, ensuring critical systems remain operational and efficient.

The ideal candidate will have strong expertise in Linux, cloud platforms, and infrastructure as code, along with excellent problem-solving abilities. Knowledge of various databases, web servers, and monitoring tools is highly valued. This position offers the chance to work with a diverse team of thinkers and problem solvers who share a common goal of turning data into value.

Working in a hybrid environment in Warsaw, Poland, you'll be part of a company that values innovation and continuous learning. This role is perfect for someone who combines technical expertise with a passion for operational excellence and system reliability.

Last updated a day ago

Responsibilities For Senior Application Operations Engineer

  • Build broad and deep knowledge of strategic cloud platforms
  • Proactive monitoring of health and trends of services and components
  • Provide technical expertise to support, and resolve major incidents
  • Follow up root cause and prevent incidents from reoccurring
  • Be part of the 3rd level 24/7 support teams
  • Technical support expertise of various projects across all environments

Requirements For Senior Application Operations Engineer

Linux
Kubernetes
MongoDB
MySQL
PostgreSQL
Cassandra
  • 6+ years experience of enterprise Linux system administration
  • Wizard level on trouble-shooting incidents in large and complex environments
  • Understand the fundamentals of Git/Dev/SecOp, build pipelines, Kubernetes, docker, cloud, infrastructure as code
  • Experience with linux shell, ansible, bash, git, selenium, Splunk APM and synthetics
  • Excellent communication and writing skills in English
  • Experience of monitoring external services/applications, SOAP requests/REST API's (Nice to have)
  • Understanding the fundamentals of database MySQL, PostgreSQL, MongoDB, Cassandra (Nice to have)
  • Nginx, Apache, tomcat, jboss (Nice to have)
  • Knowledge to trouble shoot TCP and TLS connections (Nice to have)

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