Senior Software Engineer - Network Security Production Engineer

As a Senior Software Engineer, you will be a critical member of the team responsible for the full lifecycle of our global network infrastructure that supports Bloomberg’s core products and services. This includes building and maintaining a network that is scalable, secure, reliable and robust. Our network is vast, connecting several large-scale Data Centers and over a hundred edge sites. It connects Bloomberg to hundreds of thousands of our clients, over 1,500 global exchanges and trading venues over private connectivity, Internet and Public Cloud.

Location: Dublin

Business Area: Engineering and CTO

Ref #: 10049569

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• Develop and maintain software tools to manage a large-scale, multi-vendor network with an emphasis on automation, telemetry, and model-driven infrastructure as code.
  
• Automate the full network lifecycle—including provisioning, configuration, observability, testing, troubleshooting, and capacity planning.
  
• Collaborate with architecture and design teams and the CTO office to implement new technologies that ensure scalability, efficiency, and operational resilience.
  
• Develop tools and platforms that enhance the observability, reliability, and performance of the production network.
  
• Enhance existing monitoring and observability frameworks, integrating intelligent alerting and self-remediation capabilities to reduce manual intervention and improve incident response.
  
• Define and measure service-level objectives (SLOs) to track infrastructure performance and reliability.
  
• Write software utilizing orchestration systems to automate tasks and interact with other systems.
  
• Provide mentorship to junior engineers and promote software engineering best practices throughout the team.
  

Practice and promote the use of a modern software development lifecycle.

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• Extensive experience as a Software, Network Production, or System Reliability Engineer.
  
• Experience with building, maintaining and continuously enhancing automations needed for scalability & efficiency in running the Network Infrastructure.
  
• Experience in infrastructure Automation or orchestration Frameworks e.g. Ansible, Airflow, Terraform, Chef, Salt.
  
• Proven experience with object-oriented programming languages preferably in Python.
  
• A bachelor's or master's degree in computer science, Engineering, Mathematics, a similar field of study or equivalent work experience.
  

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• Experience managing and automating network devices at scale such as Juniper, Nokia, Arista, Cisco, Palo Alto, F5, Whitebox, Broadcom, etc.
  
• An understanding of various Network and Security architectures across Internet, Public Cloud, Private Networks, DWDM and Optical Networking, Data Centre builds and design fundamentals.
  
• Experience with network modelling.
  
• Eagerness to learn new technologies and mentor others.
  
• Experience with Telemetry: Splunk, Grafana, Humio.
  
• Experience with continuous integration and deployment tools.
  
• Experience implementing, maintaining and troubleshooting MPLS, BGP, OSPF, IGMP, TCP, HTTPS, DNS, PIM related internal and external network routing issues in a production environment. xcfaprz
  
• Knowledge with messaging queues such as Kafka, RabbitMQ, etc.
  

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