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Senior Network Reliability Engineer

Reference: 21429


Belfast, County Antrim



Job Type


Date Posted

21 September, 2023

Join a dynamic team of Network Reliability Engineers dedicated to transforming and enhancing network infrastructure. As a Senior Network Reliability Engineer, you will play a vital role in ensuring the availability, resilience, security, and reliability of one of the largest Exchange network infrastructures globally.




Automation Expertise: Implement a code-first approach to automation.

Automation Solutions: Develop and maintain network monitoring, orchestration, and automation solutions, encompassing automated inventory reconciliation, workflow automation, network configuration validation, health monitoring, alerts handling, and incident remediation.

Performance Optimization: Monitor network infrastructure performance and proactively design automated solutions for issue resolution.

Compliance Assurance: Conduct regular automated audits to ensure compliance with best practices and industry standards.

Empower Teams: Provide self-service tools for troubleshooting and resolving network-related issues for other teams.

Cross-Functional Collaboration: Collaborate with various teams to design and deploy tools that streamline end-to-end processes within the network infrastructure.

API-Driven Approach: Develop services with an API-driven approach for seamless integration with other network-related services and teams.

Process Enhancement: Identify and automate repetitive tasks, improving internal processes and workflows.

Documentation: Create and maintain clear documentation of solutions developed.

Release Management: Contribute to the development and implementation of build release pipelines.

Prioritization and Planning: Work with the team and stakeholders to prioritize backlogs, formalize release plans, and establish implementation schedules and dependencies.

Communication: Effectively communicate implementation issues, delays, and mitigation plans.

Innovation: Drive innovation to improve future processes and deployments.




  • Strong programming skills with a minimum of 3 years of hands-on experience in Python.
  • Hands-on experience in network automation.
  • Proficiency with automation and orchestration tools such as Ansible, Itential, Nautobot, or similar.
  • Familiarity with network monitoring tools.
  • Innovative mindset and ability to think creatively.
  • Strong understanding of Network Domain fundamentals.
  • Knowledge of Network Asset and Configuration management processes.
  • Experience with the Software Development Life Cycle (SDLC) and Agile methodologies/tools (e.g., Bitbucket, JIRA, Jenkins).
  • Analytical and problem-solving skills to manage multiple factors concurrently.
  • Excellent verbal and written communication skills.
  • Bachelor’s Degree in Computer Science preferred.


Company Benefits:


  • Bonus Programme
  • Equity Programme
  • Employee Stock Purchase Plan (ESPP)
  • Private Medical and Dental coverage
  • Mental Health Benefit Programme
  • Group Pension Plan
  • Income Protection
  • Life Assurance
  • Cycle To Work
  • Gym Membership
  • Family Leave
  • Education Assistance – MBA/Advanced Degree/Bachelor Degree
  • Ongoing Employee Development Training/Certification
  • Hybrid Working

Next Steps:
Please submit your application or speak to a specialist consultant from the Abacus team on 0044 (0) 28 9031 3157 for a confidential discussion. We aim to respond to all inquiries within 4 business hours.
The team at Abacus manages a range of permanent and contract positions throughout Northern Ireland, the UK and the Republic of Ireland. If you are experienced and/or professionally qualified we can support your job search.
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