Iain Breen
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Senior Engineering Manager @ Maze | Infra, DevEx, Infosec & Data Engineering
County Dublin, Ireland
Résumé
Jobs
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Senior Engineering ManagerMazeMay 2026 - Current (4 months)Running Platform @ Maze- Senior Engineering ManagerIntercomJan 2025 - Apr 2026 (1 year 4 months)Running Infrastructure & Shipping @ Intercom, driving our AI-First Development Tooling 🚀 I run 2 infrastructure teams: - AI-First Developer Environments and End-to-End Shipping with Team Builder-Tools - Intercom's SRE team with Team Infra-Platform I lead our Developer Experience Program, and our AI-First Engineering Program. I am also an active Incident Commader for Intercom, and drive improvements to our incident response procedures across CS, Sales and Engineering in our Availability Program.
- Senior Engineering Manager, Infrastructure ServicesIntercomOct 2022 - Feb 2025 (2 years 5 months)Running Developer Experience in Intercom. We enable Intercom to be a delightful place to ship product, by centralizing and scaling improvements in the tooling and infrastructure used to build Intercom. I manage a team of engineers - Team Builder-Tools, who own our CI/CD systems and our Developer Environments platform - and run our Developer Experience program. . For both of these areas, I have created the Mission, Vision and Strategy and built our technical roadmaps, and manage our Systems Engineers and TPMs across performance management, career progression and daily / weekly goals achievement. I am an active Incident Commader for Intercom, and drive improvements to our incident response procedures across CS, Sales and Engineering in our
- Senior Engineering Manager, Infrastructure ServicesIntercomApr 2022 - Nov 2022 (8 months)Managing two teams in Intercom's Infrastructure Services Group. Team Cloud - our core Infrastructure team who provide the infrastructure platform on AWS for Intercom, and our world-class build-test-deploy CI/CD pipelines. Team Expand - our scaling team who build out new regional data centre presences for Intercom, and tackle some of the most important scaling opportunities inside the Intercom stack. For both of these teams, I have created the Mission, Vision and Strategy, build our technical roadmaps, and manage our Systems Engineers across performance management, career progression and daily / weekly goals achievement. I represent R&D in our Data Residency Program to build the end-to-end solution for Intercom's customers, including cro
- Engineering Manager, Infrastructure ServicesIntercomSep 2019 - Apr 2022 (2 years 8 months)Managing a core infrastructure team in Intercom, focusing on Operations (Availability, Costs & Observability), Infrastructure & Automation (AWS, Terraform & custom tooling) and Deployment Services (CI/CD, and developer velocity tooling), and responsible for SOC2 / HIPAA / ISO 27001 controls related to all of that! I build our our quarterly roadmaps, aligned with company strategy, and enable my team to hit our goals, with a huge focus on people management and creating an environment for healthy, happy and engaged engineers :) Leads the team who built out European Data Hosting for Intercom in 2021.
- Manager, Customer Support EMEAIntercomMar 2018 - Sep 2019 (1 year 7 months)Managing the Customer Support Engineering team in Intercom. Our CSEs provide front-line engineering support to Intercom’s customers who look to integrate with Intercom using our APIs or SDKs. I’m responsible for career pathing and development of our CSEs in Dublin, all the way from interviewing and hiring, onboarding and training, performance management and KPI attainment through to development into the pipeline for Product Engineers. I have also built and ran the Intercom Incident Management process from the Customer Support side, running in parallel with engineering triage efforts to ensure we connect with our customers. Resident project manager for EMEA software development projects in Customer Support, including scoping, planning
- Customer Support LeadIntercomJul 2017 - Mar 2018 (9 months)Making internet business more personal @ Intercom.
- Manager, Network OperationsAmazon Web ServicesNov 2016 - May 2017 (7 months)Managing the Network Operations - Core team in AWS Dublin.
- Operations Manager, Cloud SupportAmazon Web ServicesOct 2015 - Nov 2016 (1 year 2 months)I manage two teams of Support Engineers; one focused on Storage and Content Delivery (S3, CloudFront, SES, Snowball) and the other focused on Developer and Mobile Services (Lambda, API Gateway, SNS, SQS and our mobile suite of Device Farm, Mobile Hub, Mobile Analytics). I also manage a virtual software team focused on building internal tools for our support engineers.
- Cloud Support Team LeadAmazon Web ServicesJun 2015 - Oct 2015 (5 months)As a Team Lead in AWS Premium Support, I worked on initiatives and training focused on delivering the best customer experiences possible, and coaching and mentoring engineers.
- Cloud Support EngineerAmazon Web ServicesJul 2013 - Jun 2015 (2 years)Devices team member at AWS Developer Support. Working with customers to help configure their Checkpoint, Cisco, Juniper, Fortigate, Sophos and other customer devices to configure static and dynamic (BGP) VPNs into their AWS resources, from simple LAN to enterprise level architecture. Also help customers provision and configure Direct Connect services into AWS from our Direct Connect partner colo locations, and provide support on the CloudHSM hardware encryption service. Certified AWS VPN SME. Member of the Premium Support team at Amazon Web Services Dublin, providing tier II support on Linux, Windows and AWS specific services such as: - Elastic Cloud Compute (EC2) - Elastic Load Balancer (ELB) - Simple Storage Service (S3) - Route53 DN
- Technical Operations ManagerSpector Information Security LimitedJan 2012 - Jul 2013 (1 year 7 months)Technical Operations Manager at Spector. I lead a team of engineers and am responsible for project management and day to day operational control of the service delivery from Spector. Past experience includes software development, network and systems engineering in Microsoft based environments. This encapsulates all manner of IT kit, from perimeter security and server deployment to desktop support and all in between. MCSA 2012 certified.
- Software EngineerSpector Information Security LimitedJan 2011 - Jan 2012 (1 year 1 month)Software development and engineering, project managment. SQL and .NET development.
- Network EngineerSpector Information Security LimitedMay 2010 - May 2011 (1 year 1 month)Server Installation, joining domains, VOIP, firewalls, upgrading cabling, desktop and server support and installation, Windows Administration
Education
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- B.Sc, Computer ScienceTechnological University DublinJan 2007 - Jan 2010 (3 years 1 month)
- FETAC L6, Computer ScienceCrumlin CollegeJan 2005 - Jan 2007 (2 years 1 month)
Projects (professional or personal)
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- EExchange Migration for 100+ users from MDaemonExchange Migration for 100+ users from MDaemon. My responsibility was Project Technical Lead and Project Manager.