Andy Mccrae
Software Engineering Manager at Red Hat
Greater Brisbane Area Australia
Summary
🤩
Rockstar🎓
Top SchoolAndy Mccrae is a software engineering manager and multi-architecture specialist with 13+ years building and operating cloud infrastructure, currently leading Red Hat’s effort to enable OpenShift across non-x86_64 architectures. He progressed from Linux systems administration at Rackspace to technical leadership roles, bringing deep expertise in infrastructure automation, OpenStack, Ceph, and distributed storage. Andy has been a core reviewer and former PTL for OpenStack-Ansible and has contributed notable improvements to high-profile projects like openstack-ansible and ceph-ansible. He combines hands-on DevOps craftsmanship—tuning service configs, systemd overrides, and performance knobs—with strategic product enablement to help users run heterogeneous CPU clusters. Based in Brisbane, he also brings an international speaking footprint across three continents, reflecting a commitment to community and knowledge sharing. His background blends rigorous academic training (MEng, UCL) with practical, production-focused delivery at scale.
14 years of coding experience
11 years of employment as a software developer
University College London
English, Afrikaans
Github Skills (16)
ceph10
configuration-management10
infrastructure-as-code10
ansible-galaxy10
openstack10
devops10
python10
ansible10
cloud-services9
swift9
cloud-infrastructure9
systemd9
cicd8
networking7
dockers7
Programming languages (8)
Github contributions (5)
openstack/openstack-ansible
Dec 2014 - Jul 2018
Ansible playbooks for deploying OpenStack. Mirror of code maintained at opendev.org.
Role in this project:
DevOps Engineer
DevOps EngineerContributions:286 commits in 3 years 7 months
Contributions summary:Andy primarily contributed to the OpenStack-Ansible project by implementing and refining the infrastructure automation aspects. Their commits focused on adjusting configurations for Swift, adding new variables for Glance and Nova configuration, setting permissions, and addressing issues related to container networks and replication. These changes indicate a strong focus on improving the deployment and management of OpenStack services using Ansible playbooks.
ansibleopenstack
ceph/ceph-ansible
Aug 2015 - Oct 2018
Ansible playbooks to deploy Ceph, the distributed filesystem.
Role in this project:DevOps Engineer
DevOps EngineerContributions:44 commits, 52 PRs, 2 pushes in 3 years 2 months
Contributions summary:Andy contributed to the configuration and improvement of the Ceph Ansible playbooks. Their work focused on enhancing the flexibility of service configurations by allowing systemd overrides. They also added the ability to set the TCMALLOC_MAX_TOTAL_THREAD_CACHE_BYTES variable, improving performance. Furthermore, the user synchronized the config_template plugin with upstream, demonstrating a focus on maintaining and updating the project's infrastructure.
ansiblecephdistributed-file-systempython
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