Infrastructure Experience

Practical systems work across UNIX and Linux environments, with an emphasis on installation, maintenance, and repeatable infrastructure practices.

• Linux: Red Hat/CentOS/Debian/Ubuntu/Arch, 2002 - Present
• Solaris: 1996 - 2005
• SunOS: 1987 - 1996

Linux installation and maintenance, infrastructure as code practices, and VMware 7/8 installation and maintenance.

Cloud and Virtualization

Experience building and maintaining virtualized and cloud-hosted systems, from traditional hypervisors to container orchestration and image-based provisioning.

• AWS: 2016 - Present
• Diskimage-builder: 2023 - Present
• Docker: 2018 - Present
• GCP: 2020 - Present
• Hyper-V: 2018 - Present
• Kubernetes: 2021 - Present
• OpenStack: 2023 - Present
• Packer: 2016 - 2023
• VMware: 2009 - Present
• Xen/KVM: 2007 - 2009

VMware vSphere 4/5/6/7/8, vRealize Operations Manager, and Site Recovery Manager.

Automation and Tooling

Scripting, configuration management, CI tooling, and data formats used to make system builds and operations more repeatable.

• Ansible
• Bamboo
• Bash
• Bitbucket
• C
• GitLab
• Go
• Jenkins
• Jira
• JSON
• PowerShell/PowerCLI
• Python
• YAML

Additional tools and platforms available on request.

Internet Services

Hands-on experience with the core services, protocols, and provisioning methods behind classic and modern internet infrastructure.

• Databases: MySQL, Postgres, Redis, SQLite
• DNS: BIND, dnsmasq
• Mail: Exim, Postfix, Sendmail, Zimbra
• Protocols: NFS, CIFS, LDAP, iSCSI, FC, RAID, SSH, TCP/UDP, S3
• Provisioning: PXE, iPXE, IPMI, Redfish
• Spam filters: SpamAssassin, ClamAV
• Web: Apache, Nginx
• Nostalgia Index: Classic UNIX references and archives

Additional services and tooling experience available.

Current Studies and Interests

Active areas of learning and exploration, especially where storage, automation, and virtualization systems overlap.

• AWS
• Docker
• GCP
• Go
• Harvester
• Hyperconvergence
• Kubernetes
• NVMe
• Rancher
• S3/Object Storage Systems
• Terraform
• VMware
• U.S. Army MOS (Military Occupational Specialty) reference

Industry trends remain a strong area of interest.

Selected Projects

Public repositories that reflect hands-on infrastructure, provisioning, and tooling work.

• Browse A multi-file pager with recursive navigation.
• DIB7 Ansible-based diskimage-builder workflow.
• go-prompt Fork of c-bata/go-prompt.
• initramfs-flash Create initramfs images for iPXE installers.
• sentinal Software for logfile and inode management.
• ubuntu-autoinstall Create an ISO for unattended Ubuntu LTS auto-install.

More repositories are available on request.

Contact

Available for infrastructure, automation, and systems engineering conversations.

Mail: contact@internetguy.net
LinkedIn: linkedin.com/in/jjbailey

"The definition of genius is taking the complex and making it simple." -- Albert Einstein