Exegy System Engineer at Exegy specializing in Linux systems, bare-metal provisioning, and infrastructure networking. Leads automation workflows and serves as senior escalation resource for deployment and operations.
Responsibilities
Bare-Metal Provisioning & OS Lifecycle: Design, maintain, and evolve automated provisioning workflows, including network boot environments, live boot images, and unattended Linux installations. Lead OS lifecycle work such as package and repository management, service administration, and platform upgrades
Configuration Management & Automation: Build and maintain Puppet and Ansible automation, including custom modules, manifests, data hierarchies, and backend data stores
Provisioning Tooling: Develop and support Python and Bash applications and scripts for preboot staging, hardware discovery, and automated hardware validation
Linux Networking, Routing & Security: Administer, troubleshoot, and modernize Linux network services, including dynamic routing, VPN, proxy services, and SSL/TLS certificate lifecycle management
Server Hardware Validation: Define and validate Bills of Materials (BOMs) for enterprise server platforms, manage out-of-band configuration, and resolve hardware discrepancies during bring-up
Technical Escalation: Act as the escalation point for deployment and support teams on provisioning failures, hardware mismatches, and complex Linux networking and routing issues
Qualification
Enterprise Linux (5+ years)Configuration ManagementBare-Metal ProvisioningPython & BashDatabasesLinux Networking & RoutingVPNLinux TroubleshootingHardware & Out-of-Band ManagementCollaborationContainers & VirtualizationObservability & Service Management
Required
Enterprise Linux (5+ years): Senior-level systems engineering experience on RHEL and Rocky Linux 9/10. RHCSA or RHCE certification is a strong plus
Configuration Management: Hands-on experience with Puppet (modules, manifests, Hiera, Facter, Ruby) and Ansible
Bare-Metal Provisioning: Practical experience with PXE/iPXE, live boot image generation (dracut/initramfs), unattended installers (Anaconda/Kickstart), and provisioning tools such as Razor or Foreman
Python & Bash: Proficiency in systems automation, CLI tooling, REST API integration, and structured data formats (JSON, YAML)
Databases: Experience with NoSQL and relational databases (such as CouchDB and PostgreSQL) that store infrastructure and configuration data
Linux Networking & Routing: Deep knowledge of IP networking, NIC bonding, VLANs, multiple routing tables, policy-based routing (ip rule/ip route), firewalling (iptables/nftables), and packet analysis (tcpdump)
VPN, Proxy & Routing Daemons: Experience configuring and troubleshooting OpenVPN, SSL/TLS certificates (OpenSSL/PKI), proxy services (such as Squid), and routing daemons (such as BIRD)
Linux Troubleshooting: Strong command of systemd, dnf/yum/rpm, storage and filesystems, and diagnostic tools (journalctl, strace, lsof, ss, dmesg)
Hardware & Out-of-Band Management: Familiarity with enterprise server hardware (Dell, Intel, AMD), BOM verification, and lights-out management tools (iDRAC, IPMI, RACADM, Redfish)
Collaboration: Proficiency with Git, clear technical documentation, and effective communication across engineering and deployment teams
Preferred
Containers & Virtualization: Experience with Docker and virtual machine or hypervisor environments
Observability & Service Management: Familiarity with Telegraf, Prometheus, and Grafana, and with ServiceNow and Jira
