About the role We’re looking for a Senior Platforms Engineer to lead and evolve the operation, performance, and security of Linux systems across DroneShield’s infrastructure and edge platforms. This is a hands-on, systems-level engineering role working across production servers, on-prem assets, and edge compute devices, with a focus on reliability, automation, and system observability. You’ll be part of the Linux Product Team with a main focus on DroneSentry-C2, while contributing to a broad scope of Linux Based systems and systems-of-systems This role reports to the Platforms Team Lead. Responsibilities, Duties and Expectations Own the configuration, tuning, and lifecycle of Linux systems across DroneShield’s product and infrastructure landscape Build secure Linux images for company-wide use, from embedded systems to critical infrastructure Optimise performance and reliability across bootloaders, init systems, filesystems, and kernel modules Automate provisioning, patching, and system diagnostics using Bash, Python, and infrastructure tooling Lead secure-by-design hardening efforts: kernel lockdown, SELinux/AppArmor, TPM integration Design telemetry and observability into the operating system: system metrics, structured logs, boot diagnostics Maintain and evolve custom Linux images based on Ubuntu Classic and Ubuntu Core, for both x86 and ARM platforms Provide Level 3 support for OS and system-level issues across production and deployed assets Collaborate with security and embedded teams to ensure OS stability and traceability Document standards, interfaces, recovery workflows, and tuning decisions Qualifications, Experience and Skills Bachelor’s degree in computer science, engineering, or a similar technical field, or equivalent practical experience Experience leading technical teams of engineers is desirable Extensive experience operating and debugging Linux systems (Ubuntu, Debian, RHEL, Yocto) Deep understanding of Linux internals - kernel, init systems, udev, cgroups, bootloaders Experience building or managing custom Linux images for embedded or production systems Strong understanding of OS-level security - secure boot, TPMs, disk encryption, kernel lockdown Proficiency in Bash and at least one additional scripting or compiled language (Python, Go) is desirable Working knowledge of observability and performance analysis tooling - logs, metrics, diagnostics Understanding of networking fundamentals - routing, DNS, iptables/nftables, bonding/VLANs Familiarity with provisioning workflows - PXE, systemd services, Kickstart/preseed, cloud-init Understanding of identity management for Linux-based products - machine identity, credential lifecycle, secure key-handling Exposure to embedded Linux and ARM platforms and the constraints of rugged/edge deployments is desirable Experience with containerisation technologies for Linux products (Docker, Snap/Strict confinement, OCI-based packaging) is desirableFamiliarity with Red Hat’s image-based deployment model (RHEL Image Mode / bootc) is desirable Note for recruitment agencies: We do not accept unsolicited candidates from external recruiters unless specifically instructed.
