Staff Software Engineer, Storage Platform
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Key details
Job Description
<div class="content-intro"><p><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;">At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our&nbsp;Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch&nbsp;capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new&nbsp;opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond&nbsp;the known.</span></p>
<p><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;">Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and </span><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;">technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now&nbsp;is a unique moment in time where it’s early enough to leave your mark on the product, the process, and&nbsp;the culture, but far enough along that Terran R is tangible and picking up momentum. The most&nbsp;meaningful work of your career is waiting. Join us.</span></p></div><p><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><strong><span data-contrast="none">About the Team:&nbsp;</span></strong></span></p>
<p><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span class="TextRun SCXW125459532 BCX0" lang="EN-US" data-contrast="none"><span class="NormalTextRun SCXW125459532 BCX0">The Interplanetary Sciences Program was </span><span class="NormalTextRun SCXW125459532 BCX0">established</span><span class="NormalTextRun SCXW125459532 BCX0">&nbsp;to expand access to scientific exploration across our solar system. Its mission is to make planetary research faster, more affordable, and more capable than ever before by rethinking how science missions are designed, built, and&nbsp;</span><span class="NormalTextRun SCXW125459532 BCX0">operated</span><span class="NormalTextRun SCXW125459532 BCX0">. The program aims to enable scientists to send instruments to distant worlds without decades of development or prohibitive costs. By creating a sustainable model for interplanetary exploration, we are transforming space science from an occasional event into a continuous process of discovery that accelerates knowledge, broadens participation, and inspires the next generation of explorers</span></span>.</span></p>
<p><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><strong><span data-contrast="none">About the Role:</span></strong></span></p>
<ul>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;" data-contrast="none">Own the complete storage platform software stack for a space-based data center: custom Linux kernel drivers, OpenZFS pool design, NFS data serving, and automated fault recovery, shipping a platform that preserves up to a petabyte of mission data through years of radiation exposure</span></li>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;" data-contrast="none">Design and implement custom Linux kernel drivers for NVMe fault recovery and GPIO overcurrent protection, working across PCI/PCIe, block layer, and interrupt subsystems to detect and recover from radiation-induced upsets without data loss</span></li>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;" data-contrast="none">Lead the ZFS pool topology architectural decisions by building quantitative reliability models that balance upset probability, resilver risk, and capacity over a 6+ year mission, then validate through fault injection testing</span></li>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;" data-contrast="none">Develop the integration layer between NVMe controller reset and ZFS, ensuring that a drive recovering from a transient fault re-enters the storage pool cleanly, bridging driver-level recovery with filesystem-level fault tolerance</span></li>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span data-contrast="none">Rapidly prototype on commodity hardware, from first boot through sustained 10 Gbps writes with automated fault recovery, de-risking the architecture before committing to the target platform, then carry the design through integration and launch</span><span data-ccp-props="{&quot;201341983&quot;:0,&quot;335559738&quot;:40,&quot;335559739&quot;:0,&quot;335559740&quot;:257}">&nbsp;</span></span></li>
</ul>
<p><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><strong><span data-contrast="none">About You:</span></strong></span></p>
<ul>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span data-contrast="none">5+ years writing Linux kernel code, actual driver development involving PCI/PCIe devices, block storage, or interrupt-driven hardware, with meaningful time spent in kernel space</span><span data-ccp-props="{&quot;201341983&quot;:0,&quot;335559739&quot;:0,&quot;335559740&quot;:257}">&nbsp;</span></span></li>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span data-contrast="none">Experience with&nbsp;storage systems: ZFS or other&nbsp;copy-on-write&nbsp;filesystems, RAID,&nbsp;NVMe&nbsp;internals, or high-throughput network storage (e.g., NFS)</span><span data-ccp-props="{&quot;201341983&quot;:0,&quot;335559739&quot;:0,&quot;335559740&quot;:257}">&nbsp;</span></span></li>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span data-contrast="none">Depth in one or more: filesystem internals, block layer / device management, or storage protocol implementation</span><span data-ccp-props="{&quot;201341983&quot;:0,&quot;335559739&quot;:0,&quot;335559740&quot;:257}">&nbsp;</span></span></li>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;" data-contrast="none">Strong working knowledge of OS internals: virtual memory, interrupt context constraints, synchronization primitives, and I/O stack behavior</span></li>
</ul>
<p><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><strong><span data-contrast="none">Nice to haves but not required:&nbsp;</span></strong><span data-ccp-props="{&quot;134233117&quot;:true,&quot;134233118&quot;:true,&quot;201341983&quot;:0,&quot;335559740&quot;:240}">&nbsp;</span></span></p>
<ul>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span data-contrast="none">Hands-on experience&nbsp;at&nbsp;the&nbsp;driver&nbsp;hardware software boundary: DMA coherency, MMIO semantics, PCIe enumeration, and cache behavior&nbsp;</span><span data-ccp-props="{&quot;201341983&quot;:0,&quot;335559739&quot;:0,&quot;335559740&quot;:257}">&nbsp;</span></span></li>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span data-contrast="none">Strong working knowledge of&nbsp;data structures and systems reasoning&nbsp;for storage (Merkle trees,&nbsp;NVMe&nbsp;submission/completion queue ring buffers,&nbsp;hash tables, radix trees)</span><span data-ccp-props="{&quot;201341983&quot;:0,&quot;335559739&quot;:0,&quot;335559740&quot;:257}">&nbsp;</span></span></li>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span data-contrast="none">Experience&nbsp;testing&nbsp;storage systems, including fault injection (PCIe/NVMe&nbsp;resets, error storms), low-level tracing (ftrace/perf/bpftrace),&nbsp;and&nbsp;crash dump analysis (kdump/vmcore)</span><span data-ccp-props="{&quot;201341983&quot;:0,&quot;335559739&quot;:0,&quot;335559740&quot;:257}">&nbsp;</span></span></li>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span data-contrast="none">Experience&nbsp;designing&nbsp;software recovery around&nbsp;storage hardware&nbsp;fault cases, whether that's storage firmware, autonomous vehicle data systems, large-scale distributed infrastructure, or embedded platforms</span><span data-ccp-props="{&quot;201341983&quot;:0,&quot;335559739&quot;:0,&quot;335559740&quot;:257}">&nbsp;</span></span></li>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;" data-contrast="none">Familiarity with embedded Linux build systems (Yocto or Buildroot) and cross-compilation</span></li>
<li style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span data-contrast="none">Hardware lab comfort: serial consoles, logic analyzers, and willingness to debug PCIe enumeration failures on a prototype board alongside the&nbsp;electrical engineers</span><span data-ccp-props="{&quot;201341983&quot;:0,&quot;335559739&quot;:0,&quot;335559740&quot;:257}">&nbsp;</span></span></li>
</ul><div class="content-pay-transparency"><div class="pay-input"><div class="description"><p><span style="font-size: 14px;">At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.</span><br><br><span style="font-size: 14px;">Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more!&nbsp;To see some of the benefits &amp; perks we offer, please visit <a href="https://px.sequoia.com/relativityspace">here.</a></span></p></div><div class="title">Hiring Range:</div><div class="pay-range"><span>$181,000</span><span class="divider">&mdash;</span><span>$271,000 USD</span></div></div></div><div class="content-conclusion"><p><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><strong>We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.</strong></span></p>
<p><em><span style="font-family: arial, helvetica, sans-serif; font-size: 10pt;"><strong>If you need a reasonable accommodation, please contact us at <a href="mailto:accommodations@relativityspace.com">accommodations@relativityspace.com</a>.</strong></span></em></p>
<p>&nbsp;</p></div>
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