Staff Systems Engineer - Low-Level Cloud OS & FUSE

Seqera; España; Remote; EUR 120,000 - 180,000; Full time

Benefits offered by this job

Equity

Private health insurance

Private life insurance

Home office allowance (valued over 1,0

Learning and development budget

Job summary

Seqera is seeking a Staff Software Engineer to join our Unified Compute team and take technical ownership of the low-level systems powering scientific workloads in the cloud. Core focus includes Fusion, Fusion Snapshots, Ignite, and Sched, with sibling services like Groundswell and Cloudinfo.

You’ll design, build, and mentor, writing Go and C in a Linux-supported environment, with exposure to CRIU, FUSE, and container runtimes.

Qualifications

• Deep experience building production-grade systems software with technical ownership at Staff level.
• Strong in Go and comfortable in C/C++, close to the OS.
• Solid Linux internals—filesystems, namespaces, processes, signals, networking.
• Built distributed and cloud-native systems across multiple clouds.
• Write simple, well-structured, well-tested code; value clarity and debuggability.

Responsibilities

• Design, build, and own low-level systems across Fusion, Fusion Snapshots, Ignite, and Sched.
• Write reliable, well-tested code primarily in Go and C, with Rust/JVM where appropriate.
• Work close to the OS: FUSE, Linux namespaces, CRIU, process supervision, and signals.
• Drive multi-cloud orchestration, autoscaling, and fault tolerance.

Skills

Go

C/C++

Linux internals

Distributed systems

Cloud-native

Debugging

Mentoring

Tools

Docker

Kubernetes

CRIU

FUSE

Groovy/Java

Micronaut

Job description

Seqera is seeking a Staff Software Engineer to join our Unified Compute team and take technical ownership of the low-level systems powering scientific workloads in the cloud. Core focus includes Fusion, Fusion Snapshots, Ignite, and Sched, with sibling services like Groundswell and Cloudinfo.

You’ll design, build, and mentor, writing Go and C in a Linux-supported environment, with exposure to CRIU, FUSE, and container runtimes.