Software Systems Engineer

Meta is seeking a Software Systems Engineer to join our Production Systems Engineering organization, where you will work at the intersection of software and large-scale hardware infrastructure. In this role, you will design, build, and optimize the systems software that powers Meta's global production fleet — spanning servers, storage, networking, and custom silicon. You will drive reliability, efficiency, and performance improvements across the infrastructure stack, partnering closely with hardware engineering, data center operations, and platform teams to ensure Meta's production systems operate at scale.Software Systems Engineer Responsibilities:Design and develop systems software for managing, provisioning, and monitoring large-scale production hardware infrastructure including compute, storage, and networking componentsBuild and maintain tooling for hardware lifecycle management, fleet health monitoring, and automated remediation of production system failuresCollaborate with hardware engineering teams to define software interfaces and firmware integration requirements for new server and accelerator platformsDevelop and optimize low-level systems software including kernel modules, device drivers, and platform management agents to improve hardware utilization and reliabilityArchitect scalable infrastructure automation frameworks that reduce manual operational toil and accelerate hardware deployment across Meta's data center fleetIdentify and resolve systemic reliability and performance issues across production hardware by analyzing telemetry, failure patterns, and system-level diagnosticsDefine technical direction for production systems software components, driving alignment across infrastructure engineering and data center operations stakeholdersMentor other engineers on systems software design patterns, debugging methodologies, and production infrastructure best practicesLead cross-functional efforts to evaluate and integrate new hardware technologies into the production environment, including bring-up, validation, and qualification workflowsMinimum Qualifications:6+ years of experience in systems software engineering, including development in C, C++, or Python for Linux-based production environments6+ years of experience with large-scale infrastructure systems, including hardware lifecycle management, fleet automation, or data center operations softwareExperience developing or integrating with low-level systems components such as kernel interfaces, BMC/IPMI/Redfish management stacks, or hardware telemetry frameworksExperience designing and operating distributed systems software at scale, including monitoring, alerting, and automated remediation pipelinesExperience communicating technical decisions and system designs through written documentation and cross-functional stakeholder alignmentPreferred Qualifications:Experience working on hardware/software projects in the manufacturing and hardware validation spaceExperience with large-scale distributed systemsFamiliarity with test automation frameworks and CI/CD pipelinesStrong debugging and troubleshooting skills across hardware and software boundariesAbout Meta:Meta builds technologies that help people connect, find communities, and grow businesses. When Facebook launched in 2004, it changed the way people connect. Apps like Messenger, Instagram and WhatsApp further empowered billions around the world. Now, Meta is moving beyond 2D screens toward immersive experiences like augmented and virtual reality to help build the next evolution in social technology. People who choose to build their careers by building with us at Meta help shape a future that will take us beyond what digital connection makes possible today—beyond the constraints of screens, the limits of distance, and even the rules of physics.Meta is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, transgender status, sexual stereotypes, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law. Meta participates in the E-Verify program in certain locations, as required by law. Please note that Meta may leverage artificial intelligence and machine learning technologies in connection with applications for employment.Meta is committed to providing reasonable accommodations for candidates with disabilities in our recruiting process. If you need any assistance or accommodations due to a disability, please let us know at accommodations-ext@meta.com.$144,000/year to $204,000/year + bonus + equity + benefitsIndividual compensation is determined by skills, qualifications, experience, and location. Compensation details listed in this posting reflect the base hourly rate, monthly rate, or annual salary only, and do not include bonus, equity or sales incentives, if applicable. In addition to base compensation, Meta offers benefits. Learn more about benefits at Meta.