Lead Systems Software Engineer

Core Responsibilities

• Design, implement, test, and maintain the Xen Server control plane (XAPI) using OCaml.
• Research, develop, and implement performance optimizations across the Xen Server software stack.
• Define, collect, and analyze performance metrics to provide visibility and insights for leadership.
• Identify bottlenecks and propose architectural or design changes to improve system performance and scalability.
• Contribute to distributed system orchestration, performance tuning, and robust API design.
• Collaborate with and contribute to open-source projects, including Xen, the Linux kernel, and XAPI.
• Lead and coordinate cross-team feature development, ensuring performance and reliability requirements are met.

• Strong proficiency in functional programming (OCaml) or advanced systems programming.
• Deep understanding of Linux internals, operating systems, and virtualization technologies.
• Experience designing, building, or operating distributed systems.
• Strong analytical skills for performance analysis, debugging, and optimization.
• Experience contributing to or working with open‑source software ecosystems.

Cloud Software Group is firmly committed to Equal Employment Opportunity (EEO) and to compliance with all federal, state and local laws that prohibit employment discrimination. All qualified applicants will receive consideration for employment without regard to age, race, color, creed, sex or gender, sexual orientation, gender identity, gender expression, ethnicity, national origin, ancestry, citizenship, religion, genetic carrier status, disability, pregnancy, childbirth or related medical conditions (including lactation status), marital status, military service, protected veteran status, political activity or affiliation, taking or requesting statutorily protected leave and other protected classifications.

If you need a reasonable accommodation due to a disability during any part of the application process, please contact us via the Bridge portal for assistance.