Staff Engineer, QA Performance

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To provide the best candidate experience amidst our high application volumes, each candidate is limited to 10 applications across all open jobs within a 6-month period. 

Advancing the World’s Technology Together
Our technology solutions power the tools you use every day--including smartphones, electric vehicles, hyperscale data centers, IoT devices, and so much more. Here, you’ll have an opportunity to be part of a global leader whose innovative designs are pushing the boundaries of what’s possible and powering the future. 

We believe innovation and growth are driven by an inclusive culture and a diverse workforce. We’re dedicated to empowering people to be their true selves. Together, we’re building a better tomorrow for our employees, customers, partners, and communities.

The Memory Solutions Lab (MSL) is part of Samsung’s Memory Business Unit, the industry's technology and volume leader in DRAM, NAND Flash, SRAM memory.  MSL’s vision is to solve key problems & optimize architecture Platform for Cloud & Data center environments. We are an integral part of Samsung’s strong R&D focus & lab innovation engine. We work closely with development teams to bring feature innovation to product roadmaps.

Come join the team that is creating new computing system architectures needed to support emerging machine learning applications, internet of things (IoT) and edge computing. You’ll work with experimental hardware, enhance systems software and applications to optimize the end-to-end architecture benefiting millions of users.

What You’ll Do

• Drive software and system performance and correctness throughout project phases
• Collaborate with colleagues and community with teams the internally and externally
• Work on shared tools and infrastructure to plan, collect, analyze and report performance data
• Train and develop skills within the team for performance analysis and optimization
• Analyze systems and code to understand performance and scalability aspects of system
• Define validation testing/QA plan and detailed test cases for engineering/customer samples,
• Perform system level functional validation testing, hardware/software quality testing and stability/reliability testing
• Improve validation test/performance benchmarking engineering process

What You Bring

• BS/MS Computer Science or equivalent with a minimum of 10+ years of experience of system programming, software design, development, & debugging or a MS in Computer/Electrical/Electronic Engineering or Computer Science with 8+ years or PhD in engineering or related Science with 5+ years working experiences as Quality Assurance or Performance engineer in memory or storage technologies, data center system or cloud infrastructure
• In depth knowledge of CPU, memory, storage, and current computer system architectures and datacenter system performance metrics
• Hands on lab experiences of server/storage test set up, system validation testing, performance data analysis and debugging
• Software development in common programming languages such as C/C++, Python, Rust, Golang, etc. as well as Perl/Shell scripts with experience in test automation
• Experiences with performance benchmark tools and test suites (fio, mlc, sysbench, ycsb, Phoronix, pcm, etc.)
• Knowledge of kernel insights (scheduling, context switch, driver functions, DMA, numactl) and workload performance insights (system profiling/tracing, eBPF, D-Trace, flamegraphs, etc.)
• Must be highly motivated with excellent verbal and written communication skills
• Ability to meet aggressive project deadlines in a team environmentAbility to work successfully with cross-functional teams, including coordinating across organizational boundaries and geographies
• Linux Kernel/Driver/User Space application development experience
• Knowledge and development experience with CXL, PCIe/NVMe protocol
• Familiar to datacenter applications such as Big Data Analytics, LLM, AI/ML frameworks and Cloud database, e.g., MySQL, Apache Spark, Postgres, RockDB, MongoDB, Redis, Cassandra, etc.
• Understanding of Ethernet, TCP/IP, UDP, VLAN, RDMA, RoCE, NVMeoF protocol
• Knowledges of low-level software and device drivers such as Firmware, Boot, BIOS/UEFI

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Samsung Semiconductor takes pride in being an equal opportunity workplace dedicated to fostering an environment where all individuals feel valued and empowered to excel, regardless of race, religion, color, age, disability, sex, gender identity, sexual orientation, ancestry, genetic information, marital status, national origin, political affiliation, or veteran status.

When selecting team members, we prioritize talent and qualities such as humility, kindness, and dedication. We extend comprehensive accommodations throughout our recruiting processes for candidates with disabilities, long-term conditions, neurodivergent individuals, or those requiring pregnancy-related support. All candidates scheduled for an interview will receive guidance on requesting accommodations.

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