CPU Post Silicon Power and Performance Engineer, Senior/Staff - Cork, Ireland

Nutanix; Cork; On-site; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Stock bonus

Relocation aid

Health insurance

Pension plan

Job summary

Qualcomm in Cork, Ireland, seeks a CPU Post-Silicon Power and Performance Engineer to validate, characterize, and optimize next-generation CPU technologies on complex SoCs. You will develop validation methodologies, analyze silicon data, and collaborate with architecture, design, firmware, and software teams.

The role requires 4+ years in ASIC validation or related work, strong knowledge of CPU microarchitecture, and hands-on lab instrumentation experience.

Qualifications

• 4+ years in ASIC design, verification, validation, integration, or related work experience.
• Strong understanding of modern CPU microarchitecture and memory hierarchies.
• Experience with post-silicon validation and data-driven engineering.

Responsibilities

• Define and execute end-to-end power, performance, and characterization plans for CPU/SoC subsystems.
• Develop measurement methodologies and experiments across workloads and conditions.
• Analyze silicon behavior and validate results with cross-team collaboration.
• Drive improvements in validation methodologies and tooling.

Skills

Post-silicon validation

CPU characterization

Power analysis

Data analysis

Python

C/C++

Lab instrumentation

Education

Bachelor's degree in Science/Engineering or related field

Master's degree in Science/Engineering or related field

PhD in Science/Engineering or related field

Tools

Oscilloscopes

Logic analyzers

DAQs

Power supplies

Job description

Company:QT Technologies Ireland LimitedJob Area:Engineering Group, Engineering Group > ASICS EngineeringGeneral Summary:As a CPU Post-Silicon Power and Performance Engineer, you will work on the characterization, analysis, debugging, and optimization of next-generation CPU technologies within complex SoC platforms. You will develop validation methodologies, design experiments, analyze silicon behavior, and provide actionable feedback to architecture, design, and product teams. Working across hardware and software domains, you will leverage laboratory instrumentation, automation, and data analysis techniques to ensure that silicon meets performance, power, and product objectives.Roles and ResponsibilitiesDefine and execute end-to-end power, performance, and characterization plans for CPU and SoC subsystems.Develop measurement methodologies and experiments to evaluate silicon behavior across a wide range of workloads and operating conditions.Debug performance, marginality, and power miscorrelations with pre-silicon projections in post-silicon.Analyze interactions between CPU microarchitecture, memory hierarchy, interconnects, firmware, operating systems, and platform components.Process, sanitize, analyze, and interpret large datasets to derive meaningful engineering insights and recommendations.Collaborate closely with architecture, design, verification, firmware, and software teams to improve current and future products.Drive continuous improvements in validation methodologies, tooling, and technical capabilities.What Are We Looking For?Bachelor's, Master's, or PhD degree in Electrical Engineering, Computer Engineering, Computer Science, or a related discipline.5+ years of experience in post-silicon validation, CPU characterization, power/performance analysis, or related fields.Good understanding of modern CPU microarchitectures, including out-of-order execution, speculation, memory hierarchies, caching, and system-level performance behavior.Knowledge of ARM architectures and ecosystem technologies is a strong plus.Solid understanding of semiconductor fundamentals, including transistor operation, FinFET technologies, leakage mechanisms, dynamic power, voltage-frequency relationships, and process variation.Strong programming and scripting skills (Python, C/C++, or similar) with experience developing automation, instrumentation, and data analysis solutions.Hands-on experience with laboratory equipment, including oscilloscopes, multimeters, power supplies, DAQs, logic analyzers, and automated measurement systems.Strong analytical skills with the ability to assess data quality, identify anomalies, validate results, and perform root-cause analysis.Experience collecting, processing, and interpreting large volumes of silicon, telemetry, or measurement data.Excellent communication, collaboration, and problem-solving skills.Self-motivated and capable of independently driving technical investigations from experiment design through final recommendation..Where you will be workingCork has a proud reputation as Ireland's second largest economic engine and is now one of the Top 20 location choices in Europe with 39,000 people being employed by over 170 overseas companies.There's a growing diversity in the region with people from many nationalities relocating to Cork, relishing the opportunity to work and live in a location that offers an excellent quality of life.A gateway to Europe, Cork airport provides access to almost 50 international destinations including transatlantic air routes.Equal OpportunitiesWe are an Equal Opportunity employer; all qualified applicants will receive consideration for employment without regard to race, colour, religion, sexual orientation, gender identity, national origin, disability, veteran status, or any protected classification.What's on OfferApart from working in an open, relaxed and collaborative space, you will enjoy:Salary, stock and performance related bonusMaternity/Paternity LeaveEmployee stock purchase schemeMatching pension schemeEducation AssistanceRelocation and immigration support (if needed)Life, Medical, Income and Travel InsuranceSubsidised memberships for physical and mental well-beingBicycle purchase schemeEmployee run clubs, including, running, football, chess, badminton + many moreMinimum Qualifications:• Bachelor's degree in Science, Engineering, or related field and 4+ years of ASIC design, verification, validation, integration, or related work experience.ORMaster's degree in Science, Engineering, or related field and 3+ years of ASIC design, verification, validation, integration, or related work experience.ORPhD in Science, Engineering, or related field and 2+ years of ASIC design, verification, validation, integration, or related work experience.*References to a particular number of years experience are for indicative purposes only. Applications from candidates with equivalent experience will be considered, provided that the candidate can demonstrate an ability to fulfill the principal duties of the role and possesses the required competencies.Qualcomm is an equal opportunity employer. If you are an individual with a disability and need an accommodation during the application/hiring process, rest assured that Qualcomm is committed to providing an accessible process. You may e-mail [e-mail] or call Qualcomm's toll-free number found here . Upon request, Qualcomm will provide reasonable accommodations to support individuals with disabilities to be able participate in the hiring process. Qualcomm is also committed to making our workplace accessible for individuals with disabilities. (Keep in mind that this email address is used to provide reasonable accommodations for individuals with disabilities. We will not respond here to requests for updates on applications or resume inquiries).Qualcomm expects its employees to abide by all applicable policies and procedures, including but not limited to security and other requirements regarding protection of Company confidential information and other confidential and/or proprietary information, to the extent those requirements are permissible under applicable law.To all Staffing and Recruiting Agencies : Our Careers Site is only for individuals seeking a job at Qualcomm. Staffing and recruiting agencies and individuals being represented by an agency are not authorized to use this site or to submit profiles, applications or resumes, and any such submissions will be considered unsolicited. Qualcomm does not accept unsolicited resumes or applications from agencies. Please do not forward resumes to our jobs alias, Qualcomm employees or any other company location. Qualcomm is not responsible for any fees related to unsolicited resumes/applications.If you would like more information about this role, please contact Qualcomm Careers .