Principal Applications Engineer

Principal Performance Applications Engineer

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Job
Date posted 13/10/2025
Location Austin, Texas
Category Applications Engineering

Applications Engineering is a multifaceted and wide-ranging role that combines deep technical expertise with outstanding interpersonal skills. As a Performance Applications Engineer at Arm, you will mainly work with our partners to guide them through difficult and exciting software technical challenges!

You will engage with Arm's partners through web portal and virtual meetings to tackle sophisticated performance debug and optimization problems revolving around Arm IP and Arm-based systems. You will help to debug hardware performance issues during the SoC bring‑up stage. You will support Arm's performance debug tools to help partners understand how hardware features impact the workloads of interest, and how to tune hardware and software to achieve the highest level of performance.

As your experience grows, you will develop and present training courses on Arm's SoC, performance tooling, and processes to partner development teams. You will also collaborate closely with other product engineering groups, acting as the voice of the customer to motivate change and improve existing products through raising defects, reviewing documentation, crafting software examples and knowledge articles to facilitate proactive learning.

• Bachelor's, Master's, or PhD degree in Computer Engineering, Computer Science, or Electrical Engineering (other subject areas will also be considered with meaningful experience)
• Minimum of 10 years of experience in application development and experience with workload performance optimization
• Experience doing performance analysis for industry standard benchmarks and datacenter workloads on real and simulated platforms
• A deep understanding of application/server class processors
• Comprehension of the interaction between software and hardware
• Plentiful experience crafting and debugging software in C and C++
• Experience with software performance analysis and debug tools and applications, including perf().
• Good understanding of the Linux kernel, including how to build
• Strong foundational knowledge of SoC architectures, particularly CPU clusters, interconnects, and memory subsystems

• Experience using software debuggers, compilers, modeling solutions, and simulation
• Familiarity with Arm products and Arm's software ecosystem
• Experience working directly with external and internal customers
• Ability to learn new hardware system features quickly
• Ability to take on explorative work individually

In return, you will be provided with an encouraging, friendly, and high‑performing environment where you can learn and develop the skills needed to succeed in this role. Arm offers a competitive benefits package with hybrid office‑home work scheme, excellent work‑life balance, and an accepting and collaborative work culture to foster personal career and technical development.

At Arm, we want to build extraordinary teams. If you need an adjustment or an accommodation during the recruitment process, please email  To note, by sending us the requested information, you consent to its use by Arm to arrange for appropriate accommodations. All accommodation or adjustment requests will be treated with confidentiality, and information concerning these requests will only be disclosed as necessary to provide the accommodation.

Although this is not an exhaustive list, examples of support include breaks between interviews, having documents read aloud, or office accessibility. Please email us about anything we can do to accommodate you during the recruitment process.

Arm is an equal opportunity employer, committed to providing an environment of mutual respect where equal opportunities are available to all applicants and colleagues. We are a diverse organization of dedicated and innovative individuals, and don’t discriminate on the basis of race, color, religion, sex, sexual orientation,…