Senior Engineer, ARM Platform Security – RICOCHET – Central Technology

Activision Publishing•Sherman Oaks, CA

About The Position

The Senior Engineer will help port key security features to Windows on Arm, using experience with Windows on the Arm platform to protect the integrity of the Call of Duty franchise as it expands to more PC platforms. As part of the Ricochet Game Security team, the engineer will develop and maintain anti-cheat technologies, investigate cheat detection, and collaborate with engineers across teams. The team’s priorities may shift quickly in response to the threat landscape, so the responsibilities described are a baseline and may evolve. Activision Central Tech supports development studios and their titles across areas including big data, privacy and security, motion capture and animation pipeline technologies, graphics, build and infrastructure, optimization, systems programming, and online services. Central Tech operates globally and brings together engineering and research talent to support title development and share knowledge across studios.

Requirements

At least 8 years of relevant professional software development experience.
At least 5 years of experience with the Windows platform on ARM.
Proven experience working on large-scale, complex systems.
Experience with C++ codebases and refactoring.
Experience in an engineering organization focused on CI/CD, scalability, and automation.
Expertise in debugging, optimization, and performance tuning.
Advanced knowledge of algorithms and data structures.
Passion for delivering high-quality products.
Curiosity and drive to understand, analyze, and improve how systems work under the hood.
Passion for low-level systems work, including comfort reading and debugging compiled code at the assembly level.
Clear and effective written and verbal communication skills.

Nice To Haves

Experience with Windows internals.
Experience with Windows security.
Experience working on the internals of a multiplayer game engine.
Experience in reverse engineering software analysis.
Background in mathematics and/or cryptography.
Deep understanding of C++ compilation, linking, and toolchains, including diagnosing compiler and linker failures and optimizing build performance.
Deep understanding of or hands-on experience in the anti-cheat domain.

Responsibilities

Design and implement advanced anti-cheat technologies to address emerging threats.
Analyze, update, and enhance existing protection frameworks.
Investigate, develop, and deploy cheat-detection mechanisms to support fair gameplay.
Collaborate with engineers across multiple teams to ensure seamless integration and performance.
Port key security features to Windows on Arm.

Benefits

Medical, dental, and vision coverage.
Health savings account or health reimbursement account.
Healthcare and dependent-care spending accounts.
Life and AD&D insurance and disability insurance.
401(k) with company match.
Tuition reimbursement.
Charitable donation matching.
Paid holidays and vacation, paid sick time, and floating holidays.
Compassion and bereavement leaves and parental leave.
Mental health and wellbeing programs and fitness programs.
Free and discounted games.
Other voluntary benefit programs, including supplemental life and disability insurance, legal services, ID protection, and rental insurance.
Relocation assistance may be available if the company requires a geographic move for the job.
May be eligible for incentive compensation, which is not guaranteed.