Senior Security Operations Engineer (Network Security)

About Woven by ToyotaWoven by Toyota, a part of the Toyota Group, is challenging the current state of mobility through human-centric innovation and empowering mobility transformation. Through our AD/ADAS technology, our automotive software development platform Arene OS, our mobility test course Toyota Woven City, and Toyota’s growth fund, Woven Capital, we are pioneering the movement of people, goods, information, and energy, weaving a future of enhanced safety, connectivity and well-being for all.
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TEAMThe Security team at Woven by Toyota is on the cutting edge of many challenging security problems. We identify emerging security threats in autonomous vehicles and help design more secure systems. We work closely with internal platform teams to provide a secure development environment through tooling and automation, allowing developers to innovate quickly without compromising security.
Woven by Toyota is pioneering the development of Woven City, a ground-breaking smart city project that serves as a living laboratory for future technologies. Our Security Operations Center (SOC) team plays a crucial role in protecting this innovative ecosystem.
WHO ARE WE LOOKING FOR?We are seeking an experienced Senior Security Operations Engineer with a strong focus on network security. The ideal candidate will have experience supporting security operations tooling with a focus on network detection and IoT, and will apply knowledge across multiple technology and cloud domains. Expertise in IoT/OT environments, IDS/IPS systems, and Kubernetes (K8s) is highly desirable. Japanese language proficiency is a plus but not required.
You should excel at solving complex technical challenges and driving improvements in detection and response capabilities. With a balanced approach to operations and engineering, you will actively contribute to enhancing our SOC’s efficiency and effectiveness while fostering a culture of continuous improvement.

RESPONSIBILITIES

• Engineer, maintain and enhance network security capabilities to ensure optimal detection and monitoring.
• Create, refine and tune SIEM and network security detections.
• Proactively identify and close visibility gaps in log ingestion and processing pipelines.
• Support log onboarding and ensure the successful ingestion of logs into SOC tooling.
• Collaborate with cross-functional teams to support security operations focused on network detection and IoT environments.
• Collaborate with engineering teams to ensure seamless integration of security operations tooling.
• Tune and optimize automated workflows to improve security operations processes

MINIMUM QUALIFICATIONS

• 5+ years of experience in Security Operations, Security Engineering, or related fields.
• Deep understanding of network security principles and protocols.
• Proficiency with AWS cloud security and services.
• Hands-on experience with security tools and platforms, including SIEM solutions.
• Strong collaboration skills and a commitment to continuous improvement.
• Effective time management, prioritization, and organizational skills.
• Strong written and verbal communication abilities, with the capability to convey technical concepts to non-technical stakeholders.

NICE TO HAVES

• Proficiency in scripting and automation.
• Experience with an Infrastructure as a Code tool like Terraform
• Experience with securing Kubernetes and containerized environments.
• Knowledge of IoT/OT security principles and associated risks.
• Experience with securing and managing IDS/IPS systems and their integrations.
• Expertise in security architecture and solution design.
• Strong knowledge of threat modeling and risk assessment methodologies.
• Japanese language proficiency.

=========================================================================Important Points・All interviews will be arranged via Google Meet, unless otherwise stated.・The same job descriptions are available in both English and Japanese; therefore, we kindly ask that you apply to only one version.・We kindly request that you submit your resume in English, if possible. However, Japanese resumes are also acceptable. Please note that, depending on the English proficiency requirements of the role, we may request an English version of your resume later in the process.
WHAT WE OFFER・Competitive Salary - Based on experience・Work Hours - Flexible working time・Paid Holiday - 20 days per year (prorated)・Sick Leave - 6 days per year (prorated)・Holiday - Sat & Sun, Japanese National Holidays, and other days defined by our company・Japanese Social Insurance - Health Insurance, Pension, Workers’ Comp, and Unemployment Insurance, Long-term care insurance・Housing Allowance・Retirement Benefits・Rental Cars Support・In-house Training Program (software study/language study)
Our Commitment・We are an equal opportunity employer and value diversity.・Any information we receive from you will be used only in the hiring and onboarding process. Please see our privacy notice for more details.