Senior Cybersecurity Advisor & vCISO for Strategic Accounts

KDDI America, Inc.; New York (NY); On-site; USD 90,000 - 140,000; Full time

Job summary

KDDI America, Inc. is seeking an experienced cybersecurity advisor to lead strategic engagements for major accounts in the US. You will develop multi-year roadmaps, translate complex regulations into concrete remediation plans, and act as a fractional CISO for clients.

You will define target-state security architectures across IAM, network, endpoints, cloud, and data, aligning with IT modernization and KDDI MXDR/SASE offerings. Strong governance and executive communication are essential.

Qualifications

• 10+ years of professional experience in cybersecurity or information risk management.
• At least 5 years in senior advisory or vCISO roles — preferably with a Big 4 firm, a boutique cybersecurity consultancy, or an enterprise security leadership role.
• Demonstrated experience leading multi-quarter advisory engagements with executive-level stakeholders (CIO, CISO, Board, Audit Committee).
• Working knowledge of major cybersecurity frameworks — NIST CSF, ISO 27001/27002, CRI Profile, NYDFS Part 500, HIPAA Security Rule, CMMC, CIS Controls.
• Strong technical fluency across IAM, network, endpoint, cloud, data security.
• Business-level proficiency in Japanese for direct engagement with KDDI Group executives (optional in context).
• At least one senior-level professional certification — CISSP, CISM, CISA, CRISC, or equivalent.

Responsibilities

• Lead strategic security advisory engagements for assigned strategic accounts.
• Regulatory readiness assessments and gap analyses against major frameworks and translate obligations into actionable remediation plans.
• Serve as fractional CISO for customers and represent the security function in board meetings.
• Define target-state security architectures spanning identity, network, endpoint, cloud, and data layers.
• Provide post-incident advisory with root-cause analysis facilitation and executive communications.
• Build trusted, multi-year relationships with senior customer stakeholders and coordinate with cross-functional teams.
• Contribute to advisory methodology, intellectual property, and service offerings; mentor junior consultants.
• Bridge KDDI America and KDDI Japan to deliver differentiated value to US-based clients.

Skills

Strategic advisory

Regulatory frameworks

vCISO

Security architecture

Incident response

Client relationship

Thought leadership

Global collaboration

Education

Bachelor's degree in CS/IS/Engineering/Business

Master's degree or MBA preferred

Job description

KDDI America, Inc. is seeking an experienced cybersecurity advisor to lead strategic engagements for major accounts in the US. You will develop multi-year roadmaps, translate complex regulations into concrete remediation plans, and act as a fractional CISO for clients.

You will define target-state security architectures across IAM, network, endpoints, cloud, and data, aligning with IT modernization and KDDI MXDR/SASE offerings. Strong governance and executive communication are essential.