EY
Cyber SDC - OT Network Security Architecture & Governance - Senior - Consulting
EY, San Antonio, Texas, United States, 78208
Cyber SDC - OT Network Security Architecture & Governance - Senior - Consulting - Location Open
Join to apply for the
Cyber SDC - OT Network Security Architecture & Governance - Senior - Consulting - Location Open
role at
EY .
Location: Anywhere in Country
At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help build a better working world.
As an OT Senior Network Security Architecture & Governance professional, you will be responsible for providing operational support for the client’s current referenced architecture, overseeing and governing operational technology (OT) systems to enhance security and ensure overall compliance. You support the manager and work within a team of experts to ensure that OT architectures align with organizational goals and industry standards, promoting secure and efficient operations.
Key Responsibilities
Review and validate OT system designs for alignment with enterprise architecture standards.
Maintain and evolve governance frameworks, SOPs, and documentation.
Support change review boards and architecture decision forums.
Partner with OT architects, system owners, cybersecurity teams, and DECA to resolve issues.
Provide guidance and support to site teams on governance and defect‑related matters.
Communicate clearly across technical and non‑technical audiences.
Identify gaps in current documentation and propose updates.
Contribute to the development of standard work and LEAN process improvements.
Provide architecture oversight for OT systems, ensuring alignment with organizational goals and industry standards.
Review and approve architectural designs and implementations for OT solutions, focusing on security, compliance, and operational efficiency.
Establish governance frameworks and best practices for OT architecture and design processes.
Collaborate with cross‑functional teams to assess architectural designs and provide recommendations for improvements.
Facilitate decision‑making processes related to OT architecture, ensuring stakeholder alignment and buy‑in.
Conduct risk assessments and impact analysis for proposed changes to OT systems and architectures.
Stay current with emerging trends, technologies, and regulatory requirements in the OT space to inform governance practices.
Develop and maintain documentation related to OT architecture standards, guidelines, and governance processes.
Technical Skills
Experience and knowledge on Operational Technology (OT) environments and governance.
Strong familiarity with manufacturing, shopfloor, industrial control systems (ICS), building management, or other OT environments and their associated safety, quality, and production considerations.
Experience with security architecture design and assessment of technologies such as SaaS, PaaS, IaaS, AI/ML, zero‑trust architecture.
Familiarity with cybersecurity frameworks, including NERC CIP, NIS, CIS, NIST CSF, ISO 27001, ISA/IEC 62443.
Knowledge of security controls such as firewalls, IDS/IPS, encryption, and access management.
Strong familiarity with networking concepts: TCP/IP, network segmentation, VLANs, L2/L3 protocols, VPN, RSPAN.
Familiarity with equipment for internal and external access (servers, switches, routers, firewalls, load balancers, HSM). Manufacturers: HPE, Lenovo, Cisco, Fortinet, Checkpoint.
Knowledge of identity and access management concepts (PAM, AD, PKI), zero‑trust, infrastructure security.
Familiarity with endpoint protection including application whitelisting.
Technical background across multiple domain areas (database, cloud, application management).
Risk‑based mindset.
Experience with ServiceNow and AuditBoard.
Soft Skills
Ability to analyze and resolve problems.
Ability to lead programs and projects.
Ability to document, plan, market, and execute programs.
Ability to work directly with product owners, explain technical architecture requirements.
Ability to lead calls with stakeholders and clearly articulate review reasoning.
Multitasking across multiple projects and ensuring timely completion.
What We Look For We are looking for people who strive to lead themselves, their teams, and their communities, who can foster effective teamwork to drive results, and who are authentic communicators capable of collaborating across EY teams globally.
What We Offer You
A comprehensive compensation and benefits package with base salary ranging from $77,500 to $140,900 (USD).
Medical and dental coverage, pension and 401(k) plans, paid time off.
Hybrid model with in‑person work 40–60% of the time for most external client roles.
Flexible vacation policy and paid holidays.
Seniority Level Mid‑Senior level
Employment Type Full‑time
Job Function Information Technology
Industries Professional Services
Equal Employment Opportunity EY provides equal employment opportunities to applicants and employees without regard to race, color, religion, age, sex, sexual orientation, gender identity or expression, pregnancy, genetic information, national origin, disability status, or any other legally protected basis. EY is committed to providing reasonable accommodation to qualified individuals with disabilities and follows the applicable laws.
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Cyber SDC - OT Network Security Architecture & Governance - Senior - Consulting - Location Open
role at
EY .
Location: Anywhere in Country
At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help build a better working world.
As an OT Senior Network Security Architecture & Governance professional, you will be responsible for providing operational support for the client’s current referenced architecture, overseeing and governing operational technology (OT) systems to enhance security and ensure overall compliance. You support the manager and work within a team of experts to ensure that OT architectures align with organizational goals and industry standards, promoting secure and efficient operations.
Key Responsibilities
Review and validate OT system designs for alignment with enterprise architecture standards.
Maintain and evolve governance frameworks, SOPs, and documentation.
Support change review boards and architecture decision forums.
Partner with OT architects, system owners, cybersecurity teams, and DECA to resolve issues.
Provide guidance and support to site teams on governance and defect‑related matters.
Communicate clearly across technical and non‑technical audiences.
Identify gaps in current documentation and propose updates.
Contribute to the development of standard work and LEAN process improvements.
Provide architecture oversight for OT systems, ensuring alignment with organizational goals and industry standards.
Review and approve architectural designs and implementations for OT solutions, focusing on security, compliance, and operational efficiency.
Establish governance frameworks and best practices for OT architecture and design processes.
Collaborate with cross‑functional teams to assess architectural designs and provide recommendations for improvements.
Facilitate decision‑making processes related to OT architecture, ensuring stakeholder alignment and buy‑in.
Conduct risk assessments and impact analysis for proposed changes to OT systems and architectures.
Stay current with emerging trends, technologies, and regulatory requirements in the OT space to inform governance practices.
Develop and maintain documentation related to OT architecture standards, guidelines, and governance processes.
Technical Skills
Experience and knowledge on Operational Technology (OT) environments and governance.
Strong familiarity with manufacturing, shopfloor, industrial control systems (ICS), building management, or other OT environments and their associated safety, quality, and production considerations.
Experience with security architecture design and assessment of technologies such as SaaS, PaaS, IaaS, AI/ML, zero‑trust architecture.
Familiarity with cybersecurity frameworks, including NERC CIP, NIS, CIS, NIST CSF, ISO 27001, ISA/IEC 62443.
Knowledge of security controls such as firewalls, IDS/IPS, encryption, and access management.
Strong familiarity with networking concepts: TCP/IP, network segmentation, VLANs, L2/L3 protocols, VPN, RSPAN.
Familiarity with equipment for internal and external access (servers, switches, routers, firewalls, load balancers, HSM). Manufacturers: HPE, Lenovo, Cisco, Fortinet, Checkpoint.
Knowledge of identity and access management concepts (PAM, AD, PKI), zero‑trust, infrastructure security.
Familiarity with endpoint protection including application whitelisting.
Technical background across multiple domain areas (database, cloud, application management).
Risk‑based mindset.
Experience with ServiceNow and AuditBoard.
Soft Skills
Ability to analyze and resolve problems.
Ability to lead programs and projects.
Ability to document, plan, market, and execute programs.
Ability to work directly with product owners, explain technical architecture requirements.
Ability to lead calls with stakeholders and clearly articulate review reasoning.
Multitasking across multiple projects and ensuring timely completion.
What We Look For We are looking for people who strive to lead themselves, their teams, and their communities, who can foster effective teamwork to drive results, and who are authentic communicators capable of collaborating across EY teams globally.
What We Offer You
A comprehensive compensation and benefits package with base salary ranging from $77,500 to $140,900 (USD).
Medical and dental coverage, pension and 401(k) plans, paid time off.
Hybrid model with in‑person work 40–60% of the time for most external client roles.
Flexible vacation policy and paid holidays.
Seniority Level Mid‑Senior level
Employment Type Full‑time
Job Function Information Technology
Industries Professional Services
Equal Employment Opportunity EY provides equal employment opportunities to applicants and employees without regard to race, color, religion, age, sex, sexual orientation, gender identity or expression, pregnancy, genetic information, national origin, disability status, or any other legally protected basis. EY is committed to providing reasonable accommodation to qualified individuals with disabilities and follows the applicable laws.
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