Job Summary
We are seeking a seasoned IT OT Cybersecurity Specialist bridging enterprise IT security and industrial control systems. You will design and enforce defences across our converged IT and OT environments shielding critical infrastructure manufacturing lines and process-control assets from increasingly sophisticated threats. Success in this role means neutralizing risk without ever compromising the availability resilience and safety that industrial operations depend on
Responsibilities
Design implement and maintain security controls across IT and OT ICS environments including SCADA DCS PLCs HMIs and industrial networks.
Conduct risk assessments threat modelling and vulnerability assessments for OT assets accounting for safety and availability constraints unique to industrial systems.
Implement and manage network segmentation strategies (e.g. Purdue Model zones and conduits) between IT and OT networks.
Lead incident detection response and recovery for OT security events coordinating with plant operations and engineering teams.
Deploy and manage security monitoring tools such as SIEM OT specific IDS IPS (e.g. Nozomi Claroty Dragos) and anomaly detection platforms.
Develop and enforce security policies standards and procedures aligned to frameworks like IEC 62443 NIST CSF NIST 800 82 and ISO 27001.
Perform security architecture reviews for new OT projects industrial equipment procurement and remote access solutions.
Manage patch and vulnerability lifecycle for OT assets balancing security with uptime and vendor constraints.
Support regulatory and compliance requirements relevant to critical infrastructure (e.g. NERC CIP sector specific mandates).
Collaborate with engineering operations and IT teams to embed security into the OT lifecycle and drive security awareness among plant personnel.
Site specific OT AD RODC per site isolated child domain mirroring Impact AD OT Forest
New connection to OT infrastructure services i.e. user identification authentications time synchronisation central data logging Backup DR
- Phase wise OT asset integration: endpoint mapping app move groups cutover management
OT network refresh macro segmentation and VLAN based zoning aligned to IEC 62443
GxP validation support Template updates compliance documentation and IQ OQ per site
Mapped all MES Serialization and Automation systems assessed impact on Enterprise Infrastructure
OT asset migration from shared IT to dedicated OT cutovers aligned to planned outages
关于高知特 (Cognizant)
高知特(Cognizant)（纳斯达克代码：CTSH）作为一家AI Builder和相关技术服务提供商，致力于通过打造全栈AI解决方案，帮助企业将人工智能投资转化为实际价值。公司凭借深厚的行业经验、流程优化和工程技术专长，将企业独特的业务场景融入科技系统，赋能组织释放人才潜能，推动切实成果，并帮助全球企业在瞬息万变的环境中保持领先。如需了解更多详情，敬请访问 cognizant.ai 或关注@cognizant。
补充雇佣信息
薪酬信息截至本职位发布之日为准。Cognizant 保留在适用法律允许的范围内随时修改该信息的权利。
申请人可能需要通过现场面试或视频会议的方式参加面试。此外，候选人在每次面试时可能需要出示其当前所在州或政府签发的有效身份证件。
Cognizant 是一家提供平等就业机会的雇主。在招聘过程中，您的申请和候选资格不会因种族、肤色、性别、宗教、信仰、性取向、性别认同、国籍、残疾、遗传信息、怀孕、退伍军人身份或任何其他受联邦、州或地方法律保护的特征而受到影响。
