OT Security Architect (Domain Architect)

Location: Houston
Posted on: June 23, 2025

Job Description:

We are looking for the right people - people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the world's largest providers of products and services to the global energy industry. Job Duties and Qualifications The OT Security Architect at Halliburton, you will play a pivotal role in shaping the architecture of our operational technology systems. This position sits at the intersection of technology, security, and innovation, making it a critical role in safeguarding our operations. Roles & Responsibilities Architectural Leadership: Lead the design and development of secure and resilient OT solutions, ensuring alignment with business objectives and industry best practices. Lead the design and execution of secure and resilient OT solutions (e.g. network segmentation, zero trust, vulnerability management, endpoint protection, remote access, IAM, IDS) ensuring alignment with business objectives and industry best practices like NIST and ICE 62443 Technical Expertise: Serve as a subject matter expert in OT security, providing guidance and mentorship to the OT security architect team. Solution Design: Collaborate with cross-functional teams to design and implement robust OT security solutions, considering the evolving threat landscape and emerging technologies. Risk Assessment: Conduct risk assessments and vulnerability analyses of OT systems, recommending mitigation strategies and proactive security measures. Technical Documentation: Create and maintain detailed architectural documentation, ensuring clarity and compliance with company standards. Collaboration: Work closely with stakeholders, including IT, engineering, and business units, to integrate security requirements into the OT ecosystem. Innovation: Stay abreast of industry trends and emerging technologies in OT security to drive innovation and continuous improvement. Incident Response: Collaborate with the incident response team to develop and test incident response plans for OT systems, as well as assist with remediating gaps identified in our OT architecture through real incidents, audits, assessments, or exercises. Work cross functionally with other business departments and architecture teams to align activities and deliverables. Qualifications Bachelor's/Master's Degree in a relevant field (e.g., Cybersecurity, Product Manufacturing, Computer Science, etc.); or a comparable level of expertise gained through on the job experience. Relevant industry certifications such as CISSP, GICSP, GRID, or similar Extensive experience in architecting and securing complex OT environments. Familiarity with industry-specific standards and regulations (e.g., NIST, IEC 62443). Previous experience in the oil and gas or manufacturing sector. Experience with advanced security technologies such as anomaly detection and threat intelligence. Strong problem-solving abilities and a track record of delivering innovative solutions. Proven experience as an OT solutions architect, or comparable position, with a focus on security Strong knowledge of industrial control systems (ICS), SCADA, and Operational Technology environments Expertise in cybersecurity principles and practices related to OT environments. Exceptional leadership, communication, and interpersonal skills. Ability to collaborate effectively across teams and influence decision-makers. Must be willing to travel based on project requirements. Joining the Halliburton OT Security Team as an OT Security Architect provides a unique opportunity to contribute to the security and resilience of critical infrastructure in the energy sector while leading a team of talented professionals. If you are passionate about OT security, possess strong architectural expertise, and want to make a significant impact, we encourage you to apply and be part of our mission. This position will report directly to the Director of OT Security. Halliburton is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, disability, genetic information, pregnancy, citizenship, marital status, sex/gender, sexual preference/ orientation, gender identity, age, veteran status, national origin, or any other status protected by law or regulation. Location 3000 N. Sam Houston Parkway E., Houston, Texas, 77032, United States Job Details Requisition Number: 195166 Experience Level: Experienced Hire Job Family: Support Services Product Service Line: Information Technology Full Time / Part Time: Full Time Additional Locations for this position:

Keywords: , Pasadena , OT Security Architect (Domain Architect), IT / Software / Systems , Houston, Texas