Staff Network Architect - Ot/Scada On.EnergyStaff Network Architect - Ot/ScadaHouston, TXRecommend network and infrastructure equipment: industrial switches, routers, firewalls, media converters, gateways, to include weighing environmental ratings, form factor, PoE budgets, protocol support, lifecycle, and spares. Know the protocols in our stack: Modbus TCP/RTU, DNP3, IEC 61850, IEC 60870-5-104, OPC UA, MQTT, to include their bandwidth, timing, and segmentation implications, and how to troubleshoot them at the packet level.
Senior Cybersecurity Engineer - Ot/Scada On.EnergySenior Cybersecurity Engineer - Ot/ScadaHouston, TXProtocols & networking: Modbus TCP/RTU, IEC 61850, OPC UA, with awareness of IEEE 2030.5 and SunSpec for DER; managed industrial switches and firewalls (Cisco, Fortinet, Palo Alto, Moxa, Tofino), VPN architectures, and data-diode gateways. OT security platforms: Hands-on with a passive monitoring and asset discovery platform (Nozomi, Claroty, Dragos, Tenable OT, Forescout, Cisco Cyber Vision) or open-source equivalents (Zeek, Suricata, Wireshark, Wazuh), plus SIEM/log aggregation, PKI/CA tooling, and a remote access or PAM platform.
OT Systems Engineer On.EnergyOT Systems EngineerHouston, TXRemoteThe OT Systems Engineer is responsible for deploying, configuring, and supporting operational technology (OT) networks for utility-scale Battery Energy Storage System (BESS) projects. Deploy and configure OT network infrastructure for BESS projects, including switches, routers, firewalls, cellular devices, and site communications equipment.
Senior Operational Technology (OT) Analyst Crescent Energy ManagementSenior Operational Technology (OT) AnalystHouston, TexasThe Senior OT Support Analyst is responsible forthe administration, support, maintenance, and continuous improvement of Operational Technology (OT) systems that enable safe, reliable, and efficient upstream oil and gas operations. This individual will work closely with Operations, Production Engineering, Field Automation, and IT teams to ensure OT systemsremainsecure, available, and optimized while supporting the organization's digital transformation initiatives.
Senior OT Cybersecurity Specialist - NERC CIP Jacobs Solutions IncSenior OT Cybersecurity Specialist - NERC CIPHouston, TX$150,000–$175,000 / yearCoordinate recurring compliance activities such as access reviews, account management, patch evaluations, malicious code prevention, security event monitoring, ports and services reviews, backup and recovery testing, vulnerability assessments, and change-control evidence. At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.
OT Systems Engineer ON.energyOT Systems EngineerHouston, TexasRemoteThe OT Systems Engineer is responsible for deploying, configuring, and supporting operational technology (OT) networks for utility-scale Battery Energy Storage System (BESS) projects. Deploy and configure OT network infrastructure for BESS projects, including switches, routers, firewalls, cellular devices, and site communications equipment.
Consulting Manager (ADMS/DERMS/OT) Black & Veatch Holding CoConsulting Manager (ADMS/DERMS/OT)Houston, TXJoin Black & Veatchs growing Infrastructure Advisory business and use your talents and expertise to deliver innovative solutions that drive measurable results for our clients, with the opportunity to grow your skills, expand your professional network, and shape a rewarding career path aligned with your aspirations. Grid Modernization Technologies, Advanced Distribution Management System, Distributed Energy Resource Management System, Automated Metering Infrastructure) and/or Utility IT Transformation (Enterprise Asset Management, Work Management, Customer Information Systems, ERP).
OT Security Engineer Ag SolutionOT Security EngineerHouston, TexasProactive in client meetings, takes initiative during commissioning, testing, and audit phases to flag risks early, propose solutions, and keep stakeholders aligned rather than waiting to be asked. Hands-on experience with Nozomi Networks solutions (e.g., Guardian) for network traffic analysis, anomaly detection, and asset visibility in industrial/OT environments is a plus.
OT Business Analyst GlobalchannelmanagementOT Business AnalystHouston, Texaso Develop and recommend strategies for a long-term roadmap to optimize OT systems across in-scope facilities, ensuring alignment with business objectives. OT Business Analyst duties: o Gather and analyze business requirements related to existing OT (Operational Technology) systems across multiple sites.
OT Analyst/Consultant (Remote) Accenture PlcOT Analyst/Consultant (Remote)Houston, TXRemoteIdeal candidates for this category have previous experience, one or more of the following: Intelligence analysis and reporting using various cyber intelligence models and frameworks is also desired OT security sensor/tool deployment, OT networks, systems, and devices and how convergence, integration, and digitalization impact the OT attack surface throughout multiple industries OT security program/governance development. We hire the very best security talent and arm them with the coolest tools and latest tech so they can help our clients build resilience as we create integrated, customized turnkey solutions.
OT Cybersecurity Senior Manager Accenture PlcOT Cybersecurity Senior ManagerHouston, TXAccenture is a leading solutions and services company that helps the world's leading enterprises reinvent by building their digital core and unleashing the power of AI to create value at speed across the enterprise, bringing together the talent of our approximately 800,000 people, our proprietary assets and platforms, and deep ecosystem relationships. Our OT Security practice delivers program-scale cybersecurity outcomes to critical infrastructure owners across energy, utilities, oil & gas, manufacturing, water, and life sciences-combining deep domain expertise with the scale and innovation that only Accenture can bring.
OT Cybersecurity Consultant Accenture PlcOT Cybersecurity ConsultantHouston, TXAccenture is a leading solutions and services company that helps the world's leading enterprises reinvent by building their digital core and unleashing the power of AI to create value at speed across the enterprise, bringing together the talent of our approximately 800,000 people, our proprietary assets and platforms, and deep ecosystem relationships. Our OT Security practice works at the intersection of operational technology and cybersecurity-helping critical infrastructure owners across energy, utilities, oil & gas, manufacturing, water, and life sciences defend what matters most.
Senior IT/OT Network Architect Yantran LLCSenior IT/OT Network Architecthouston, TXDefine network segmentation strategy (ISA/IEC 62443 zones and conduits model) to isolate critical OT assets and control east-west traffic. Design and implement a segmented OT network architecture transitioning from flat Layer 2 networks to SD-WAN-enabled, zone-based architectures.
OT Cybersecurity Specialist W&T Offshore IncOT Cybersecurity SpecialistHouston, TXPOSITION SUMMARY: The OT Cybersecurity Specialist plays a pivotal role in safeguarding Operational Technology (OT) environments, with a focus on Industrial Control Systems (ICS) and critical infrastructure in an offshore environment. This position ensures the secure and resilient operation of physical processes by implementing robust cybersecurity measures, conducting assessments, and leading incident response efforts.
OT Applications System Developer Tallgrass Energy LPOT Applications System DeveloperLakewood, TX$85,300–$136,500 / yearSitting; standing; walking or moving throughout facility; driving; talking; seeing (specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception and ability to adjust focus); hearing; feeling; bending or stooping; squatting or crouching; reaching; kneeling; pushing; pulling; lifting up to 25 lbs. Engaged in the collection and interpretation of functional users' requirements and participation in the identification, technical translation, development, and implementation of solutions to meet those needs, primarily as they relate to bolt-on applications, interfaces between the systems, reporting and data collection for various internal and external audit requests.
OT Cyber Security Architect PTS AdvanceOT Cyber Security ArchitectHouston, TXProvide architectural guidance for Industrial Intrusion Detection Systems (IDS), Network Detection and Response (NDR), OT asset discovery platforms, Industrial vulnerability management, Secure remote access platforms, OT Security Information and Event Management (SIEM) integration, Security orchestration and response for OT environments, and Passive network monitoring technologies. The OT Security Architect partners with Operations Technology, Engineering, Pipeline Operations, Infrastructure, Network Engineering, Cloud Engineering, Security Operations, Enterprise Architecture, and third-party vendors to develop secure OT architectures that reduce cyber risk without impacting operational availability.
IT/OT Specialist PanelmaticIT/OT SpecialistHouston, TXThis role is responsible for designing, implementing, and supporting integrations between enterprise applications such as ERP, MES, PLM, CAD/CAM, quality systems, and industrial equipment on the manufacturing floor. Design, develop, implement, and maintain integrations between enterprise applications including ERP, MES, PLM, CAD/CAM, Quality Management Systems (QMS), and other manufacturing-related platforms.
OT Business Analyst (16759-1) Houston, TX ESRhealthcare and EXEC STAFF RECRUITERSOT Business Analyst (16759-1) Houston, TXHouston, TexasExperience level: Mid-senior Experience required: 10 Years Education level: Bachelors degree Job function: Information Technology Industry: Information Technology and Services Pay rate: $60 per hour Total position: 1 Relocation assistance: No Visa sponsorship eligibility: No. Develop and recommend strategies for a long-term roadmap to optimize OT systems across in-scope facilities, ensuring alignment with business objectives.
Senior OT Security Analyst Fervo EnergySenior OT Security AnalystHouston, TXThis analyst evaluates OT architectures and data flows, supports secure commissioning and change management, improves asset and configuration visibility, governs remote and vendor access, develops monitoring and incident-response capabilities, and maintains risk and remediation records. The role partners with Operations, OT and controls engineering, project delivery, IT, enterprise cybersecurity, compliance, legal, and third parties to translate OT security program objectives into durable technical controls, operating processes, and defensible evidence.
OT Security Analyst Noble CorporationOT Security AnalystHouston, TXDemonstrated experience in implementing and managing at least 9 of the following security defenses: Intrusion detection and prevention systems, Endpoint monitoring, Data loss prevention, Firewalls, Security Information and Event Management, Network tabs, traffic aggregators and filters. Noble performs, through its subsidiaries, contract drilling services with a fleet of offshore drilling units focused largely on ultra-deepwater and high specification jackup drilling opportunities in both established and emerging regions worldwide.