Operational Technology (OT) Cybersecurity & Infrastructure Specialist (Vicente López)
- Vicente López, Provincia de Buenos Aires
- Permanente
- Tiempo completo
The adecuado candidate brings deep technical knowledge across ICS/SCADA systems, industrial networking, wireless OT systems, and cybersecurity frameworks such as SANS ICS, IEC 62443, NIST 800-82, and CIS Controls — with proven experience in greenfield and brownfield deployments, OT modernization, and security integration projects1. IT-OT Infrastructure & Operations- Design, implement, and maintain secure IT-OT infrastructure ensuring reliability, performance, and cyber resilience.
- Provide expert technical support and resolve complex IT-OT integration and security issues to minimize downtime.
- Maintain a comprehensive asset inventory (wired, wireless, and IIoT) for visibility and configuration management.
- Act as a subject matter expert (SME) in OT security and infrastructure lifecycle management.2. OT Cybersecurity Governance & Implementation- Develop, implement, and enforce cybersecurity policies and standards in alignment with SANS , IEC 62443 , NIST , and CIS frameworks.
- Conduct security assessments, audits, and compliance reviews across control networks and critical systems.
- Integrate IDS/IPS and SIEM solutions to monitor and detect OT-specific cyber threats.
- Utilize OT cybersecurity monitoring tools (e.g., Dragos, Nozomi, Claroty, Armis ) for continuous threat visibility and anomaly detection.
- Use network and infrastructure monitoring platforms (e.g., SolarWinds, Zabbix, NetBrain ) for performance tracking, topology mapping, and proactive incident management.
- Maintain measurable compliance and security posture reporting for enterprise and regulatory requirements.3. Secure OT Migration & Deployment (Greenfield / Brownfield Projects)- Lead secure OT migration initiatives for modernization or technology upgrades.
- Design greenfield OT environments with security integrated from concept to commissioning.
- Assess and retrofit brownfield environments , addressing vulnerabilities in legacy systems.
- Develop and execute migration roadmaps aligned with Purdue Model (Levels 0–5) for secure network segregation.
- Collaborate with engineering and operations teams to ensure secure deployment of new OT technologies .4. Security Architecture & Purdue Model Segmentation- Architect secure OT network topologies aligned with the Purdue Enterprise Reference Architecture (PERA) .
- Implement network segmentation (zones and conduits) to isolate critical control systems and prevent lateral movement.
- Configure and deploy firewalls, VLANs, routers, and switches using Cisco , Palo Alto Networks , or equivalent solutions.
- Conduct network segmentation reviews to ensure compliance with IEC 62443 and enterprise policies.
- Develop and document zoning, conduit policies, and access controls for OT systems.5. Wireless and IIoT Security- Design and secure wireless OT communications (Wi-Fi, Bluetooth, LoRa, Zigbee, 4G/5G) used in IIoT and industrial telemetry.
- Implement wireless security controls such as 802.1X authentication, WPA3-Enterprise, and NAC.
- Perform wireless vulnerability assessments to detect rogue access points, weak encryption, or interference risks.
- Integrate wireless telemetry systems with enterprise SIEM and SOC platforms for unified visibility.6. Threat, Risk, and Control Management- Identify threats, vulnerabilities, and attack paths specific to industrial control systems and connected OT assets.
- Build security control libraries, design patterns, and reusable best practices mapped to industry standards.
- Evaluate and optimize existing controls and defense mechanisms to ensure a multi-layered security posture.
- Provide detailed configuration and deployment playbooks for consistent and secure implementation.7. Integration, Collaboration & Continuous Improvement- Collaborate with IT, OT, and engineering teams to align cybersecurity architecture with operational and business objectives.
- Identify and remediate security gaps in solution designs, ensuring effective risk management.
- Support integration of OT monitoring platforms with enterprise-level analytics and response systems.
- Demonstrate operational excellence and continuous improvement across all project phases and engagements.Qualifications & Skills:- Education: Bachelor’s or Master’s in Computer Science, Electrical, Electronics, or Industrial Engineering.
- Experience: 5–10 years in OT/ICS cybersecurity, network engineering, or industrial automation.Certifications (Preferred):- SANS GICSP , GRID , GIAC ICS Defender , GCIP
- CISSP , CISM , CEH , CompTIA Security+ / CySA+
- ISA/IEC 62443 Expert / Practitioner
- Cisco CCNP Security , Palo Alto PCNSE , CWSP / CWNA (for wireless OT)Technical Competencies:- Deep expertise in ICS/SCADA, DCS, and PLC systems (e.g., Siemens, Rockwell, Schneider).
- Proficient in industrial protocols (Modbus, DNP3, OPC-UA, Profinet, EtherNet/IP).
- Experience with network segmentation and Purdue Model architecture (Levels 0–5).
- Skilled in OT visibility and monitoring tools:
- Dragos , Nozomi Networks , Claroty , Armis (for OT cybersecurity and asset discovery).
- SolarWinds , Zabbix , NetBrain (for network performance monitoring and topology mapping).- Hands-on experience with firewalls, IDS/IPS, SIEM, NAC, and VPNs in OT/industrial environments.
- Knowledge of wireless OT security , IIoT device hardening , and cloud-connected OT visibility .
- Familiar with risk management, threat modeling, and incident response for OT systems.Soft Skills:- Strong analytical and problem-solving mindset.
- Excellent communication and stakeholder coordination skills.
- Ability to balance security rigor with operational uptime.
- Commitment to security-by-design , documentation, and continuous improvement.- Understand the importance of have a correct information management
- Knowledge of Information Security and Data Protection
- Correct Information Security ManagementAll qualified applicants will receive consideration for employment at PwC without regard to ethnicity; creed; color; religion; national origin; age; disability; neurodiversity; sexual orientation; gender identity or expression; marital; or any other status protected by law. PwC is proud to be an inclusive organization and equal opportunity employer.Travel RequirementsNot SpecifiedJob Posting End Date
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