Qweza AB

OT Cyber Security Engineer – Substation Automation Key Responsibilities: 1. Security Audits Identify vulnerabilities in IEC 61850-based communication, RTUs, IEDs, and SCADA networks. Assist to perform penetration testing and red teaming for substation control environments. Perform technical audits of SCADA devices and networks, and any other connected networks, to identify security concerns. Evaluate security compliance with NERC CIP, IEC 62443, and IEEE standards. Support Global Projects by adapting HVDC Cyber security for SCADA & HMI. 2. Security Implementation & Architecture Design and implement segmented network architectures for substations (firewalls, DMZs, VLANs). Secure IEC 61850 protocols (GOOSE, MMS, SMV) to prevent cyber-attacks. Deploy Intrusion Detection Systems (IDS), Security Information and Event Management (SIEM), and Endpoint Protection for OT environments. Harden SCADA servers, HMIs, and substation gateways against cyber threats. Develop architecture & functional descriptions for Functions / Solutions for future HVDC in cyber security technologies. Evaluate and strengthen the security of any connections to the SCADA network. Monitor and Validate third party security patches to ensure that reliability of the system is maintained. Implement the security features provided by device and system vendors. 3. Incident Response & Threat Management Develop and test Incident Response Plans (IRP) for cyber events in substations. Monitor threat intelligence and assess the impact of cyber threats on energy transmission systems. Assist in forensic investigations of cybersecurity incidents in substations. Implement Zero Trust Architecture (ZTA) and role-based access control (RBAC) in substation networks. 4. Compliance & Regulatory Alignment Ensure compliance with NERC CIP (Critical Infrastructure Protection) for bulk electric systems. Align cybersecurity controls with IEC 62443, ISO 27001, and IEEE 1686. Assist in audit preparation and regulatory reporting for utilities and power grid operators. 5. Collaboration & Stakeholder Engagement Work with utility companies, regulators, and vendors to enhance grid cybersecurity. Participate in industry working groups (NERC, IEEE, ISA, EPRI) to influence cybersecurity standards. Support projects in resolving the issues related to Cyber security Functions. Required Skills : Technical Skills Deep understanding of substation automation (IEC 61850, DNP3, Modbus, MMS, GOOSE messaging). SCADA, RTU, IED, and EMS security expertise. Network security (firewalls, IDS/IPS, VPNs, NAC) in OT environments. Vulnerability assessment and penetration testing of OT/ICS systems. Experience with SIEM, log management, and anomaly detection tools.

Job Title: Senior Automation Engineer SCADA About the Role: We are seeking a highly analytical and experienced Senior Automation Engineer SCADA to ensure the efficient, reliable, and secure operation of our SCADA networks and Substation Automation Systems (SAS). The ideal candidate will be a technical expert capable of leading projects from bay to entire substation SAS/SCADA design and commissioning. Key Responsibilities & Core Requirements: HVAC Substation Automation: Core Knowledge and Hands-on experience in HVAC Substation Automation. System & Network Mastery: Extensive SCADA, RTU, PLC, Networking, and Protocol expertise. Familiarity with multi-vendor systems (such as ABB RTU, Schneider PACiS, or MicroSCADA) and PLC programming is highly valued. Design & Commissioning: Hands-on experience in design and commissioning of HVAC Substations (specifically 66/132kV). This must include IED Communication configuration, signal testing, SCADA Configuration, Data concentrator configuration, along with Protocol conversion knowledge and hands-on experience. Process & Risk Management: Able to follow the process, identify gaps and risks, and propose solution recommendations to ensure the operational integrity of our SAS/SCADA systems remains optimal. Protocol Proficiency: Competence in configuring and troubleshooting standard industry protocols, including IEC61850, IEC60870-5-101, IEC60870-5-104, DNP3, and Modbus. Testing & Execution: Preparation of signal lists, commissioning reports, and active participation in Factory Acceptance Testing (FAT) and Site Acceptance Testing (SAT). Cybersecurity & Networking: Enforcement of cybersecurity adherence, user profile management on SAS systems, and configuration of Ethernet switches, VLANs, and network redundancy. Why Join Us? As a Senior Automation Engineer, you will provide expert advice on SAS/SCADA best trends, taking on a crucial role in project scoping, supervision, and the management of major SCADA project works. If you have a proven track record of maintaining conducive operational environments and delivering high-quality automation engineering solutions, we encourage you to apply.