OT Cybersecurity Architect

We are seeking an exceptional Linux Security Architect to secure their next-generation battery energy storage platforms. This critical role focuses on designing and implementing comprehensive security architecture for Linux-based control systems. The ideal candidate will be a Linux hardening specialist with deep expertise in securing enterprise systems – candidate will lead the implementation of security controls throughout the platform, ensuring energy storage solutions meet the highest cybersecurity standards while maintaining operational excellence.

Key Responsibilities

• Lead enterprise-wide Linux hardening initiatives including OS-level security configurations, secure boot implementation, and kernel security enhancements
• Design and enforce file system security policies, implement robust logging and auditing mechanisms, and establish continuous monitoring frameworks
• Harden network stack configurations including firewall rules, secure protocol implementations, and network segmentation strategies
• Develop and maintain Linux hardening baselines, security benchmarks and automated compliance validation frameworks
• Minimize attack surface through service reduction, secure default configurations, and elimination of unnecessary software components
• Design and implement secure architectures for visualization platforms and monitoring systems
• Develop and implement security controls for web-based UI/UX operational dashboards
• Collaborate with development teams to embed security into web applications, ensuring secure coding practices and OWASP compliance
• Develop and maintain security policies, procedures, and technical documentation
• Perform regular vulnerability assessments, penetration testing coordination, and security gap analysis
• Stay current with emerging threats, vulnerabilities, and security technologies relevant to Linux environments

Mandatory Skills

• Linux Architecture & Security
• Linux Hardening
• DevSecOps Integration
• MQTT Protocol Understanding
• UI/UX Protocol Understanding
• Web Application Understanding

Good-to-Have Skills

• OT/ICS Cybersecurity Architecture Design
• SCADA Security (Linux-Based Control Systems)
• IEC 62443 Implementation & Compliance
• Defense-in-Depth Security Architecture for OT environments
• OT Security Monitoring & Incident Response
• OT Risk Assessment & Management Frameworks
• Experience with critical infrastructure systems
• Energy / Battery Storage / Renewable Energy Domain Experience
• Advanced UI/UX Security
• SIEM & SOAR Platforms (Splunk, QRadar, Sentinel)
• Advanced Threat Intelligence & Threat Hunting
• Endpoint Detection & Response

Required Qualifications

Education & Experience

• Bachelor's degree in Computer Science, Cybersecurity, Information Technology, Engineering, or related field
• 10-12+ years of experience in cybersecurity
• Expert-level knowledge of Linux system hardening and secure configuration
• Experience securing web-based applications and UI/UX systems with knowledge of OWASP Top 10
• Strong understanding of network security principles including firewalls, VPNs, network segmentation, and secure protocols

Preferred Qualifications

• Master's degree or Bachelor Degree in Cybersecurity, Computer Science, or related technical field
• Professional certifications such as GICSP (Global Industrial Cyber Security Professional), CISSP, CISM, CEH, or OSCP
• Specific experience in the energy sector, renewable energy, or battery energy storage systems