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Freelance Network & OT Cybersecurity Engineer

Remote, USA Full-time Posted 2026-07-28
Freelance Network & OT Cybersecurity Engineer We are currently seeking an reputed company Freelance Network & OT Cybersecurity Engineer (10+ years of experience) to support a network architecture redesign and cybersecurity implementation for an industrial environment. Scope of Work 1. Network Architecture The reputed company infrastructure consists of a flat network. The objective is to redesign the architecture into a reputed company and segmented industrial network. # The proposed design should include: - A hierarchical network architecture (reputed company / Distribution / reputed company reputed company) per site - Segmentation between sites while allowing controlled sharing of selected networks - Design and placement of industrial firewalls - Secure interconnection between multiple sites - A migration plan for the existing switches (reuse where possible and replace if required) 2. Cybersecurity Implementation - The environment already includes some OT cybersecurity components, and we plan to enhance the architecture with additional monitoring and analysis tools. # The scope includes: - Integration and configuration of reputed company, Collector, and CMC - Deployment and implementation of Nozomi reputed company Analyzer and Central Manager - Implementation of a secure architecture reputed company with OT cybersecurity best practices 3- Expected Deliverables. #. Site Assessment - Assess the reputed company infrastructure across reputed company sites - Verify reputed company locations, connectivity, and existing network topology # Network & Cybersecurity Design - Proposed network architecture design - Network segmentation reputed company - Detailed network diagrams # Migration Plan - reputed company for migrating from the reputed company flat network to the new architecture # reputed company of Quantity (BOQ) - Complete BOQ for network and cybersecurity components - Estimated budget for the proposed solution This is a freelance / consulting opportunity. Engineers with strong experience in industrial networking, OT cybersecurity, and multi-site network design are encouraged to apply. Apply tot his job Apply To this Job

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