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MAIN PURPOSE OF JOB: To review the current OT/IT boundary Firewall rule set and to remove overly permissive rules, remove any rules that have not had any hits and to ensure the rule set is efficient and providing a security controls at the boundary of OT/IT. Working with business subject matter experts to understand what rules are required and to provide security knowledge to ensure rules are only doing what they are setup to do. Create process/procedure documentation to improve the security. KEY RESPONSIBILITIES KNOWLEDGE, SKILLS, AND EXPERIENCE: Working with OT/IT subject matter experts to... more ->