Network Systems Engineer

Job Title: Senior Network Systems Engineer – SCADA Operations Position Type: Contract – 12 Months Client Location: Philadelphia, PA - Onsite Job Description Client is seeking a highly experienced Senior Network Systems Engineer to support and maintain mission-critical Train Control and SCADA systems for a major transportation client in Philadelphia, PA. This role involves administering and upgrading network infrastructure, RedHat and Windows-based systems, and ensuring 24/7 availability and cybersecurity of real-time train control operations. The ideal candidate has deep experience with SCADA environments, network architecture, and infrastructure security, and thrives in a high-stakes, collaborative setting with both technical teams and operational leadership. Key Responsibilities: Lead technical efforts to maintain and enhance Train Control and SCADA system infrastructure. Ensure 24/7 availability of four critical Train Control System facilities and their supporting network infrastruc...