Senior .NET Technical Engineer – Fiserv FraudGuard

Location: Boston, MA Salary: $60.00 USD Hourly - $64.00 USD Hourly Description: Network Security Engineer (Firewall Engineering) We are not accepting C2C or 1099 arrangements. Locations Preferred: Charlotte, NC (Brevard), Irving, TX (Las Colinas), Chandler, AZ Additional Consideration: Boston, MA Overview We are seeking a Network Security Engineer with strong expertise in firewall technologies to join a large-scale enterprise environment. This role is focused on firewall engineering, not f

Job Title: Sr. Principal C#/.NET Engineer (Mission-Critical Systems) Role Overview We are seeking a seasoned Sr. Principal C#/.NET Engineer to lead the modernization and enhancement of a large-scale, mission-critical security integration platform. This is a high-impact technical role for a "heavy hitter" who thrives on solving deep architectural challenges and debugging complex, distributed systems. You will be responsible for accelerating the delivery of high-priority features while ensuring t

Basic Qualifications Bachelor's degree in Electrical or Computer Engineering, or a related Science, Engineering or Mathematics field, plus a minimum of 8 years of relevant experience; or Master's degree plus a minimum of 6 years of relevant experience. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is obtainable within a reasonable amount of time after hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requir

Required Qualifications 5+ years of experience in security or network engineering, including hands-on experience with Netskope or a comparable SSE/SASE platform (e.g., Zscaler, Palo Alto Prisma Access). Bachelors degree in Computer Science, Information Security, or a related field, or equivalent practical experience. Hands-on experience administering or engineering Netskope in an enterprise environment, including tenant configuration, policy management, troubleshooting, and operational suppor