We are looking for Senior Mainframe Network Administrator - Remote / Telecommute for our client in New York City, NY
Job Title: Senior Mainframe Network Administrator - Remote / Telecommute
Job Location: New York City, NY
Job Type: Contract
Pay Range: $66.00hr - $71.00hr
Job Overview:
The Mainframe Network Administrator will manage, support, and modernize the mainframe networking environment. The candidate will design, configure, and support mainframe network infrastructure including VTAM, NCP, SNA, and TCP/IP, and will troubleshoot session-level connectivity and session management functions using CA TPX, CL/SuperSession, and related tools. Strong verbal and written communication skills are required; previous session management migration experience is a plus. The candidate will lead and execute the migration of session management and networking tools to updated or consolidated platforms, ensuring session continuity and minimal business disruption. Duties include configuring CA TPX and CL/SuperSession for session routing, security, and user access; planning, testing, and implementing cutover and rollback strategies; coordinating timelines, dependencies, and risk mitigation with vendor teams and internal stakeholders; monitoring session performance pre- and post-migration; and maintaining configuration and procedure documentation. The role also ensures security, audit, and regulatory compliance while providing L2/L3 support on an on-call rotation.
Required Skills:
- 8+ years hands-on experience in mainframe networking.
- Strong expertise in SNA and TCP/IP protocols.
- Proficiency in CA TPX and CL/SuperSession configuration, administration, session routing, and troubleshooting.
- Experience with session management tool and network software migration.
- Demonstrated capability in session continuity and cutover/rollback planning.
- Hands-on experience with VTAM, NCP, and Communications Server for z/OS.
- Strong capabilities in troubleshooting, documentation, and stakeholder communication.
- Ability to lead migrations end-to-end, including validation.
Desired Skills:
- Experience with z/OS and related mainframe operating environments.
- High expertise in handling tools like CA TPX and CL/SuperSession.
- Experience migrating to CL/SuperSession from other platforms.
- Knowledge of network security protocols and compliance frameworks.
Additional or Advantageous Skills:
- Experience in BFSI, healthcare, or large enterprise mainframe estates.
- Background in vendor tool transition and vendor coordination.
- Experience providing L2/L3 support and participating in an on-call rotation.
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Benefits
Our Benefits Include:
- Medical, Dental, and Vision Insurance
- 401(k) Retirement Plan
- Health Savings Account (HSA)
- Disability Insurance (Short-Term and Long-Term)
- Life and AD&D Insurance
- Paid Sick Leave (where required by applicable state or local law)
- Supplemental Insurance Plans
- Identity Theft Protection
- Pet Insurance
- Employee Wellness Programs
- Employee Assistance Program (EAP)
- Career Growth and Professional Development Opportunities
Disclaimer: Benefits eligibility, accrual rates, and usage limits may vary based on employment status, length of service, and work location. Paid Sick Leave is provided in strict accordance with applicable state and municipal mandates. Cynet Systems Inc. reserves the right to modify, amend, or terminate any benefit plans at any time in accordance with applicable laws.
About Cynet Systems
Founded in 2010 and headquartered in the Washington, DC metro area, Cynet Systems Inc. is a leading technology staffing and workforce solutions company serving Fortune 500 companies, government agencies, and enterprise organizations across the United States and Canada. We deliver agile, scalable talent solutions across IT, engineering, life sciences, clinical, and professional staffing, powered by a high-performing recruitment engine operating across North America and Asia.
As a nationally and locally certified Minority Business Enterprise (MBE), Cynet Systems is committed to helping organizations build high-performing teams while empowering professionals to grow rewarding careers. Our organization is certified to ISO 9001, ISO 14001, ISO 27001, and SOC 2 Type II standards, reflecting our commitment to quality, security, operational excellence, and customer success.
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