Fulltime Role : : Mainframe Support System Programmer in TX / NY / MO (Onsite) : : USC & GC Only

Job Title : Senior System Programmer- Mainframe Support

Location : Onsite in League City TX, Albany NY, and Springfield MO

Duration : Fulltime Role

Interview : Video Interview

Visa - USC & GC Only

Job Description

Our client is an industry-leading organization is looking for a Senior Systems Programmer with deep expertise in Mainframe Support, Z / OS Systems Programming, and Enterprise Storage Administration. This is a high-impact role supporting mission-critical infrastructure across a large, stable environment.

If you're a seasoned mainframe professional who thrives in complex technical landscapes-solving problems, optimizing performance, and delivering high availability-this opportunity checks all the boxes.

Top Technologies : Mainframe programmer, Z / OS systems programmer, mainframe support, storage administration, SMS, HSM, DS8000, TS7700, enterprise storage, mainframe engineer, FDR, tape management, ServiceNow, mainframe upgrades, Z / OS tuning, mainframe jobs, senior systems programmer.

Key Responsibilities :

• Lead mainframe storage administration including SMS, HSM, DS8000, TS7700, tape systems, allocation, DR, and backup / recovery
• Manage tickets, incidents, and escalations in ServiceNow
• Perform upgrades, installations, and tuning for Z / OS and third-party mainframe tools
• Troubleshoot performance issues and conduct root cause analysis in large-scale environments
• Collaborate with cross-functional teams-application programmers, infrastructure engineers, platform architects, and operations
• Support critical workloads in a high-uptime, enterprise environment

Required Experience & Technical Skills :

Why This Role Stands Out : - If you're searching for a stable, long-term home where your mainframe expertise is recognized and valued, look no further. This organization offers :

Competitive Benefits

Medical, dental, and vision coverage

Company-paid basic life insurance

401(k) with employer contributions

Generous PTO bank + paid holidays

Relocation assistance

Casual dress code and flexible work culture

Strong Culture & Career Growth

Supportive, people-first leadership

Emphasis on work-life balance

Clear career pathways and professional development

Stable, well-funded environment with long-term job security

Collaborative team environment where your expertise influences real decisions

Work Environment : - You'll be part of a high-performing infrastructure and mainframe engineering group supporting large-scale Z / OS environments. This is a role where technical mastery, initiative, and problem-solving are rewarded.

Equal Opportunity : - This employer is committed to creating an inclusive, equitable workplace and provides reasonable accommodations upon request.