Senior Infrastructure Engineer - Mainframe / Hogan Support (contract)

About the role

We are seeking a Senior Infrastructure Engineer with deep Mainframe expertise to support and enhance critical banking platforms within a highly regulated financial services environment. This role provides senior-level engineering support for mission-critical Hogan Mainframe applications and infrastructure, ensuring platform reliability, availability, security, and operational stability. The ideal candidate will bring strong technical leadership, excellent communication skills, and a collaborative mindset while working across infrastructure, application development, production support, and business teams. Duration: 18 months (possibility of conversion or extension). Work Engagement: W2.

Responsibilities

• Provide technical leadership and subject matter expertise for the Hogan Mainframe environment, ensuring platform stability, resiliency, and performance.
• Support, maintain, and enhance Mainframe infrastructure technologies, including z/OS, MQ, CICS, IMS, DB2, and related middleware.
• Lead troubleshooting efforts for complex production incidents, service degradations, and critical outages.
• Participate in a rotating on-call support schedule and respond rapidly to production issues impacting critical business systems.
• Perform root cause analysis and implement long-term corrective actions to improve platform reliability.
• Design, implement, test, and support infrastructure upgrades, maintenance activities, and modernization initiatives.
• Develop and maintain JCL, automation scripts, operational procedures, and recovery processes.
• Partner with application development, production support, infrastructure teams, and business stakeholders to deliver reliable technology solutions.
• Support change management activities, including planning, implementation, validation, and post-implementation reviews.
• Create and maintain technical documentation, runbooks, knowledge articles, and operational procedures.
• Identify opportunities for automation, monitoring improvements, and operational efficiencies.
• Support disaster recovery exercises, resilience testing, audit activities, and regulatory compliance initiatives.
• Mentor junior team members and provide technical guidance on Mainframe and Hogan technologies.
• Ensure adherence to enterprise security, risk, regulatory, and operational standards.
• Drive continuous improvement initiatives focused on incident reduction, faster recovery times, increased automation, and enhanced platform resiliency.

Requirements

• Applicants must be authorized to work for ANY employer in the U.S. This position is not eligible for visa sponsorship.
• 5+ years of hands-on Mainframe engineering and support experience.
• Experience supporting enterprise Mainframe technologies, including: z/OS, CICS, IMS, DB2, MQ, JCL.
• 1+ year of experience working with AI tools, AI-enabled solutions, automation platforms, or Generative AI technologies.
• Strong experience supporting production environments and resolving complex infrastructure issues.
• Excellent verbal and written communication skills.
• Proven ability to collaborate effectively with technical teams, business stakeholders, and leadership.
• Experience participating in production support and on-call rotations.
• Strong troubleshooting, problem-solving, and root cause analysis skills.

Skills

• Experience supporting Hogan Mainframe Applications (Highly Preferred).
• Experience within banking, financial services, or other highly regulated environments.
• Experience with infrastructure modernization initiatives.
• Knowledge of automation, monitoring, and operational efficiency tools.
• Experience supporting disaster recovery and business continuity programs.
• Prior experience mentoring junior engineers or leading technical initiatives.

Benefits

• Health Insurance
• Life insurance
• 401K
• Voluntary Benefits

Schedule

Onsite full-time. Rotating on-call support every 4th week, covering 8:00 AM - 7:00 PM EST throughout the assigned week.