Note: The job is a remote job and is open to candidates in USA. UST is a global digital technology company focused on transforming lives through technology and innovation. The Senior Mainframe Operations role provides advanced operational support, technical guidance, and mentorship within the mainframe environment, ensuring system stability and operational excellence. The role involves leading monitoring, incident management, coordination with various teams, and continuous improvement of support processes.
Responsibilities
- Lead monitoring and control of mainframe production environments
- Perform advanced operational tasks, including complex job recovery, system coordination, and troubleshooting
- Serve as the primary escalation point for incidents, outages, and operational exceptions
- Guide, coach, and mentor Junior Mainframe Operations Resources during training and on the job activities
- Coordinate with system programmers, application teams, and infrastructure teams during incidents and changes
- Support change management, releases, maintenance windows, and disaster recovery activities
- Review and improve runbooks, procedures, and operational documentation
Skills
- 4–5 years of experience supporting mainframe production operations
- Proven ability to ensure system stability, availability, and compliance with operational and security standards
- Demonstrated leadership during high‑severity incidents, including coordination, escalation, and resolution
- Experience mentoring junior resources and providing technical guidance to support team effectiveness
- Strong focus on operational excellence, knowledge sharing, and continuous improvement of support processes
Benefits
- Accrue a minimum of 10 days of paid vacation per year
- Receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year)
- 10 paid holidays
- Eligible for paid bereavement leave
- Eligible for jury duty
- Eligible to participate in the Company’s 401(k) Retirement Plan with employer matching
- Eligible for medical, dental, and vision insurance (for employees and their dependents residing in the US)
- Company-paid Employee Only basic life insurance
- Company-paid Employee Only accidental death and disability insurance
- Company-paid Employee Only short- and long-term disability benefits
- Regular employees may purchase additional voluntary short-term disability benefits
- Participate in a Health Savings Account (HSA)
- Participate in a Flexible Spending Account (FSA) for healthcare, dependent child care, and/or commuting expenses as allowable under IRS guidelines
- Benefits offerings vary in Puerto Rico
Company Overview
Company H1B Sponsorship