Senior Mainframe Systems Programmer — Remote

Ensono; Boston (MA); Remote; USD 60,000 - 152,000; Full time

Benefits offered by this job

Unlimited Paid Days Off

Blue Cross Blue Shield health plan

401k with company match

Education reimbursement or student aid

Paid parental/maternity leave and sabb

Equity program eligibility

Job summary

Ensono seeks a Senior Mainframe Systems Programmer – Hardware to manage ongoing mainframe hardware support, trouble shooting, and maintenance. You will handle IOGEN and configuration tasks, participate in DR activities, and escalate Sev1/Sev2 incidents with vendors as needed.

You will mentor team members and help develop automated tools, while ensuring documentation and standard work practices are followed. A broad, proactive, client-facing role requires strong problem solving and collaboration.

Qualifications

• Bachelor's degree or equivalent work experience.
• 10+ years of related mainframe hardware experience.
• Proven ability to diagnose hardware issues and resolve them promptly.
• Experience with DASD/TAPE replication and related tooling.
• Familiarity with ITIL change management and incident handling.

Responsibilities

• Maintain hardware on current microcode levels and support migrations.
• Troubleshoot Sev1/Sev2 incidents and coordinate with vendors.
• Assist with disaster recovery activities and DR planning.
• Create tools and processes to improve team productivity and automation.
• Provide 24x7 on-call support and run root cause analysis.

Skills

Mainframe hardware knowledge

Troubleshooting

On-call support

ITIL processes

Mentoring

Education

Bachelor's degree or equivalent

Tools

IOCP/IOCDS/IODF

IBM Copy Service Manager

VTAM/TCPIP concepts

Disk and Tape architecture

Job description

Ensono seeks a Senior Mainframe Systems Programmer – Hardware to manage ongoing mainframe hardware support, trouble shooting, and maintenance. You will handle IOGEN and configuration tasks, participate in DR activities, and escalate Sev1/Sev2 incidents with vendors as needed.

You will mentor team members and help develop automated tools, while ensuring documentation and standard work practices are followed. A broad, proactive, client-facing role requires strong problem solving and collaboration.