Remote Mainframe Engineer: COBOL/CICS & DB2 Expert

Ensono; Los Angeles (CA); Remote; USD 97,000 - 115,000; Full time

Benefits offered by this job

Unlimited Paid Days Off

Three health plan options

401k with company match

Dental and Vision coverage

Disability and AD&D coverage

Fertility/adoption reimbursement

Paid parental leave

Education reimbursement / Student loan

Sabbatical leave

Wellness program

Flexible work schedule

Job summary

Ensono is seeking a seasoned Mainframe Engineer for a remote role in the United States. You will design, develop, and maintain core mainframe applications using COBOL, CICS, JCL, DB2, and VSAM, while guiding junior teammates and handling incidents and changes.

You’ll bring 3–5 years of specialized mainframe experience, SDLC proficiency, and strong problem-solving and communication skills. The role supports a remote-working environment with robust benefits and a focus on enterprise-grade

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field.
• Extensive experience in mainframe application development, support and maintenance.
• Proficiency in COBOL, JCL, CICS, DB2, and VSAM; SDLC and version control.
• Strong problem-solving, analytical and communication skills.
• Must be a US citizen.

Responsibilities

• Design, develop, and maintain Mainframe applications using COBOL, CICS, JCL, DB2, and VSAM.
• Experience in enterprise-level ticketing systems (ServiceNow, Service Manager, etc.) and their workflows.
• Worked on waterfall and agile projects; handle incidents, service requests and change requests.
• Provide technical troubleshooting and resolution for complex applications and integration.
• Conduct performance tuning and optimization of Mainframe applications and queries.
• Develop technical documentation for business and support teams.
• Understand functional and technical requirements and propose implementation options.

Skills

COBOL

CICS

JCL

DB2

VSAM

SDLC

Version control

Education

BSc/ MSc in CS/IT

Tools

ServiceNow

Service Manager

Job description

Ensono is seeking a seasoned Mainframe Engineer for a remote role in the United States. You will design, develop, and maintain core mainframe applications using COBOL, CICS, JCL, DB2, and VSAM, while guiding junior teammates and handling incidents and changes.

You’ll bring 3–5 years of specialized mainframe experience, SDLC proficiency, and strong problem-solving and communication skills. The role supports a remote-working environment with robust benefits and a focus on enterprise-grade