Role Overview
Ensono is hiring a Senior Software Engineer - Mainframe. This is a full-time remote role, with the team based in Remote - United States. Part of Ensono's Devops hiring, posted 2 days ago. Full responsibilities, required qualifications, and the apply link are listed in the description below.
Salary Context
Salary is not disclosed in this posting. Market median for Senior-level Devops roles is $150k-$190k (based on 22 comparable listings). Many employers share specifics during the interview process or after an initial screen.
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Job description
This role requires a highly skilled and experienced Senior Mainframe Developer with 8+ Years of specialized technical experience to support, maintain, and enhance a suite of mainframe applications. The ideal candidate will have deep expertise in various skills in mainframe technologies, middleware, databases, and DevOps practices, with a strong understanding of enterprise application support and acts as a technical lead, responsible for maintaining, enhancing, and supporting critical mainframe applications while guiding junior team members
Roles & 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 operational workflows.
· Worked on waterfall and agile methodology projects; capable of handling - Incidents, Service Requests and Change Requests simultaneously.
· Provide technical troubleshooting and resolution for complex application and integration.
· Conduct performance tuning and optimization of Mainframe applications and database queries.
· Develop technical documentation (Knowledge Base articles, SOPs) for business and support teams
· Understand both functional and technical requirements and provide implementation/change options aligned with business needs.
Qualifications:
· Education: Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field.
· Experience: Extensive experience in mainframe application development, support and maintenance
· Technical Skills: Proficiency in mainframe technologies such as COBOL, JCL, CICS, DB2, and VSAM. Strong understanding of software development life cycle (SDLC) methodologies. Experience with version control systems and software development tools.
· Soft Skills: Excellent problem-solving and analytical skills. Strong communication and interpersonal skills.
Why Ensono?
Ensono is a place to make better happen – for our clients and for your career. You can do great things through innovation or collaboration, by learning or volunteering, or to promote diversity and inclusion. You can do great things for your own health or for a healthier planet. Whatever it means to you to do great things we want Ensono to be the place you can do it.
We are a client-facing business, but we do encourage clients to allow us to work remotely most of the time so if you are not required to be on a client site, you can choose to work from home or in our Ensono offices.
Some of our benefits include:
- Unlimited Paid Days Off
- Three health plan options
- 401k with company match
- Eligibility for dental, vision, short and long-term disability, life and AD&D coverage, and flexible spending accounts
- Family Forming Benefit including fertility coverage and adoption/surrogacy reimbursement
- Paid childbearing and paternal leave
- Education Reimbursement, Student Loan Assistance or 529 College Funding
- Sabbatical leave
- Wellness program
- Flexible work schedule
As of the date of this posting, a good faith estimate of the current pay scale for this role is 106,000 to 152,000 to annually based on a full-time schedule. Please note that placement in the range may vary based on numerous factors including but not limited to skills, experience, internal equity, and business needs. In addition to base salary, other compensation programs, depending on eligibility, include an annual bonus plan based on company and individual performance and an equity grant under our Associate Equity Appreciation Program.
Ensono is an Equal Opportunity/Affirmative Action employer. We are committed to providing equal employment to our Associates and building a diverse and inclusive workforce. All qualified applicants will be considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, or other legally protected basis, in accordance with applicable law.
Pay transparency nondiscrimination statement/posting OFCCP’s pay transparency policy can be found on OFCCP’s website.
If you need accommodation at any point during the application or interview process, please let your recruiter know or email USTalentAcquisition@ensono.com.
About Ensono
Ensono
ensono.com
36 other open roles at Ensono on TryApplyNow.
Frequently Asked Questions
How do I apply for the Senior Software Engineer - Mainframe position at Ensono?
Use the Apply button above to submit your application directly to Ensono. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Is the Senior Software Engineer - Mainframe role at Ensono remote?
Yes. This is a remote role. The team is based in Remote - United States, but the position itself does not require relocating to that office.
What does a Senior Software Engineer - Mainframe at Ensono earn?
Ensono has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Senior Software Engineer - Mainframe role at Ensono posted?
This role was posted on July 10, 2026 (2 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
How much experience does the Senior Software Engineer - Mainframe role at Ensono require?
This is a senior-level position. Most senior roles call for 5+ years of directly relevant experience. Ensono lists their specific requirements in the description below, so review the must-have qualifications closely before applying.
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