Ensono Logo

Ensono

Senior Software Engineer - Mainframe

Reposted 13 Days Ago
Easy Apply
Remote or Hybrid
Hiring Remotely in United States
106K-152K Annually
Senior level
Easy Apply
Remote or Hybrid
Hiring Remotely in United States
106K-152K Annually
Senior level
Designs, develops, maintains, troubleshoots, and enhances enterprise mainframe applications using COBOL, CICS, JCL, DB2, and VSAM. The role includes performance tuning, database optimization, incident and change request management, technical documentation, requirements analysis, and implementation planning. Acts as a technical lead, supports critical applications, works across Agile and waterfall methodologies, and guides junior team members.
The summary above was generated by AI

At Ensono, our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things!  We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation.

We can Do Great Things because we have great Associates. The Ensono Core Values unify our diverse talents and are woven into how we do business. These five traits are the key to achieving our purpose.

Honesty – Reliability – Curiosity – Collaboration - Passion

About the role and what you'll be doing: 

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

  • 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.

We want all new Associates to succeed in their roles at Ensono. That's why we've outlined the job requirements below. To be considered for this role, it's important that you meet all Required Qualifications. If you do not meet all of the Preferred Qualifications, we still encourage you to apply. 

Required 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. 
  • US Citizen
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 130,000 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 [email protected].

HQ

Ensono Downers Grove, Illinois, USA Office

Our HQ is 22 miles from the Loop; near Belmont station, BNSF line. Plenty of places to eat & shop!

Similar Jobs

31 Minutes Ago
In-Office or Remote
USA
Mid level
Mid level
Aerospace • Hardware • Robotics • Software
Own product and feature launches, positioning, messaging, go-to-market plans, sales enablement, and technical content. Develop collateral, case studies, thought leadership, vertical-specific messaging, and customer proof points for technical and executive audiences. Collaborate with product, engineering, sales, and design teams while tracking launch adoption, share of voice, and pipeline impact.
An Hour Ago
In-Office or Remote
Senior level
Senior level
Information Technology • Internet of Things • Mobile • On-Demand • Software
Owns strategic enterprise client relationships, serving as the executive point of accountability across the customer lifecycle. Develops account plans, drives revenue growth, retention, and expansion, leads complex multi-year services engagements, manages sales cycles, coordinates cross-functional teams, resolves escalations, mitigates risks, and maintains accurate forecasting and pipeline discipline.
Top Skills: AWSAzureGCPHybrid CloudPrivate CloudPublic CloudVMware
An Hour Ago
In-Office or Remote
Expert/Leader
Expert/Leader
Information Technology • Internet of Things • Mobile • On-Demand • Software
Leads enterprise new-business sales strategy, revenue growth, and acquisition of strategic customers. Builds and develops enterprise sales leaders and hunters, cultivates C-level relationships, manages major technology pursuits, and strengthens cloud and alliance partnerships. Owns forecasting, pipeline governance, sales productivity, organizational performance, and succession planning while driving go-to-market strategy across cloud, managed services, cybersecurity, infrastructure, AI, and digital transformation markets.
Top Skills: Artificial IntelligenceAWSBroadcom VmwareChallengerCommand Of The MessageCrm PlatformsCybersecurityForecasting ToolsGCPMeddpiccAzureMiller HeimanSales Analytics

What you need to know about the Chicago Tech Scene

With vibrant neighborhoods, great food and more affordable housing than either coast, Chicago might be the most liveable major tech hub. It is the birthplace of modern commodities and futures trading, a national hub for logistics and commerce, and home to the American Medical Association and the American Bar Association. This diverse blend of industry influences has helped Chicago emerge as a major player in verticals like fintech, biotechnology, legal tech, e-commerce and logistics technology. It’s also a major hiring center for tech companies on both coasts.

Key Facts About Chicago Tech

  • Number of Tech Workers: 245,800; 5.2% of overall workforce (2024 CompTIA survey)
  • Major Tech Employers: McDonald’s, John Deere, Boeing, Morningstar
  • Key Industries: Artificial intelligence, biotechnology, fintech, software, logistics technology
  • Funding Landscape: $2.5 billion in venture capital funding in 2024 (Pitchbook)
  • Notable Investors: Pritzker Group Venture Capital, Arch Venture Partners, MATH Venture Partners, Jump Capital, Hyde Park Venture Partners
  • Research Centers and Universities: Northwestern University, University of Chicago, University of Illinois Urbana-Champaign, Illinois Institute of Technology, Argonne National Laboratory, Fermi National Accelerator Laboratory

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account