Job#: 3025308 Job Description: Job Title: Engineer II - Senior Mainframe Developer (COBOL)
Location: Columbus, OH (Preferred) | Remote considered
Work Schedule: Monday-Friday, 40hrs
Engagement Type: Contract (Temp)
Pay Rate: $60-65/hour
Job SummaryWe are seeking an Engineer II (Senior Mainframe Developer) to join our Mainframe Engineering team. This role requires deep technical expertise in COBOL, CICS, DB2, and JCL, along with the ability to operate effectively within complex, enterprise-scale environments.
The ideal candidate will contribute to major project initiatives, collaborate closely with engineering peers, product teams, and business partners, and deliver high-quality, scalable mainframe solutions. This position operates within an Agile delivery model and includes participation in an on-call rotation during business and off-hours.
Key Responsibilities- Design, develop, test, and implement mainframe-based solutions using COBOL, DB2, CICS, and JCL.
- Analyze business and system requirements and translate them into high-quality technical solutions.
- Troubleshoot, optimize, and enhance existing applications in a high-availability mainframe environment.
- Participate in Agile ceremonies, including sprint planning, backlog refinement, daily stand-ups, and retrospectives.
- Collaborate with cross-functional teams to ensure alignment on technical design, delivery timelines, and project goals.
- Provide production support, including participation in on-call rotations during and outside standard business hours.
Required Skills & Experience- 7+ years of hands-on mainframe development experience, including:
- Strong understanding of Agile / SDLC methodologies.
- Proven ability to analyze complex problems and deliver effective solutions.
- Ability to work both independently and collaboratively within a team environment.
- Excellent verbal and written communication skills.
- Demonstrated experience working within large-scale, enterprise mainframe systems
Nice-to-Have Qualifications- Exposure to Azure or AWS cloud environments.
- Experience working in both team-driven and individual contributor roles.
- Strong attention to detail with the ability to follow documented processes and technical instructions.
EEO Employer
Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at or .
Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click for more details.
Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Apex team member can provide.
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