ImagineX is a tech company that deploys AI-assisted teams to build and secure mission-critical enterprise solutions with our clients – spanning software, data, and AI. Structured like a software company, not a traditional consultancy, we blend deep technical expertise with authentic values, achieving world-class satisfaction (NPS 91). Our dedicated teams specialize in software, data, and AI across the U.S. and LATAM, bridging the gap between boutique agility and enterprise scale.
We are seeking a highly skilled Senior MACSS/Mainframe Developer to support critical project, operational, and platform initiatives within our mainframe environment. This role is essential to strengthening our client's delivery capacity, reducing single‑threaded dependencies, and enabling full‑time engineering resources to focus on advancing the Giga z/OS Connect platform and associated service builds.
This is an FTE opportunity based in Columbus, OH with 5 days a week in office requirements.
- Design, develop, enhance, and maintain MACSS and mainframe-based applications and services
- Support ongoing project work, operational needs, and platform enhancements across the mainframe ecosystem
- Collaborate closely with cross-functional teams to ensure stable, scalable, and high‑quality mainframe solutions
- Troubleshoot and resolve complex technical issues within MACSS and related mainframe components
- Contribute to modernization efforts, including integration with z/OS Connect and API‑driven services
- Participate in code reviews, technical design discussions, and continuous improvement initiatives
- Ensure adherence to enterprise standards, security requirements, and compliance frameworks
- Provide subject matter expertise to internal teams and help reduce single points of failure in current workflows
- Extensive hands-on experience with MACSS, COBOL, JCL, DB2, CICS, and other core mainframe technologies
- Strong understanding of mainframe application architecture, batch processing, and system integrations
- Proven ability to support both project-based development and day‑to‑day operational needs
- Experience troubleshooting complex mainframe issues in production and non‑production environments
- Ability to work effectively in a fast-paced, highly collaborative environment
- Strong analytical, problem‑solving, and communication skills
- Experience with z/OS Connect, API enablement, or mainframe-to-cloud integration patterns
- Familiarity with Agile or hybrid delivery methodologies
- Background supporting large-scale enterprise platforms or modernization initiatives
- Knowledge of DevOps practices within mainframe environments
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What We Do
ImagineX Consulting is a cybersecurity-focused boutique technology consulting firm whose mission is to help our clients and consultant to #BeBetter. We specialize in Cybersecurity, Agile Software Engineering, DevOps and Cloud, Data Insights, and Technology Platform integration. Delivering technical solutions with pragmatic and iterative methods, our seasoned technology consultants deliver tangible value on our clients’ mission critical risk reduction initiatives. ImagineX Consulting is headquartered in Atlanta GA with offices in Washington DC, Raleigh, Denver, and New York. Our unique culture has received consecutive yearly recognition from Consulting Magazine and Atlanta Business Chronicle as being a best small firm to work for. We are a 2020 Atlanta Business Chronicle Top 50 Fastest Growing Private Company and a 2020 Inc5000 Award winner.
