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Mainframe Systems Engineer, Senior
Job in
Charleston, Charleston County, South Carolina, 29408, USA
Listed on 2026-07-13
Listing for:
Imagine One Technology & Management, Ltd
Full Time
position Listed on 2026-07-13
Job specializations:
-
Engineering
Systems Engineer -
IT/Tech
Systems Engineer
Job Description & How to Apply Below
If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.
Imagine One Technology & Management, Ltd. is seeking a Senior Mainframe Systems Engineer
, contingent upon award of the associated work. This position will be based in Charleston, SC
.
- Lead engineering and operational support of z/OS-based mainframe environments.
- Analyze, plan, design, and document application installations and infrastructure changes.
- Integrate COBOL/CICS applications into z/OS environments.
- Perform infrastructure analysis, assessment, testing, and troubleshooting.
- Support performance tuning and security configuration analysis.
- Provide technical input to architecture documentation, SIAs, MOAs, and RFAs.
- Support Risk Management Framework (RMF) / MCAAP-aligned engineering activities.
- Develop operational and system-level architecture views.
- Support production control, release management, and mainframe engineering activities as required.
Experience:
- 10+ years engineering and operating z/OS-based mainframe Business Information Systems.
- 5+ years integrating COBOL/CICS applications into z/OS environments.
- 2+ years engineering systems within MCAAP or other Risk Management Framework implementations.
- Experience in concept exploration, requirements definition, systems design, integration testing, and evaluation within complex enterprise environments.
- Experience developing operational and system-level architecture views.
- Active Secret clearance required.
Imagine One offers a full package of benefits and competitive salary, excellent group medical, vision, and dental programs. 401K savings plan; $4K annual tuition reimbursement ($5K if pursuing master’s degree); employee training, development, and education programs; profit sharing; advancement opportunities; and much more!
- ISO 9001:2015, ISO 20000-1:2018, ISO 27001:2022
- CMMI Development and Services - Maturity Level 3
- CMMC Level 2 (C3
PAO) - An Employee-Owned Business
Position Requirements
10+ Years
work experience
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