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    "requisitionDescription": "<div><div><div><div><p data-pasted=\"true\">Imagine One Technology &amp; Management, Ltd. is seeking a <strong>Senior Mainframe Systems Engineer</strong>, contingent upon award of the associated work. This position will be based in <strong>Charleston, SC</strong>.</p><p>The Senior Mainframe Systems Engineer is responsible for analyzing, planning, designing, and documenting application installation and operations within z/OS-based mainframe Business Information Systems (BIS). This role leads infrastructure planning, application support, infrastructure analysis and assessment, and infrastructure testing and troubleshooting activities supporting enterprise Marine Corps pay and personnel systems.&nbsp;</p><p><strong>Key Responsibilities:</strong></p><ul><li>Lead engineering and operational support of z/OS-based mainframe environments.</li><li>Analyze, plan, design, and document application installations and infrastructure changes.</li><li>Integrate COBOL/CICS applications into z/OS environments.</li><li>Perform infrastructure analysis, assessment, testing, and troubleshooting.</li><li>Support performance tuning and security configuration analysis.</li><li>Provide technical input to architecture documentation, SIAs, MOAs, and RFAs.</li><li>Support Risk Management Framework (RMF) / MCAAP-aligned engineering activities.</li><li>Develop operational and system-level architecture views.</li><li>Support production control, release management, and mainframe engineering activities as required.</li></ul><p><strong>Desired Experience:&nbsp;</strong></p><ul><li>10+ years engineering and operating z/OS-based mainframe Business Information Systems.</li><li>5+ years integrating COBOL/CICS applications into z/OS environments.</li><li>2+ years engineering systems within MCAAP or other Risk Management Framework implementations.</li><li>Experience in concept exploration, requirements definition, systems design, integration testing, and evaluation within complex enterprise environments.</li><li>Experience developing operational and system-level architecture views.</li></ul><p><strong>Minimum Certifications:&nbsp;</strong></p><ul><li>IAT Level II baseline certification required.</li></ul><p><strong>Security Requirements: &nbsp;</strong></p><ul><li>U.S. Citizen.</li><li>Active Secret clearance required.</li></ul><p style='margin-right:0in;margin-left:0in;font-size:16px;font-family:\"Aptos\",sans-serif;margin-top:0in;margin-bottom:8.0pt;font-size:11.0pt;' data-pasted=\"true\">Imagine One offers a full package of benefits and competitive salary, excellent group medical, vision, and dental&nbsp;programs. 401K savings plan; $4K annual tuition reimbursement ($5K if pursuing master&rsquo;s degree); employee training, development, and education programs; profit sharing; advancement opportunities; and much more!</p><p style='margin-right:0in;margin-left:0in;font-size:16px;font-family:\"Aptos\",sans-serif;margin-top:0in;margin-bottom:8.0pt;font-size:11.0pt;'><strong><em><span style='font-family:\"Times New Roman\";color:#CD5937;'>ISO 9001:2015, ISO 20000-1:2018, ISO 27001:2022</span></em></strong><br><strong><em><span style='font-family:\"Times New Roman\";color:#CD5937;'>CMMI Development and Services - Maturity Level 3</span></em></strong><br><strong><em><span style='font-family:\"Times New Roman\";color:#CD5937;'>CMMC Level 2 (C3PAO)</span></em></strong><br><strong><em><span style='font-family:\"Times New Roman\";color:#CD5937;'>An Employee-Owned Business</span></em></strong></p><p style='margin-right:0in;margin-left:0in;font-size:16px;font-family:\"Aptos\",sans-serif;margin-top:0in;margin-bottom:8.0pt;font-size:11.0pt;'><strong><span style='font-family:\"Times New Roman\";'>EEO/Vets/Disabled</span></strong></p></div></div></div></div>\n",
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