Mainframe Infra Engineer@Hybrid - McLean, VA

Mainframe Infra Engineer
Hybrid - McLean, VA
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Job Title
Mainframe z/OS Technical Lead / L3 Engineer

Job Description
We are seeking a senior Mainframe Z/OS Technical Lead to act as the client-side SME overseeing outsourced mainframe services and guiding a small internal team.
Responsibilities:
" Provide technical oversight of vendor-managed mainframe operations
" Review daily operations, incidents, RCA, changes, and releases
" Validate vendor recommendations and ensure adherence to SLAs and ITIL processes
" Act as escalation point for complex mainframe issues
" Provide expert guidance on z/OS, Sysplex, WLM, JES, and RACF
" Oversee IMS (DB/DC), DB2 for z/OS, and CICS environments
" Review system performance, capacity, availability, and stability
" Recommend improvements for performance, automation, and cost optimization
" Identify risks, technical debt, and modernization opportunities
" Review DR, BCP, backup, and recovery strategies
" Provide architectural input for upgrades and future-state planning
" Communicate technical insights clearly to leadership and stakeholders

Required Skills:

" 10+ years of strong hands-on mainframe experience
" Expert knowledge of z/OS, IMS, DB2, CICS
" Strong understanding of JCL, COBOL, and batch processing
"

Experience with vendor-managed or outsourced environments
" Ability to influence, challenge, and guide vendors constructively
Preferred:
" Mainframe modernization or optimization experience
" ITIL process exposure 15.00 Years of Experience

Diverse Lynx LLC is an Equal Employment Opportunity employer. All qualified applicants will receive due consideration for employment without any discrimination. All applicants will be evaluated solely on the basis of their ability, competence and their proven capability to perform the functions outlined in the corresponding role. We promote and support a diverse workforce across all levels in the company.