Mainframe Infra Engineer

Role: Mainframe Infra Engineer (Mainframe z/OS Technical Lead / L3 Engineer) Location: McLean, VA (Hybrid) Job Type: W2 Contract Skill Matrix: Name Required IMS Yes DB2 Yes JCL Yes Cobol Yes Mainframe CICS Yes CICS Yes z/OS Yes Experience: Overall 15 years 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

Must Have Technical/Functional Skills Strong hands-on experience with COBOL (Batch & Online) Proficient in JCL including job scheduling, utilities, and restart/recovery Experience with IBM z/OS Mainframe environment Good working knowledge of CICS for online transaction processing Strong experience with DB2 (SQL, embedded SQL, performance tuning) Familiarity with VSAM (KSDS, ESDS, RRDS) Experience with File Handling, Sort utilities (DFSORT/SYNCSORT) Understanding of Mainframe Job Scheduling tools

Job Level: Senior Systems Engineer z/OS Location: Hybrid, in office 2-3 days and as needed Bethesda ,MD Duration: Now through December 2026 with possibility of extension Required Experience: 7+ years performing general z/OS systems programming 5+ years performing installation, maintenance, configuration and support of a wide range of IBM, Broadcom, BMC, Precisely, and other ISV products 3+ years mainframe network configuration and management, z/OS Communications Server, including network secur

Job Description: Senior IT Systems Engineer Location: Washington, DC (Hybrid 3 days onsite) Work Authorization: Position Summary The Senior IT Systems Engineer will support, maintain, and optimize NIGC s enterprise IT infrastructure. The role requires extensive hands-on experience with both on-premises and cloud systems, ensuring reliable operations, compliance, and system security. The ideal candidate operates with minimal supervision and provides actionable recommendations to improve IT infra