Senior Systems Engineer z/OS

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 Be Local to DC, VA, MD System Administrator Master Washington, DC - Onsite CONTRACT JOB DESCRIPTION Responsibilities: 1. Responsible for effective provisioning, installation/configuration, operation, and maintenance of computer hardware, software, and related infrastructure. 2. Participates in technical research and development to enable continuing innovation within the infrastructure. 3. Ensures that system hardware, operating systems, software systems, and related procedures adhere to Dis

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

Mainframe Programmer Key Responsibilities: Manage 16TB of z/OS disk storage and EMC DLm tape data, including DASD backups, monitoring, allocation, and dataset management. Administer storage software and tools, such as CA 1, CA Vantage, CA Vtape, FDR/ABR, FATS/FATAR, and EMC Mainframe Enabler Suite, and maintain z/OS (v2.2 & v2.4). Lead mainframe storage hardware upgrades (e.g., DLm2500, Data Domain 6400, VMAX to PMAX migrations). Oversee Disaster Recovery processes, including testing, documentat