Mainframe System Engineer (3270)
Collaboration type: FREELANCE – open to candidates across Europe with professional English and Italian skills.
We are supporting a well-established Italian IT company in the search for a Mainframe System Engineer (3270) to join the IT Operations team. The selected candidate will play a key role in managing and maintaining the z/OS infrastructure, ensuring continuity, optimal performance, and technical support to colleagues.
Key Responsibilities
* Full management of the z/OS environment, including installation, maintenance, configuration, and tuning.
* Administration of key subsystems (JES2, SMS, WLM, DFHSM, CMF, BMC Autooperator, Control/M).
* Installation and updating of products via SMPE.
* Management of network resources VTAM and TCP/IP.
* Use of system utilities: SORT, IDCAMS, IEBCOPY, IEBGENER, ADRDSSU.
* RACF management and configuration.
* System-level support on DB2 and CICS, including SIT configuration and CEDA usage.
* Analysis of dumps, job failures, and application errors in collaboration with the development team.
* Optional contribution with Assembler, COBOL, Rexx knowledge (preferred).
* Preferred experience with Spazio Primeur, CFT Axway, and Microfocus Change-man.
Requirements
* Solid experience with IBM Mainframe z/OS infrastructures.
* Professional proficiency in Italian and English.
* Ability to work independently and in a team.
* Analytical mindset and strong problem-solving skills.
Engagement Details
* Work mode: Remote
* Start: ASAP
* Duration: 2 years
* Rate: €200–€300/day depending on experience