Senior Network Systems Programmer, z/OS Mainframe – CONTRACT

Jobtailor; Deutschland; Vor Ort; EUR 120.000 - 150.000; Vollzeit

Zusammenfassung

Jobtailor is seeking an experienced z/OS Mainframe Architect to lead upgrade projects and sustain mainframe stability in a German setting. You will coordinate inter-team efforts, define resource needs with Technical Services, and maintain infrastructure standards for software products.

Applicants should bring 10+ years in VTAM, SNA, APPN and HPR with TCP/IP expertise, strong communication, and project-management skills to support enterprise systems and vendor collaborations.

Qualifikationen

• 10+ years of z/OS Mainframe VTAM, SNA, APPN & HPR and TCP/IP experience.
• Experience providing large-scale computing infrastructure support in a highly technical environment with multiple z/OS LPARs.
• Implementation, configuration and support of VTAM, SNA, APPN, HPR and TCP/IP in z/OS environments.
• Familiarity with Connect Direct, NetView and TCP/IP encryption processes.

Aufgaben

• Independently determine mainframe software upgrade requirements to maintain current levels.
• Coordinate and schedule major upgrades between mainframe support teams.
• Define resource requirements with Technical Services management.
• Develop and maintain standards for Software Infrastructure and Program Products.
• Monitor CPU, memory and DASD trends to maintain service levels.
• Perform project management for major upgrades to ensure stability.
• Stay abreast of vendor release schedules for z/OS technology.
• Manage multiple projects with detailed implementation plans and status reports.
• Consult with management and staff on related mainframe initiatives.

Kenntnisse

z/OS Mainframe

VTAM

SNA

APPN

HPR

TCP/IP

Project management

Team coordination

Analytical ability

Communication skills

Ausbildung

MS/BS or Equivalent

Tools

VTAM

SNA

APPN

HPR

TCP/IP

NetView

Connect Direct

Parallel Sysplex

Jobbeschreibung

Responsibilities

• Works independently to determine mainframe z/OS software upgrade requirements to maintain all products at current and supported levels determined by IBM and third‑party vendor(s)
• Coordinates and schedules all major software upgrades between different Mainframe Technical support teams
• Defines resource requirements in conjunction with other managers within Technical Services group to support software and hardware upgrade requirements
• Develops and maintains standards for all Software Infrastructure and Program Products
• Monitors CPU, Memory and DASD trends to maintain service levels of supported software
• Performs Project Management for all major product upgrades to ensure mainframe stability and reliability objectives are sustained
• Stays abreast of vendor software trends and product release schedules for the z/OS technology software on the IBM mainframe
• Manages multiple projects, develops detailed implementation plans and schedules, and prepares periodic status reports
• Consults with management and technical staff on other related mainframe software and hardware initiatives

Requirements

• 10+ years of z/OS Mainframe VTAM, SNA, APPN & HPR and TCP/IP experience
• Providing large‑scale computing infrastructure technical and operational support in a highly technical environment consisting of nearly 8 z/OS LPARs.
• Implementation, configuration and support of VTAM, SNA, APPN and HPR technologies
• Implementation, configuration and support of mainframe TCP/IP in a z/OS Parallel Sysplex environment
• Implementation, configuration and support of Connect: Direct
• Implementation, configuration and support of NetView Network Management
• Understanding and support of enterprise system communications and file transfer protocols
• Understanding and support of enterprise encryption applications and processes such as TCPIP AT/TLS & SSL/TLS
• Implementation, configuration and support of communications server infrastructure program products.
• Excellent communication skills, analytical ability, strong judgment, and systems management skills
• Exhibit a collaborative style that promotes teamwork
• 15+ yrs. of related technical experience
• MS/BS or equivalent work experience.

Core Competencies

Demonstrates extensive expertise in z/OS Mainframe technologies, including VTAM, SNA, APPN, HPR, and TCP/IP, while effectively managing software upgrades and ensuring system stability. Proven ability to coordinate technical support teams and implement large‑scale computing infrastructure solutions.

Certifications & Qualifications

• MS/BS or Equivalent Work Experience