Jobtitel: Remote: Mainframe Service Manager (m/f/d) z/OS
Zahlungsintervall: Stündlich
Lohnsatz: Verhandelbar
Ort: Frankfurt & remote
Job veröffentlicht: 06-05-2026
Job-ID: 74140
Name: Angelika Arghiani
Telefonnummer: +4915119501559
E-Mail: Angelika.Arghiani@nemensis.de

Stellenbeschreibung

For our client, we are looking for a Mainframe z/OS Service & Provider Manager (m/f/d)
 
Duration: 25.05. - 31.12.26 ++
Workload: 160 PT
Location: Remote work is standard - but:
Onsite presence expected during peak or critical phases (Frankfurt/FFM)
 
Language: English (German is advantage)
Shoring: Germany + Nearshore
 
Scope:
  • Customer require to onboard a Service Manager for Mainframe no later than the last week of May to ensure uninterrupted service delivery.
  • The customer’s internal staff will leave by the end of May, necessitating at least one week of structured handover to mitigate operational and continuity risks.
  • The role provides Extended Service Management for the Kyndryl zCloud System (z/OS).
  • Immediate onboarding with occasional onsite presence in Frankfurt (FFM) is essential to enable effective handover, stakeholder alignment, and service stability.
 
Scope of Services
  • Service & Provider Management
  • Professional management and coordination of the managed service provider
  • Alignment of maintenance and change contents
  • Coordination between the provider, internal specialist departments and management
  • Support and moderation of escalations
  • Professional evaluation of provider performance
  • Change & Maintenance Support
  • Review and evaluation of maintenance and execution plans
  • Coordination of planned IPLs, release upgrades, and maintenance activities
  • Assessment of dependencies (z/OS, Db2, CICS, IWS, tools)
  • Documentation of execution, deviations, and results
  • Maintenance activities are recurring and planned throughout the entire contract duration
  • Incident, Quality & Risk Management
  • Tracking and follow-up of incidents and service requests
  • Evaluation of root cause analyses (especially Priority 1 incidents)
  • Support with risk and impact assessments
  • Professional participation in service and quality reviews
  • No operational SLA responsibility Governance & Communication
  • Preparation, moderation, and documentation of:
  • Operational Boards
  • Service Boards
  • Support of annual reviews (CSD, PIM)
  • Preparation of decision papers and management summaries
  • Capacity & License Overview
  • Assessment of system utilization and resource consumption
  • Derivation of recommendations for action
  • Support with license and maintenance overview for Customer-owned ISV software
  • Emergency & DR Support
  • Coordination and support of annual DR tests
  • Contribution to DR concepts and approvals
  • Documentation of test results and improvement measures
 
Mandatory Technical Requirements
  • Strong expertise in IBM z/OS (version 3.1) on IBM z16 platforms
  • Deep understanding of z/OS system architectures, dependencies, and interrelations
  • Proven hands-on experience with the following technologies and tools:
  • IBM Workload Scheduler (IWS)
  • CICS
  • Db2
  • BMC MainView / AMI OPS
  • Solid knowledge of mainframe operations, including change, incident, and maintenance management
  • Experience in license and capacity management, including CPU, WLM, and specialty processors (zIIPs, IFLs, Crypto Cards)
  • Confident use of collaboration and documentation tools such as Jira and Confluence
  • Very good English language skills for provider communication and documentation (German language skills are a nice-to-have)
  • Service Management & Governance Experience
  • Proven experience in Extended Service Management for complex mainframe environments
  • Experience coordinating across multiple providers and internal stakeholders
  • Participation in and contribution to Operational Boards and Service Boards
  • Experience with incident, request, escalation, and SLA management
  • Ability to support risk assessments, RCAs, compliance reviews, and governance processes
  • Experience supporting DR tests, DR concepts, and Business Continuity processes
  • Personal Competencies
  • Strong coordination and communication skills
  • High degree of autonomy, accountability, and reliability
  • Structured, analytical, and solution?oriented working style
  • Proven ability to handle critical production situations and escalations
  • Comfortable acting as end?to?end coordinator and escalation manager