Senior Infrastructure Engineer

Capgemini AB; Stockholms kommun; On-site; SEK 700,000 - 1,000,000; Full time

Benefits offered by this job

Competitive benefits

Flexible working conditions

Job summary

Capgemini AB is seeking an Infrastructure Engineer / System Programmer to join the mainframe team and help operate and modernise the z/OS platform in a highly secure, business-critical environment. You will ensure stability, availability, and evolution of the z/OS environment.

The role involves system programming, maintenance of z/OS, use of SMP/E for software management, and close collaboration with domain owners on MQ, IMS, or DB2, while supporting 24/7 operations and driving automation and

Qualifications

• Solid experience with IBM z/OS in a system programming or senior infrastructure role.
• Strong knowledge of software maintenance and installation using SMP/E.
• Solid understanding of mainframe security, incl. certificates, PKI, encryption and key management.
• Comfortable in 24/7, high availability environments.
• Structured, proactive, and takes ownership.
• Able to work independently and in a small expert team.
• Curious and motivated to continuously develop skills.
• Calm and methodical under pressure in incident situations.

Responsibilities

• System programming and maintenance of z/OS and related subsystems.
• Collaborate with domain owners for MQ on z/OS, IMS and/or DB2.
• Software installation, upgrades, and maintenance using SMP/E.
• Incident investigation, problem management, and operational support.
• Manage certificates, encryption, and security configurations.
• Participate in on-call duties and major infrastructure changes.
• Contribute to modernisation, automation, and continuous improvements.

Skills

z/OS expertise

SMP/E

Mainframe security

24/7 availability

Ownership & initiative

Independent work

Curiosity & development

Calm under pressure

Tools

z/OS

SMP/E

Job description

We are looking for an Infrastructure Engineer / System Programmer (SysProg) to join our mainframe team and help operate and modernise our z/OS platform in a highly secure, business-critical environment.

The role

You will be part of a skilled mainframe team responsible for the stability, availability, and evolution of our z/OS environment.

Responsibilities

• System programming and maintenance of z/OS and related subsystems
• Work closely with domain owners for MQ on z/OS, IMS and/or DB2 (depending on your profile)
• Software installation, upgrades, and maintenance using SMP/E
• Incident investigation, problem management, and operational support
• Manage certificates, encryption, and security related configurations
• Participate in on call duty and planned infrastructure activities, such as datacentre swaps and major changes
• Contribute to modernisation, automation, and continuous improvements

Your profile

• Solid experience working with IBM z/OS in a system programming or senior infrastructure role
• Strong knowledge of software maintenance and installation using SMP/E
• Solid understanding of mainframe security, including certificates, PKI, encryption, and key management
• Comfortable working in 24/7, high availability environments
• Structured, proactive, and enjoys taking ownership
• Enjoys working both independently and as part of a small expert team
• Curious and motivated to continuously develop your skills
• Calm and methodical under pressure in incident situations

Nice to have

• Cross platform integration (z/OS to distributed systems)
• Experience from financial or other regulated environments
• Automation, monitoring, and alerting on the mainframe
• Knowledge of additional z/OS subsystems or middleware products

Benefits

• A key role in Sweden's financial market infrastructure
• A collaborative, highly skilled technical environment
• Competitive benefits and flexible working conditions

Application

Due to vacation period we will start process applications second week of August. As part of our recruitment process, identity verification will be conducted through inspection of your ID card, and background checks will be carried out as required.