Senior Mainframe Support Engineer

Job Description:

DXC Technology (NYSE: DXC) is the world’s leading independent, end-to-end IT services company, helping clients harness the power of innovation to thrive on change. Created by the merger of CSC and the Enterprise Services business of Hewlett Packard Enterprise, DXC Technology serves nearly 6,000 private and public sector clients across 70 countries. The company’s technology independence, global talent and extensive partner alliance combine to deliver powerful next-generation IT services and solutions. DXC Technology is recognized among the best corporate citizens globally. For more information, visit .

The Mainframe Senior Support Engineer is responsible for delivering operational services to outsourcing accounts on time, on target with quality. The main goal is to minimize the amount of unplanned downtime in the customer's production environment and to achieve a high level of customer satisfaction. He/she works in close relationship with other teams and is under direct supervision by the team management.

Role: Senior Mainframe Support Engineer

Location: Hybrid from Warsaw, Krakow, or Wroclaw

Key Responsibilities:

• Collaboration & Relationship Building: Work closely with the Team Technology Lead, Account Support Team, and other support teams.
• Customer Knowledge: Maintain a deep understanding of the customer’s business, environment, and support processes.
• Incident Management: Follow ITIL standards, proactively addressing service issues.
• Documentation: Maintain and update technical documentation and ensure compliance with internal standards.
• Quality & Compliance: Participate in quality and productivity projects, ensuring process compliance.
• Technical Support & Training: Provide technical consultation, training, and lead workshops. Keep up with mandatory training requirements.
• Troubleshooting & Problem Management: Conduct deep-level troubleshooting, participate in Root Cause Analysis, and manage problem lifecycles.
• Change & Configuration Management: Implement and plan changes, participate in advisory boards, and maintain Configuration Management Database (CMDB).
• Project Management: Implement technical projects related to the responsible platform/technology.

Required Skills and Experience:

• Primary requirement - CICS expertise
• Minimum of 5+ years hands-on Mainframe knowledge
• Degree/Diploma in Computer Science, Computer Engineering, Electrical Engineering, Management Information Systems.
• Preferably 10+ years experience within IT Operations, infrastructure services support
• Excellent understanding of ITSM/ITIL processes
• Fluent in English (B2)

Why would you join us?

DXC is a leading Fortune 500 IT services leader, with $17.7 billion in revenue and over 130,000 colleagues around the world. At DXC, we harness innovation to help planes fly, financial markets function and businesses move at the speed of digital commerce. We serve much of the Fortune 500 and have an over 60-year track record of delivering and modernizing the world’s most mission-critical IT systems. DXC’s “people-first” strategy is core to our company, and our colleagues are our greatest asset. DXC is an employer of choice with strong values, and fosters a culture of inclusion, belonging and corporate citizenship.

Additionally, we offer:

• stable employment in an international company
• advancement opportunities within the organization (a variety of exciting projects with an array of technologies and tools)
• flexibility in work arrangement
• modern and conveniently located offices in Wrocław and Warsaw
• an onboarding buddy’s support to make you feel comfortable in our company from day one
• substantial medical insurance package provided in cooperation with the biggest medical services provider in Poland
• life insurance package
• Multisport Card
• unlimited access to DXC University with courses from a bunch of external partners for the best learner's experience (e.g.Udemy)
• access to a foreign language learning platform
• DXC Partner courses and certifications (Microsoft, SAP, ServiceNow, AWS, Google, Dell Technologies, IBM, Microfocus, Salesforce, Red Hat, VMware, Workday)
• Employee Referral Program - a financial bonus for the referrer for a successful candidate recommendation
• Employee Recognition Program with points assigned by colleagues for the recognized employees (exchangeable for prizes)
• Employee Assistance Program (providing 24/7 support for employees and their families in difficult life situations)
• opportunity to join our numerous charity and ecology-related events organized by our CSR Team (Corporate Social Responsibility)
• DiXi Cool activities: trips, sports and wellness events, discounts for cultural events

Join us and let us take you on your career journey where we will be with you every step of the way!

#LI-Hybrid

At DXC Technology, we believe strong connections and community are key to our success. Our work model prioritizes in-person collaboration while offering flexibility to support wellbeing, productivity, individual work styles, and life circumstances. We’re committed to fostering an inclusive environment where everyone can thrive.

Recruitment fraud is a scheme in which fictitious job opportunities are offered to job seekers typically through online services, such as false websites, or through unsolicited emails claiming to be from the company. These emails may request recipients to provide personal information or to make payments as part of their illegitimate recruiting process. DXC does not make offers of employment via social media networks and DXC never asks for any money or payments from applicants at any point in the recruitment process, nor ask a job seeker to purchase IT or other equipment on our behalf. More information on employment scams is available here.