Mainframe Technical Architect (Subject Matter Expert)

Atos SE; London; On-site; GBP 60,000 - 100,000; Full time

Job summary

An established industry player is seeking a seasoned Mainframe Technical Architect to lead innovative solutions in a dynamic team environment. This role involves designing scalable and secure mainframe architectures, engaging with customers, and providing technical leadership. With a focus on customer satisfaction and operational excellence, you will play a pivotal role in aligning technology with business goals. The company offers a collaborative culture that values diversity and inclusion, providing ample opportunities for professional growth and development. Join a forward-thinking organization committed to advancing technology for a sustainable future.

Benefits

25 days paid leave

Wellbeing programs

Dental care

Medical care

Pension contributions up to 10%

Flexible benefits

Opportunities for courses and certifications

Qualifications

• Experience in designing end-to-end Mainframe solutions.
• Thorough understanding of IBM Mainframe licensing and billing.

Responsibilities

• Collaborate with sales to develop tailored technical solutions.
• Lead and coordinate mainframe-related projects and initiatives.

Skills

IBM Mainframe Hardware/Software

Network Architecture

Technical Leadership

Cost Optimization

Solution Design

Education

Bachelor's Degree in Computer Science or related field

Certifications in Mainframe Technologies

Tools

CI/CD Tools

Monitoring and Logging Systems

Job description

Mainframe Technical Architect (Subject Matter Expert)

Publication Date: Apr 28, 2025

Ref. No: 530897

Location: London, GB

Who we are. We are a team of passionate experts with a clear ambition: applying digital technology to advance what matters for our clients and society. Together we create reliable and responsive digital foundations for the world’s businesses, institutions, and communities. Learn more on Advancing what matters

The future is our choice At Atos, as the global leader in secure and decarbonized digital, our purpose is to help design the future of the information space. We bring the diversity of our people’s skills and backgrounds to make the right choices with our clients, for our company, and for our own futures.

Who We Are

We are an organization that manages the Mainframe systems of major companies in the UK, maintaining a high level of customer satisfaction. The operations team consists of both onshore and offshore members, working in an integrated and agile manner on a day-to-day basis. We are looking for a seasoned Mainframe Technical Architect to play an important role as part of this successful team and take an active leadership role within the organization.

Your Job in a Nutshell

A Mainframe Technical Architect specializes in designing, optimizing, and maintaining mainframe environments, ensuring scalability, performance, and security, while providing high-level support for technical issues. This position also focuses on designing comprehensive, end-to-end solutions across various technologies to meet specific business needs, integrating systems, and aligning with business goals.

Customer-facing responsibilities include explaining solution designs, discussing technical architectures, and collaborating with stakeholders to ensure solutions meet both technical and business requirements, as well as participating in presales activities.

Note: This role is UK based and may require UK domestic travel, as the need arises. The candidate should also hold or be capable of obtaining Security Clearance to work with UK public sector organizations.

What You Will Be Doing

• Solution Design and Customer Engagement: Collaborate with the sales team to understand customer needs, develop tailored technical solutions, and present compelling proposals and demonstrations.
• Technical Expertise and Collaboration: Provide technical guidance, stay updated on industry trends, and work closely with product and development teams to influence the product roadmap.
• Documentation and Reporting: Document customer interactions and solution designs, and provide regular updates on pre-sales activities and feedback.
• Architecture Design: Develop scalable, reliable, and efficient mainframe architectures. Ensure seamless communication and data exchange between mainframe and other systems.

Design considerations include:

• Scalability and Performance: Design for high scalability and optimal performance.
• Security: Implement security best practices for mainframe systems.
• Monitoring and Logging: Set up comprehensive monitoring, logging, and alerting systems.
• CI/CD: Establish continuous integration and deployment pipelines for mainframe applications.

Technology Stack Selection: Choose appropriate mainframe technologies and tools.

Collaboration and Leadership: Align architecture with business goals and technical requirements.

Software and Hardware Renewals: Manage renewals and updates for mainframe software and hardware.

Customer and Vendor Representation: Represent Atos in mainframe architectural discussions with customers and vendors. Participate in client meetings and other discussions as needed.

Cost Optimization: Implement cost-effective solutions for mainframe operations.

Project Coordination: Lead and coordinate mainframe-related projects and initiatives.

Requirements:

• Understanding of IBM Mainframe Hardware/Software components/Products and Network Architecture.
• Design end-to-end Mainframe solutions for new or existing clients based on requirements.
• Build HLDs and LLDs based on proposed solutions and business cases.
• Provide technical leadership and mentoring for data center movements, Mainframe/DASD/VTS/Switch changes, and SYSPLEX at the architectural level.
• Thorough understanding of IBMLicensing, Charging, MSU, MLC, FLATS, OTC, S&S, PA, TTO, CMP, and VU concepts.
• Generate cost models, forecast, and manage IBM Mainframe Hardware and Software billing for IBM and ISVs, and build business cases as needed.
• Experience in software renewal management, reviewing BOMs, and negotiating with vendors for hardware and software pricing.
• Thorough knowledge and implementation of SCRTs, SYSPLEX, Peaks, Burst capacity, Soft and Hard capping for LPAR/Group.

Benefits include 25 days of paid leave, wellbeing programs, dental and medical care, pension contributions up to 10%, flexible benefits, and opportunities for courses and certifications.

At Atos, diversity and inclusion are embedded in our DNA. We are committed to a fair work environment and ESG principles, striving to create a better future through technology.

Choose your future. Choose Atos.

Learn more about us

At Atos, we embrace diversity as the engine of ingenuity and foster a culture of support and encouragement. We are committed to fighting climate change, promoting digital inclusion, and ensuring trust in data management. Our ESG practices have received global recognition. Learn more here.