Senior Systems Architect (Pega)

What success looks like in this role:

An onshore Pega Senior System Architect (SSA) is the senior handson technical lead who designs builds and optimises Pega applications while mentoring the team and ensuring compliance with enterprise and government standards.

Core design and build ownership

• Translate business requirements and blueprints into robust case types data models flows and rules that follow Pega guardrails and patterns.

• Own complex configurations beyond lowcode (data pages integrations queues background processing security) and ensure they are scalable and maintainable.

• Implement and refine reusable components and frameworks so multiple journeys or channels can leverage a common design.

Technical leadership and quality

• Provide daytoday technical leadership to LSAs/SSAs/devs reviewing designs and rules to uphold best practices performance and security.

• Debug and tune the application addressing performance bottlenecks memory issues and inefficient designs using Pegas diagnostic tools.

• Enforce standards for branching pipelines code review and guardrail compliance to keep the implementation upgradefriendly.

Integration security and nonfunctional requirements

• Design and implement integrations (REST/SOAP queues messaging SSO) and ensure they align with enterprise integration patterns.

• Configure and validate access control (RBAC ABAC) and security settings to comply with government and organisational security frameworks.

• Work with architects and infrastructure teams on NFRs (availability response times logging DR monitoring) and support SLA and servicecredit obligations.

Collaboration and stakeholder engagement

• Work onsite/locally with business LSAs security and operations teams to resolve design decisions quickly and support agile ceremonies (refinement planning demos).

• Explain technical options and tradeoffs in plain language to business and client stakeholders influencing solution choices while protecting technical integrity.

Coaching support and lifecycle stewardship

• Mentor junior system architects and developers lifting team capability and reducing dependency on external SMEs over time.

• Support testing deployment and early life support (hypercare) including triaging production issues rootcause analysis and implementing fixes.

• Contribute to roadmap and continuous improvement suggesting refactoring reuse opportunities and incremental enhancements as the platform matures.

You will be successful in this role if you have:

Core certifications and Pega background

• Pega Certified Senior System Architect (CSSA / PCSSA) with Pega CSA as prerequisite.

• Several years of handson Pega delivery experience (typically 35 years) designing and building enterprise Pega applications across case management data/integration performance and security areas.

Technical skills

• Strong command of Pega application architecture: case lifecycle design data modelling integrations (REST/SOAP queues) security and access control and performance tuning.

• Proven ability to design for reusability across multiple journeys or business areas and to debug complex issues using Pegas diagnostic and monitoring tools.

Government / CEMSrelevant experience

• Experience delivering Pega solutions in government or regulated environments aligning implementations to policies security standards accessibility (e.g. WCAG 2.1 AA) and strict SLAs.

• Familiarity with publicsector complaint or case management style workloads (high volume sensitive data strong auditability and reporting requirements).

Ways of working and soft skills

• Strong Agile/Scrum or Pega Express experience working as a senior member of a multidisciplinary squad and collaborating with LSAs business architects testers and DevOps teams.

• Excellent communication and stakeholder skills: able to explain technical options clearly mentor junior team members and work directly with client SMEs and technical leads onshore.

Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age caste citizenship color disability family medical history family status ethnicity gender gender expression gender identity genetic information marital status national origin parental status pregnancy race religion sex sexual orientation transgender status veteran status or any other category protected by law.

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