Pega Senior Systems Architect
Unisys · Melbourne
What success looks like in this role:
Role Summary
The Senior Pega System Architect (SSA) will play a critical role in designing, implementing, and governing a Pega Constellation-based Customer Service solution for Government. The role is responsible for developing the solution that aligns with government policies, security standards, accessibility requirements, and service delivery outcomes, while leveraging Pega Customer Service, Case Management, and Omni-Channel capabilities.
The SSA will work closely with business stakeholders, Lead system architects, security teams, and delivery squads to translate complex service delivery requirements into scalable, maintainable Pega solutions.
What success looks like in this role
High-quality Pega solution delivered in line with Constellation architecture and Pega Guardrails
- Design and implement Pega solutions that are scalable, efficient, and aligned with business requirements.
- Complex case types, service intents, and flows implemented accurately
- Constellation-based UI built using out-of-the-box views and DX APIs with minimal customisation
- Integrations implemented reliably with strong error handling and performance
- Features delivered on time and with minimal rework
- Solutions that meet government security, privacy, and accessibility requirements
- Reduced defects through strong unit testing and peer reviews
- Provide technical guidance and mentorship to junior architects and developers.
- Troubleshoot and resolve complex technical issues.
- Manage the technical aspects of deployment and post-implementation support.
- Keep abreast of the latest Pega technologies and functionalities, advocating for their use to improve project outcomes.
You will be successful in this role if you have
- Strong hands-on experience building complex Pega case management solutions
- A solid understanding of Pega Customer Service and government service workflows
- The ability to interpret business rules, policy, and legislation into Pega configurations
- Experience working within Constellation UI constraints and best practices
- A quality-first mindset, focusing on reuse, performance, and maintainability
- The ability to collaborate effectively within Agile delivery teams
- Willingness to mentor junior developers and support team standards
You will be successful in this role if you have:
Mandatory
Pega Senior System Architect (SSA) certification
5–8 years of hands-on Pega development experience
Strong experience with Pega Customer Service
Advanced case management, data modelling, and rule design skills
Strong knowledge of Pega Guardrails, performance tuning, and reuse patterns
Ability to follow secure coding and data handling practices
Experience working in Agile / Scrum teams
Strong communication and collaboration skills
Desirable
Hands-on experience designing solutions using Pega Constellation architecture
Experience with Australian Government platforms or agencies
Experience with:
Pega Government Platform
Self-Service Portals and Omni-Channel delivery
Records management and correspondence frameworks
Exposure to cloud deployments (AWS / Azure / Government Cloud)
Ability to work independently and in a team, with a strong sense of responsibility and adherence to deadlines.
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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