- What This CSSA Certification Actually Is
- The Exam at a Glance
- The Six Exam Domains and What They Demand
- How Questions Are Presented
- Eligibility, Registration, and Fees
- Retake Rules and Time Allowances
- Avoiding the Version Trap
- Who Hires for This Credential
- A Domain-Weighted Preparation Plan
- Frequently Asked Questions
- This CSSA is the Certified Pega Senior System Architect, exam code PEGACPSSA25V1, aligned to Pega Platform '25.
- The exam has 60 questions in 90 minutes with a 70% passing score; the fee is USD 190 per attempt.
- Application Development carries 30%; Case Management and Data and Integration are 20% each.
- Candidates must already hold Certified Pega System Architect in any version before attempting this exam.
What This CSSA Certification Actually Is
Several unrelated credentials share the abbreviation "CSSA." On this site, CSSA means one thing: the Certified Pega Senior System Architect, issued by Pegasystems. The formal credential name is PCSSA, but "CSSA" is the shorthand we use throughout. If you are new to the acronym, our explainers on what CSSA is and what CSSA stands for cover the naming in more depth.
The certification sits above the entry-level Pega System Architect credential and validates that you can design and build more advanced applications on the Pega Platform. The current exam targets Pega Platform '25 and is identified as PEGACPSSA25V1. It tests applied judgment: how you structure an application, model cases, connect to external systems, secure the environment, and keep it running.
The Exam at a Glance
| Attribute | Detail |
|---|---|
| Issuer | Pegasystems (Pega) |
| Exam code | PEGACPSSA25V1 (Pega Platform '25) |
| Questions | 60 |
| Duration | 90 minutes |
| Passing score | 70% |
| Fee | USD 190 per attempt plus applicable taxes, subject to change |
| Languages | English and Japanese |
| Delivery | Pearson VUE test centers or OnVUE remote proctoring |
| Format | Closed book |
| Prerequisite | Certified Pega System Architect, any version |
One timing detail deserves attention: you must accept a non-disclosure agreement before the exam begins, and under Pega's general guidance that step is included in your allotted examination time. Do not assume the full 90 minutes is available for questions. For a deeper look at fee structure, see our CSSA certification cost breakdown, and for the score mechanics see what you need to pass.
The Six Exam Domains and What They Demand
The domain percentages below are the official exam objectives. They are not an allocation derived from any course, so they are the most reliable guide to where your preparation hours should go. A full walkthrough lives in our complete guide to all six content areas; here is the practical summary.
Domain 1: Application Development (30%)
The heaviest domain and the backbone of the exam. Expect questions on how you structure an application so it is reusable, maintainable, and extensible.
- Application layering and class structure, including how inheritance and rule resolution determine which rule runs
- Reusing rules across applications and specializing them only where necessary
- Decisioning and business logic choices, and when to configure rather than customize
- Reading a scenario and selecting the cleanest design, not merely a working one
Domain 2: Case Management (20%)
Cases are the unit of work in Pega, and senior architects are expected to model them well.
- Case type design: stages, processes, and steps, and how to decompose a business process sensibly
- Parent and child case relationships and how they coordinate
- Service levels, routing, and assignment behavior
- Choosing between approaches when a business requirement could be modeled several ways
Domain 3: Data and Integration (20%)
Tied with Case Management at 20%, this domain tests how data enters, moves through, and leaves your application.
- Data modeling and data pages as the mechanism for loading and caching reference data
- Connecting to external systems and handling the data those connections return
- Understanding where data is sourced from, how it is refreshed, and what scope it lives in
- Diagnosing why a screen shows stale or missing information
Domain 4: User Experience (5%)
The smallest domain, but not one to skip. It covers how interfaces are configured to serve the people doing the work.
- Building and reusing UI components efficiently
- Making interface configuration consistent across an application
Domain 5: System Administration (15%)
This domain covers keeping applications healthy and deployable.
- Operational tasks such as managing and moving application changes between environments
- Monitoring and troubleshooting application behavior
- Understanding the runtime concerns that affect how an application performs
Domain 6: Security (10%)
Security questions reward candidates who understand the access model as a system rather than a list of settings.
- Authentication and authorization concepts
- Controlling who can see and do what within an application
- Applying the principle of least privilege to roles and access
How Questions Are Presented
Pega lists several possible question formats: single-response multiple choice, multiple-response multiple choice, matching or drag-and-drop, and reading-passage or scenario questions. The distribution of these formats is not specified for this exam version, so do not rely on forum claims about exact counts.
What this means for preparation:
- Multiple-response items punish partial understanding. You need to know why each option is right or wrong, not just spot one correct answer.
- Scenario questions reward design judgment. Several answers may technically function; the best one aligns with Pega best practice for reuse and maintainability.
- Matching and drag-and-drop tests precise vocabulary, so the terminology of rules, classes, and data constructs needs to be exact.
Because the exam is closed book, you cannot look up a rule type mid-question. Hands-on time in Pega Platform matters because reading about a feature rarely sticks as well as having built with it. For a sense of how demanding this is, read our difficulty guide.
Eligibility, Registration, and Fees
Prerequisite
You must hold the Certified Pega System Architect credential in any version. The Senior System Architect mission on Pega Academy is the issuer's preparation pathway. Our requirements guide goes through eligibility step by step.
Booking and delivery
You schedule through Pearson VUE and choose either a physical test center or OnVUE remote proctoring. Acceptable identification is required, and the exact rules differ by delivery method, so read the Pearson VUE requirements for your chosen option before exam day rather than assuming the two are identical. Scheduling specifics are covered in our exam dates and scheduling guide.
Cost
The fee is USD 190 per attempt plus applicable taxes, and it can change. Because every retake costs the full fee again, thorough preparation is a financial decision as well as an academic one.
Retake Rules and Time Allowances
Pega's retake policy is structured and worth knowing before your first attempt:
- After a first failure, you must wait three calendar days before retrying.
- After a second failure, the wait is 14 days.
- Each exam version may be attempted three times within the 12 months beginning with your first attempt.
- Every attempt is charged at the full fee.
Treat your first attempt as the real one. Three attempts per year is a safety net, not a plan. If you want to understand the odds, note that no official pass rate was found in the reviewed sources, and the 70% figure is the passing score, not a pass rate. Our piece on what the data does and does not show explains how to interpret claims you may see elsewhere.
On longevity: Pega certifications currently do not expire, but that is subject to change, and Pega reserves the right to impose recertification requirements in the future. You can verify an earned certification through Pega's own verification process.
Avoiding the Version Trap
The most common preparation error for this credential is studying the wrong exam version. Pega maintains separate pages and outlines for different platform releases, and the older PEGACPSSA24V1 exam applies to Pega Platform '24.2 and uses an eight-domain outline. The current exam discussed here uses six domains and targets Platform '25.
| Item | What to rely on |
|---|---|
| Exam code | PEGACPSSA25V1 |
| Platform | Pega Platform '25 |
| Domain count | Six |
| Largest domain | Application Development (30%) |
| Do not confuse with | The eight-domain '24.2 outline, or the System Architect and Lead System Architect exams |
Before buying any course or question bank, confirm that it is built against the current objectives. Also remember that Pega provides no official practice certification exams and does not endorse third-party preparation materials. Mission quizzes and independent practice questions are learning tools; they must not be treated as real exam questions. A reputable resource will say so plainly. When you use our practice tests, use them to find weak domains, not to predict your exact result.
Who Hires for This Credential
Demand for this credential comes from organizations that run Pega as a core platform, and from the consultancies and system integrators that implement it for them. Typical titles include Senior System Architect, Pega Developer at a senior level, and technical lead roles on delivery teams. Employers tend to use certification as a screening signal: it shows you have passed a structured assessment of design judgment, not just completed tutorials.
For a closer look at open roles and what they ask for, see our CSSA jobs overview. If compensation is your main question, our salary guide and the ROI analysis weigh the investment against the career upside without inventing figures the evidence does not support.
A Domain-Weighted Preparation Plan
Generic study advice matters less than allocating time by exam weight. Here is one way to sequence preparation so the heaviest domains get the most hands-on practice. Adjust the length to your own schedule; the ordering logic is the point.
Application Development (30%)
- Build a small layered application and observe how rule resolution selects rules
- Practice deciding between reusing, specializing, and creating new rules
Case Management and Data and Integration (20% each)
- Model a multi-stage case with a child case and a service level
- Configure data pages and trace how data loads and refreshes
System Administration, Security, User Experience (15%, 10%, 5%)
- Work through deployment and troubleshooting tasks
- Review the access model and least-privilege reasoning
Integration and review
- Take timed practice sets of 60 questions in 90 minutes, subtracting time for the NDA
- Revisit every domain where you missed multiple-response items
For a fuller methodology, our CSSA study guide expands on this, and the one-page cheat sheet is useful in the final days for quick recall of terminology. If you are earlier in your journey, the training overview covers structured learning options.
Key Takeaway
Spend your hands-on time where the points are. Build, break, and fix applications in the three 20-30% domains until design decisions feel automatic, then use practice questions to expose gaps in the remaining three.
Frequently Asked Questions
It stands for Certified Pega Senior System Architect, issued by Pegasystems. The formal abbreviation is PCSSA, but CSSA is the shorthand used here. It is unrelated to other credentials that share the same letters.
The exam has 60 questions and a 90-minute limit, with a 70% passing score. Accepting the required NDA counts toward your allotted time under Pega's general guidance, so plan for slightly less than the full 90 minutes of question time.
Yes. You need Certified Pega System Architect in any version. Pega's Senior System Architect mission is the issuer's recommended preparation path before attempting this exam.
Each exam version allows three attempts in the 12 months starting from your first attempt. You wait three calendar days after the first failure and 14 days after the second, paying the full fee each time.
Pega certifications currently do not expire. However, this is subject to change, and Pega reserves the right to impose recertification requirements, so check Pega's current policy periodically.
If you want the broader picture beyond this overview, our other pages on what CSSA certification is and the main practice test hub are good next stops as you build your plan.