Interview Preparation

Infosys BPM: Interview Preparation For Six Sigma Analyst – Quality & Continuous Improvement Role

Infosys BPM: Interview Preparation For Six Sigma Analyst – Quality & Continuous Improvement Role

Infosys BPM, the business process management subsidiary of Infosys, delivers integrated end-to-end BPM solutions that help enterprises optimize cost, boost productivity, and reengineer operations for sustainable performance.

Operating across complex, multi-process environments, Infosys BPM combines domain expertise with digital, analytics, and automation to enable agility and a measurable competitive edge for clients. Within this context, quality and continuous improvement are strategic levers that translate transformation goals into on-ground, repeatable outcomes.

This comprehensive guide provides essential insights into the Six Sigma Analyst – Quality & Continuous Improvement at Infosys BPM, covering required skills, responsibilities, interview questions, and preparation strategies to help aspiring candidates succeed.


1. About the Six Sigma Analyst – Quality & Continuous Improvement Role

As part of the Quality & Continuous Improvement function, the Six Sigma Analyst acts as a Lean Champion and drives Lean and Six Sigma deployments across aligned accounts. The role leads structured problem-solving, partners with client Lean Champions, and translates business issues into improvement projects with clear charters, metrics, and stakeholder alignment.

It blends consulting and execution-facilitating root cause analysis, recommending solutions, and ensuring adherence to contractual and quality standards. The analyst also supports training, change management, and proposal activities to scale best practices. Working at the intersection of operations, analytics, and technology enablement, the role is pivotal to Infosys BPM’s value promise of cost reduction, productivity improvement, and process reengineering.

It combines Excel automation, dashboarding, and basic scripting with rigorous Lean Six Sigma methods to deliver measurable outcomes. By coaching teams, engaging clients, and institutionalizing continuous improvement, the Six Sigma Analyst strengthens client centricity, compliance, and long-term operational excellence.


2. Required Skills and Qualifications

Below are the essential qualifications and capabilities for the Six Sigma Analyst – Quality & Continuous Improvement role at Infosys BPM, organized for quick reference across education, competencies, and technical skills.

Educational Qualifications

  • Mandatory: (Not explicitly stated in the provided text).
  • Experience Required: Minimum 1 year of experience.

Key Competencies

  • Communication & Collaboration: Excellent Communication skills. Training, Coaching & Mentoring skills. Ability to work closely with client Lean Champions and participate in client discussions.
  • Analytical Thinking: Must have good Analytics skills. Business Focus, Client Centricity. Ability to analyze root cause and resolve complex issues.
  • Problem-Solving: Supports in Problem definition and documentation. Drives Lean and Six Sigma projects. Solution Evaluation and Recommendation.
  • Adaptability & Learning: (Implied through coaching, mentoring, and change management responsibilities).sx

Technical Skills

  • Domain Knowledge: Six Sigma GB Certified / Black Belt Trained. Good Lean Knowledge. Lean Deployment. Quality and Continuous Improvement.
  • Software Proficiency: Good hands-on on MS Excel and MS Excel formulas. Knowledge on dashboard creation in Power BI. Understanding of VBA / Excel Macros & VB Scripts preferred. Knowledge in RDBMS – Access/SQL/Oracle etc. preferred. Develop excel macros, VB Script apps, or other macros based on requirements.
  • Consulting & Implementation: Project Management skills. Provide Lean consulting, coaching, and mentoring. Effort estimation and proposal development. Drive projects, manage change, and document business requirements.

3. Day-to-Day Responsibilities

The role blends Lean Six Sigma execution, client engagement, analytics, and governance. Expect to work hands-on with operations and stakeholders to deliver measurable improvements aligned to client objectives.

  • Act as a Lean Champion for the defined scope, responsible for driving Lean deployment initiatives.
  • Provide Lean consulting, coaching, and mentoring to internal stakeholders and client Lean Champions.
  • Drive Lean and Six Sigma projects for aligned client accounts to improve processes and reduce defects.
  • Participate in client discussions to understand business problems and articulate them to internal teams for solutioning.
  • Support in problem definition, documentation, and root cause analysis for complex cross-functional issues.
  • Develop effort estimations and proposals for continuous improvement projects.
  • Create and manage dashboards in tools like Power BI and develop Excel macros/VB Scripts based on business requirements.
  • Document technical business requirements and participate in requirement discussions with operation teams.
  • Support training and change management activities to ensure the adoption of new processes and quality standards.

4. Key Competencies for Success

High performers combine structured problem-solving with strong client communication and the ability to translate insights into adoption-ready solutions. The following competencies consistently differentiate successful Six Sigma Analysts at Infosys BPM.

  • Value-Focused Problem Definition: Frames problems in measurable business terms (CTQs, VOC) and prioritizes high-impact opportunities.
  • Data Fluency and Visualization: Cleans, analyzes, and visualizes data to build credible cases for change and monitor improvements.
  • Lean Deployment Expertise: Applies Lean principles (flow, pull, standard work) to remove waste and enable sustained process stability.
  • Change Enablement and Coaching: Drives adoption through training, mentoring belts/teams, and embedding standard operating mechanisms.
  • Stakeholder Trust and Governance: Maintains cadence, escalates risks early, and ensures compliance with quality and contractual norms.

5. Common Interview Questions

This section provides a selection of common interview questions to help candidates prepare effectively for their Six Sigma Analyst – Quality & Continuous Improvement interview at Infosys BPM.

General & Behavioral Questions
Tell me about yourself and why you’re interested in Infosys BPM.

Provide a concise narrative linking your Lean/Six Sigma exposure, analytics skills, and interest in client-facing transformation work.

How do you prioritize your workload when multiple stakeholders need support?

Discuss impact–effort matrices, SLA/contractual priorities, and risk-based triage with transparent stakeholder communication.

Describe a time you influenced change without formal authority.

Share how data, pilot results, and stakeholder champions helped you secure adoption of a new standard or control.

What motivates you about continuous improvement roles?

Highlight learning mindset, measurable outcomes, and the satisfaction of simplifying complex processes.

How do you handle disagreements on problem definition?

Use VOC/VOE, CTQs, data baselining, and a documented charter to align on scope and success metrics.

Give an example of dealing with ambiguity.

Explain how you collected facts, clarified assumptions, and ran a quick diagnostic to scope the issue.

How do you measure your own success in a project?

Refer to baseline vs. target KPIs, control plan adherence, sustainability checks, and client satisfaction.

What is your approach to timeboxing and cadence management?

Mention weekly governance, milestones, RAID logs, and early risk escalation.

How do you ensure continuous learning?

Talk about reflection logs, post-implementation reviews, and upskilling on tools like Power BI/VBA.

Why should we hire you for this Six Sigma Analyst role?

Summarize your Lean/Six Sigma capability, analytics automation, and client engagement strengths aligned to the role.

Prepare 2–3 STAR stories each for leadership, problem-solving, and client communication; keep them metrics-driven and concise.

Technical and Industry-Specific Questions
Explain the DMAIC phases with an example from your experience.

Outline Define–Measure–Analyze–Improve–Control, emphasizing data baselining and control plan design.

How do you select the right Lean tool for a problem?

Map waste types and bottlenecks to tools (VSM for flow, 5S for workplace, SMED for changeovers, etc.).

What is a CTQ and how do you derive it from VOC?

Describe translating VOC to measurable CTQs using SIPOC/CTQ trees and validating with stakeholders.

When would you use a control chart vs. a run chart?

Control charts for statistical stability; run charts for trend visualization when control limits are unnecessary.

Describe how you build a Power BI dashboard for process health.

Cover data sourcing, modeling, KPIs (SLAs, defects, AHT), visuals, and refresh/permissions governance.

How do you ensure data quality before analysis?

Talk about validation rules, missing/outlier handling, sample size checks, and source-of-truth alignment.

Share an example of Excel VBA automation you’ve built.

Explain the problem, macro logic, error handling, and time saved; mention controls and versioning.

What’s your approach to root cause analysis in a BPO context?

Combine Pareto, fishbone, and gemba with data from tickets/transactions; validate causes with experiments.

How do you integrate RDBMS data (Access/SQL/Oracle) into analyses?

Discuss joins, views, parameterized queries, and connecting to BI tools while ensuring access controls.

Explain mistake-proofing (Poka‑Yoke) with a process example.

Describe designing checks/automation to prevent defects at source, not merely detect them downstream.

Tie your answers to measurable outcomes (defect reduction, cycle time, cost) and mention tools you used (Power BI, VBA, SQL).

Problem-Solving and Situation-Based Questions
A process misses SLA 3 days a week. How do you tackle it?

Baseline data, segment by drivers, analyze capacity/adherence, and pilot fixes with control plans.

Defects spike after a policy change. What is your approach?

Build a before–after study, RCAs with fishbone, confirm with data, and implement Poka‑Yoke/standard work.

Two teams follow different SOPs for the same task. What do you do?

Facilitate a standardization workshop; define one best way, update SOPs, train, and audit adherence.

Stakeholders resist an automation you propose. Next steps?

Run a small pilot, quantify benefits, address risks (controls, logs), and secure a champion to sponsor scale-up.

You lack clean data for analysis. How do you proceed?

Define a short data collection plan, add validation rules, and triangulate with proxy metrics.

Cycle time improved but quality worsened. What’s the fix?

Rebalance CTQs; analyze trade-offs, introduce in-process checks, and adjust WIP/controls.

Your project is behind schedule. How do you realign?

Revisit critical path, re-scope if needed, add capacity, and update stakeholders via governance.

A client demands immediate results. How do you respond?

Offer quick wins with a parallel deep-dive; agree on interim KPIs and a realistic improvement roadmap.

Variation across shifts is high. What actions help?

Analyze shift-wise data, standardize work, cross-train, and set visual controls with layered audits.

Benefits erode post-handover. How do you sustain?

Implement control plans, ownership KPIs, daily management, and periodic audits with trigger-based actions.

Use the DMAIC language in answers and quantify impact (%, hours saved, defect parts per million, or SLA improvement).

Resume and Role-Specific Questions
Walk me through your most impactful Lean/Six Sigma project.

Share context, approach, tools used, quantified results, and how you sustained gains.

Which CTQs did you track and why?

Explain linkage to VOC/contractual SLAs and how CTQs guided decisions.

How have you used Excel/VBA to automate manual work?

Detail the problem, macro logic, controls, and time/defect reduction achieved.

Showcase a dashboard you built in Power BI.

Describe data model, visuals, refresh strategy, and how it enabled governance.

Describe a time you mentored or coached a team on Lean concepts.

Cover training plan, adoption challenges, and behavior/metric shifts.

How do you estimate effort and plan project resources?

Mention scoping, WBS, timeboxing, and risk buffers aligned to governance.

What’s your experience with RDBMS (Access/SQL/Oracle)?

Provide examples of queries, data joins, or views used in analyses or dashboards.

How do you ensure compliance with quality standards?

Reference SOPs, audits, checklists, and control plans tied to contractual commitments.

How have you handled a project that did not meet its targets?

Discuss candid retrospectives, corrective actions, and stakeholder management.

Which areas within Infosys BPM’s context excite you most?

Align interests to Lean deployment, analytics/automation, and client consulting.

Customize examples to this role: pick stories that show Lean deployment, analytics automation, client engagement, and governance discipline.


6. Common Topics and Areas of Focus for Interview Preparation

To excel in your Six Sigma Analyst – Quality & Continuous Improvement role at Infosys BPM, it’s essential to focus on the following areas. These topics highlight the key responsibilities and expectations, preparing you to discuss your skills and experiences in a way that aligns with Infosys BPM objectives.

  • Lean and Six Sigma Fundamentals: Revisit DMAIC, waste types, CTQs, control charts, VOC/SIPOC, and standard work with real examples.
  • Analytics & Automation: Practice advanced Excel, VBA/macros, and building concise Power BI dashboards tied to process KPIs.
  • Client & Stakeholder Management: Prepare use-cases on requirement gathering, expectation setting, and presenting recommendations.
  • Problem-Solving & RCA: Be ready to run through RCA frameworks (5 Whys, fishbone, Pareto) and quantify impact.
  • Governance & Compliance: Understand project estimation, proposal support, change management, and contractual/quality adherence.

7. Perks and Benefits of Working at Infosys BPM

Infosys BPM offers a comprehensive package of benefits to support the well-being, professional growth, and satisfaction of its employees. Here are some of the key perks you can expect

  • Lean/Six Sigma Career Pathways: Structured growth in quality and continuous improvement with opportunities to lead Lean deployments.
  • Learning and Certification Support: Access to training and mentoring aligned to Green Belt/Black Belt and analytics/automation upskilling.
  • Client-Facing Exposure: Work closely with global clients on improvement programs and transformation initiatives.
  • Cross-Functional Collaboration: Partner with operations, analytics, and technology teams to deliver end-to-end outcomes.
  • Change & Training Experience: Opportunities to design and deliver training, coaching, and change management to drive adoption.

8. Conclusion

As a Six Sigma Analyst in Infosys BPM’s Quality & Continuous Improvement function, you’ll translate business challenges into measurable, tech-enabled improvements. Success hinges on Lean/Six Sigma rigor, stakeholder communication, and the ability to automate and visualize insights with tools like Excel/VBA and Power BI.

Prepare to discuss problem statements, your analytical approach, and quantified outcomes-anchored in governance and sustainability. The role offers strong career growth through client-facing improvement programs, structured learning, and repeated impact delivery-making thorough, evidence-based preparation your strongest advantage.

Tips for Interview Success:

  • Lead with impact: Prepare 3–4 STAR stories showing DMAIC, quantified benefits, and sustained controls.
  • Show tool fluency: Bring a quick demo/story of an Excel/VBA utility or a Power BI dashboard you built.
  • Translate to business value: Tie every method to CTQs, SLAs, cost, or productivity outcomes.
  • Demonstrate client centricity: Explain how you gathered VOC, aligned expectations, and managed governance cadence.