IT Application Tech lead

Alight Solutions Ltd; Delhi; On-site; INR 4,200,000 - 7,000,000; Full time

Job summary

Alight Solutions Ltd in Delhi is seeking an experienced Data Engineering Tech Lead to drive design and delivery of large-scale ETL/ELT pipelines using AWS data stack and Spark.

You will lead a team, shape architecture, ensure governance and security, and collaborate with stakeholders to align roadmaps with business goals.

This role requires 8–12 years in ETL, 2–3 years in tech lead, and hands-on expertise in PySpark, Hadoop, and serverless AWS services.

Qualifications

• 8–12 years ETL experience with 2–3 years in a Tech Lead role.
• Strong Big Data expertise with Spark and Cloudera.
• Experience with AWS Step Functions and serverless data architectures.

Responsibilities

• Lead and mentor the development team with technical guidance.
• Design, build, and maintain high-volume ETL/ELT pipelines on Hadoop and AWS.
• Develop distributed data processing using PySpark, Spark SQL, and scalable cloud serverless patterns.
• Implement reusable data ingestion frameworks and AI-enabled orchestration.
• Ensure data governance and security compliance while supporting BAU and troubleshooting.

Skills

AWS Data Stack

PySpark

Spark

Hadoop

SQL

Python

Shell

CI/CD

GitHub

Airflow

Control-M

ETL/ELT

Data Warehousing

Data Modelling

Security

Tools

Airflow

Control-M

Docker

ECS/EKS

GitHub

Job description

At Alight, we believe a company’s success starts with its people. Alight embraces values that come directly from our people – purposeful, human, united and growth-minded – reflecting our inclusive culture and promise that our clients expect. We are passionate about connecting purpose with impact. Alight empowers clients to build a healthier and more financially secure workforce by unifying the benefits ecosystem across health, wealth, wellbeing, navigation, and absence management.

With a comprehensive total rewards package, Alight offers programs and plans that support your mind, body, wallet, and life. Benefits include health, starting Day One. Additionally, Alight colleagues enjoy wellbeing programs, retirement plans, and career growth opportunities – all within a thriving global organization.

Great Place to Work

JD – Data Engineering (ETL) Tech Lead

Experience & Expectations

• Leverage extensive experience (8 to 12 years overall ETL experience, including 2–3 years in a Technology Lead role & 4–6 years in AWS) to drive solution design and delivery.
• We are seeking an experienced Tech Lead with strong expertise in Big Data (Spark, Cloudera).
• Experience orchestrating complex workflows using AWS Step Functions (state machines) for reliable and scalable data pipelines.
• Ability to design end-to-end serverless data architectures integrating Glue, Lambda, S3, and Redshift
• Candidates with exposure to drive / assist in architecture, development, and delivery of AI-powered data workflows, leveraging agent-based systems to automate data ingestion, transformation, validation, and orchestration along with modern AI paradigms (Agentic AI, LLMs) to design and lead next-generation intelligent data platforms and ETL pipelines will be preferred.

Core Responsibilities

• Lead and manage the development team by helping them understand the requirements and provide technical guidance
• Design, build, and maintain high volume ETL/ELT pipelines across Hadoop (HDFS, Hive, Spark, Kafka) and AWS (Glue, EMR, Lambda, Step Functions, Redshift).
• Develop distributed data processing solutions using PySpark, Spark SQL, and scalable cloud serverless patterns.
• Implement reusable data ingestion frameworks for batch, ability to design & implement Orchestration process and Leverage AI
• Optimize data workflows using partitioning, bucketing, compression, file formats (Parquet/ORC).
• Understanding hybrid data lake architectures using S3 + HDFS, ensuring data governance and best practices are adheres
• To lead technical teams and deliver complex projects in an Agile environment
• Design and build the robust, scalable and secure software solutions across the having no/least adoption
• Define clear technical specifications and make architecture decisions that align with business goals and long-term scalability.
• Implement best practices (including secure code guidelines) through the implementation of unit tests, automation, leverage and code reviews. Drive continuous improvement in code quality and maintainability.
• Troubleshooting issues and proactively solving problems as they arise, ensuring the smooth operation of full stack applications
• Ability to understand the data flow diagram, data modelling and Lineages
• Job orchestration using Airflow, Control M, Step Functions, or event-driven triggers.
• Ensure data is protected and compliant with regulatory standards.
• Work closely with business stakeholders to enable high quality datasets.
• Provide technical support in architecture decisions, code reviews, and best practice adoption and provide technical guidance to peers/juniors in team.
• Own deployment, incident response, and post-incident reviews for production environments, troubleshooting Spark performance issues, job failures, and cluster bottlenecks.
• Optimize cost and usage of AWS resources and recommend architecture improvements.
• Collaborate closely with developers, QA and cross product teams to streamline release processes.
• Best Practices Advocacy: Advise teams on CI/CD pipelines, observability, security compliance, and modern development practices.
• Collaborate with product managers and stakeholders to align technical roadmaps with business strategy
• Expertise in architecture governance, security frameworks, and scalable system design across large organizations

Technical Skills

• Strong experience with the AWS data stack (S3, Glue, EMR, Lambda, Kinesis, Redshift, Step Functions etc.,).
• Strong hands-on expertise in Scala, PySpark, Spark optimization techniques, HiveQL, and distributed computing.
• Good understanding of Hadoop ecosystem (HDFS, Hive, Spark, YARN, Kafka).
• Good work experience in SQL in hive and impala
• Proficiency in at least one scripting/programming language: Python, Shell scripting.
• Strong experience with CI/CD, GitHub, Git commands.
• Expertise in ETL and Data Warehousing and cloud concepts.
• Good understanding of data modelling (star/snowflake), partitioning strategies, and schema evolution.
• Expertise in data profiling and decision making.
• Able to understand, design and create data flow diagrams and do data modelling. (knowledge of Miro will be added advantage)
• Able to understand the architecture and design end-to-end data flow.
• Hands-on experience with Airflow, or Control‑M, or other orchestrators.
• To monitor and support BAU and year end activities, if needed.
• Well versed with security and compliance aspects in Cloud.
• Familiarity with serverless patterns and containerization (Docker, ECS/EKS).
• Experience with monitoring/logging tools and incident management practices.

Other Requirements

• Strong logical and analytical, problem-solving, and communication skills.
• Communicate effectively and concisely with multiple stakeholders and coordinate and collaborate with cross functional teams.
• Ability to support both legacy Hadoop workloads and cloud-first architectures.
• AWS certifications (Data Engineer, Solutions Architect, or Developer) are a plus.
• Strong leadership and mentoring abilities
• Detail-Oriented and proactive in problem-solving and issue resolution

Application and Interview

By applying for a position with Alight, you understand that, should you be made an offer, it will be contingent on your undergoing and successfully completing a background check consistent with Alight’s employment policies. Background checks may include some or all the following based on the nature of the position: Government ID education verification, employment verification, and criminal check, search against global sanctions and government watch lists, credit check, and/or drug test. You will be notified during the hiring process which checks are required by the position.

Alight requires all virtual interviews to be conducted on video. Please be aware that Alight is a camera‑on culture and may require occasional travel to one of our physical office locations.

Our commitment to Inclusion

We celebrate differences and believe in fostering an environment where everyone feels valued, respected, and supported. We know that diverse teams are stronger, more innovative, and more successful.

At Alight, we welcome and embrace all individuals, regardless of their background, and are dedicated to creating a culture that enables every employee to thrive. Join us in building a brighter, more inclusive future.

As part of this commitment, Alight will ensure that persons with disabilities are provided with reasonable accommodation for the hiring process. If reasonable accommodation is needed, please contact [e-mail].

Equal Opportunity Policy Statement

Alight is an Equal Employment Opportunity employer and does not discriminate against anyone based on sex, race, color, religion, creed, national origin, ancestry, age, physical or mental disability, medical condition, pregnancy, marital or domestic partner status, citizenship, military or veteran status, sexual orientation, gender, gender identity or expression, genetic information, or any other legally protected characteristics or conduct covered by federal, state, or local law. In addition, we take affirmative action to employ disabled persons, disabled veterans, and other covered veterans.

Alight provides reasonable accommodation to the known limitations of otherwise qualified employees and applicants for employment with disabilities and sincerely held religious beliefs, practices and observances, unless doing so would result in undue hardship. Applicants for employment may request reasonable accommodations/modifications by contacting their recruiter.

Authorization to work in the Employing Country

Applicants for employment in the country in which they are applying (Employing Country) must have work authorization that does not, now or in the future, require sponsorship of a visa for employment authorization in the Employing Country and with Alight.

Note, this job description does not restrict management's right to assign or reassign duties and responsibilities of this job to other entities; including but not limited to subsidiaries, partners, or purchasers of Alight business units.