Big Data Technical Architect

Valiant Technologies LLC; New York (NY); On-site; USD 180,000 - 230,000; Full time

Job summary

Valiant Technologies LLC is seeking a senior data architect/lead data engineer to drive data quality, governance, and platform architecture across cloud data lakes. You will shape frameworks, mentor teams, and partner with leadership to align data initiatives with business goals.

The role requires deep hands-on expertise with Spark, SQL, Python, and a breadth of cloud data services, delivering scalable data solutions with SDLC and DevOps discipline.

Qualifications

• Bachelor's or master's degree in computer science, engineering, or related quantitative field.
• 15+ years of progressive software engineering experience with at least 5+ years in senior data/architecture roles focused on data quality, governance, or architecture.

Responsibilities

• Lead data quality engineering initiatives, define standards for profiling, validation, cleansing, reconciliation, and anomaly detection.
• Architect and deliver large-scale data automation frameworks across cloud platforms and data lakes.

Skills

Apache Spark

Spark SQL/DataFrames

Streaming

Hadoop/HDFS

Delta Lake/Iceberg

Kafka/Kinesis

Cloud data platforms

Advanced SQL

Python

Data quality engineering

Data governance

Data platform architecture

Mentoring teams

SDLC/DevOps/CI/CD

Communication

Education

Bachelor's or Master's in Computer Science or related quantitative field

Tools

AWS (EMR, Glue, Redshift, Lambda, Step Functions, S3)

Azure (Databricks, Synapse Analytics, Data Lake Storage)

Google Cloud (Dataproc, BigQuery, Cloud Storage)

Hadoop ecosystem tools

Job description

• Bachelor's or master's degree in computer science, Engineering, or a related quantitative field.
• 15+ years of progressive experience in software engineering, with at least 5+ years in a Technical Architect, Lead Data Architect, or Principal Data Engineer role, specifically focused on data quality, data governance, or data platform architecture.
• Exceptional hands-on proficiency and deep architectural understanding of the Big Data ecosystem:
• Apache Spark (PySpark, Scala, or Java): Expert-level experience with Spark SQL, DataFrames/Datasets, streaming, and advanced performance tuning techniques.
• Distributed Storage & Processing: Hadoop, HDFS, S3, Delta Lake, Apache Iceberg, or similar data lake technologies.
• Streaming Technologies: Apache Kafka, AWS Kinesis, or similar high-throughput messaging systems.
• Cloud Data Platforms: Extensive experience designing and implementing solutions on AWS (e.g., EMR, Glue, Redshift, Lambda, Step Functions, S3), Azure (e.g., Databricks, Synapse Analytics, Data Lake Storage), or Google Cloud Platform (e.g., Dataproc, BigQuery, Cloud Storage).
• Expert-level hands-on experience with Advanced SQL for complex data analysis, validation, and optimization.
• Expert-level hands-on experience with Python for data engineering, automation, and developing robust data quality solutions.
• Proven track record of defining, designing, and implementing large-scale data automation frameworks.
• Demonstrated expertise in data quality engineering principles, methodologies, and tools (profiling, validation, cleansing, reconciliation, anomaly detection).
• Experience in leading and mentoring technical teams, fostering a culture of technical excellence and continuous improvement.
• Strong understanding of software development lifecycle (SDLC), DevOps practices, and integrating quality gates into CI/CD pipelines.
• Excellent communication, presentation, and interpersonal skills, with the ability to articulate complex technical concepts to diverse audiences, including senior leadership and non-technical stakeholders.

VALIANT TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. VALIANT TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters. Nor will VALIANT TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract