Senior Big Data Engineer: Cloud Pipelines & ML

TechDigital Group; Jersey City (NJ); On-site; USD 90,000 - 150,000; Full time

Job summary

An innovative firm is looking for a talented Big Data Engineer to join their dynamic team. In this role, you will design and implement scalable data pipelines, develop machine learning models, and integrate complex big data systems. Your expertise in tools like Apache Spark, AWS Glue, and various databases will be crucial in optimizing data workflows and ensuring seamless data processing. This position offers the opportunity to work with cutting-edge technologies in cloud environments, contributing to impactful projects that drive data-driven decision-making. If you're passionate about big data and eager to make a difference, this is the perfect opportunity for you.

Qualifications

• Expertise in building scalable ETL pipelines and big data systems.
• Hands-on experience with machine learning frameworks and cloud platforms.

Responsibilities

• Build scalable ETL pipelines using Apache Spark and AWS Glue.
• Process large datasets with Hadoop and Kafka for real-time data streaming.

Skills

Apache Spark

AWS Glue

Google Dataflow

Hadoop

Kafka

MySQL

PostgreSQL

MongoDB

Cassandra

Machine Learning

Tools

Talend

Apache Flink

TensorFlow

PyTorch

Scikit-learn

Git

Job description

Communications Engineer – LMR Systems Specialist.
Note- Experience in two-way radio must have, make sure clearly visible in Resume as well.

Job Responsibilities:

• Provide technical leadership and hands-on support for the integration, configuration, testing, and maintenance of Land Mobile Radio (LMR) systems, including Client, L3Harris, and Kenwood platforms.
• Collaborate with internal teams and vendor partners to plan and execute system integration activities, ensuring seamless interoperability between disparate radio systems.
• Perform detailed system analysis, coverage assessments, and troubleshooting of RF and LMR infrastructure components, including base stations, repeaters, antennas, combiners, and network interfaces.
• Support acceptance testing, validation, and certification of LMR systems for operational deployment within transit and public safety environments.
• Develop and execute test plans, document test results, and provide recommendations for system optimizations and issue resolution.
• Interface with software engineers, network engineers, and field technicians to resolve complex system integration challenges.
• Conduct root cause analysis of system faults and develop effective mitigation strategies to ensure system reliability and availability.
• Maintain accurate documentation of system configurations, design changes, test reports, and integration procedures.
• Provide ongoing technical support, preventive maintenance, and system upgrades as part of the LMR system lifecycle management.

Technical Skills & Qualifications:

• Bachelor's degree in Electrical Engineering, Telecommunications Engineering, or related field.
• 5-10 years of hands-on experience with integration, and maintenance of Land Mobile Radio systems, including Client (ASTRO, P25), L3Harris, and Kenwood platforms.
• In-depth knowledge of P25 standards, trunked radio systems, simulcast, and interoperability frameworks.
• Strong understanding of IP-based backhaul networks supporting modern LMR systems.
• Solid understanding of FCC regulations, licensing, and spectrum management applicable to LMR systems.
• Strong problem-solving skills and the ability to analyze, diagnose, and resolve complex system-level issues.
• Strong knowledge of the use of digital, analog, and virtual measuring instruments: spectrum analyzers, oscilloscopes, random signal generators, vector analyzers, antenna analyzers, network analyzers, RF power meters.
• Knowledge of installing and programming cellular router