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Query Processing Jobs in Chicago, IL (NOW HIRING)

Oracle PL/SQL Developer

Chicago, IL · On-site

$52.25 - $66/hr

... query processing, and query planning • Knowledge of data modeling, key data structures, and algorithms • Familiarity with Python or other scripting/programming languages Company : In today ...

Oracle PL/SQL Developer

Chicago, IL · On-site

$52.25 - $66/hr

... query processing, and query planning • Knowledge of data modeling, key data structures, and algorithms • Familiarity with Python or other scripting/programming languages Company : Alpha ...

Medical Coders

Chicago, IL · On-site

$76K - $81K/yr

... query processes About Akicita FederalAkicita Federal is a Native American-owned federal contractor delivering healthcare, clinical, IT, and program-support services across the Indian Health Service ...

Medical Coders

Chicago, IL · On-site

$76K - $81K/yr

... query processes About Akicita FederalAkicita Federal is a Native American-owned federal contractor delivering healthcare, clinical, IT, and program-support services across the Indian Health Service ...

Medical Coders

Chicago, IL · On-site

$76K - $81K/yr

... query processes About Akicita FederalAkicita Federal is a Native American-owned federal contractor delivering healthcare, clinical, IT, and program-support services across the Indian Health Service ...

Medical Coders

Chicago, IL · On-site

$76K - $81K/yr

... query processes About Akicita FederalAkicita Federal is a Native American-owned federal contractor delivering healthcare, clinical, IT, and program-support services across the Indian Health Service ...

Inpatient Coder

Chicago, IL · On-site

$34 - $45/hr

Participate in documentation clarification and provider query processes when needed. * Work collaboratively with CDI, Revenue Cycle, Compliance, and Clinical teams. * Utilize encoder software and ...

... query, store procedures, triggers etc. Proven ERP experience; multiple full ERP implementations preferred. Ability to read, analyze and interpret general business processes, professional journals ...

... Query, Cloud Storage, Cloud Functions, Cloud Composer, DataProc etc. • Experience/familiarity with ETL process, streaming data, Kafka, API and SQL. • Experience in scripting using Python and ...

Prepare comprehensive tender documentation for all trade packages, manage the tender query process, and perform detailed bid leveling and compliance reviews. * Produce formal Tender Recommendation ...

Business Process Manager

Deerfield, IL · On-site

$86K - $138K/yr

Designs and implements processes to predict and prevent future issues. Develops and maintains an ... Experience working with SQL (query optimization, data extraction), Python (data manipulation ...

ETL Developer

Rosemont, IL · On-site

$49.75 - $65/hr

Perform large-scale data processing and apply query optimization techniques for high performance. * Implement audit, balance, and control mechanisms to ensure data accuracy and integrity.

Senior Data Analyst

Lake Zurich, IL · On-site

$38 - $43/hr

Expert in Excel/Power Query/Access required. * Working SQL knowledge and experience working with ... Experience performing root cause analysis on internal and external data and processes to answer ...

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Query Processing information

See Chicago, IL salary details

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$17

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How much do query processing jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for query processing in Chicago, IL is $17.25, according to ZipRecruiter salary data. Most workers in this role earn between $13.85 and $19.81 per hour, depending on experience, location, and employer.

What is query processing?

Query processing refers to the series of steps a database management system (DBMS) takes to interpret and execute a user's query. This process involves parsing the query, translating it into a suitable internal representation, optimizing it for efficient execution, and finally retrieving the requested data from the database. Effective query processing is crucial for ensuring fast and accurate results, especially in large and complex databases. It typically includes techniques like indexing, query rewriting, and using execution plans to improve performance.

What are the key skills and qualifications needed to thrive as a query processing specialist, and why are they important?

To thrive as a Query Processing Specialist, you need a solid understanding of database management, information retrieval, and data analysis, often supported by a degree in computer science or a related field. Familiarity with SQL, search algorithms, data warehousing solutions, and query optimization tools is typically required. Strong analytical thinking, problem-solving abilities, and effective communication skills help you interpret data needs and collaborate with stakeholders. These competencies are crucial for efficiently handling and optimizing queries to ensure accurate, timely access to data and support business decision-making.

How does a query processing professional typically collaborate with database administrators and software developers?

Query Processing professionals play a vital role in optimizing how databases handle and execute queries. They work closely with database administrators to analyze performance bottlenecks, suggest indexing strategies, and ensure efficient data retrieval. Collaboration with software developers is also common, as these professionals help design application queries that are both effective and resource-efficient. This teamwork ensures that end-users receive fast, accurate results while maintaining the stability and scalability of database systems.

What is the difference between Query Processing vs Data Analyst?

AspectQuery ProcessingData Analyst
Required CredentialsKnowledge of databases, SQL, and data retrieval techniquesDegree in statistics, data science, or related fields; SQL knowledge often required
Work EnvironmentDatabase systems, data warehouses, IT departmentsBusiness environments, analytics teams, reporting tools
Industry UsageIT, software development, database managementFinance, marketing, healthcare, and other sectors relying on data insights

Query Processing focuses on retrieving and managing data efficiently within databases, often involving technical skills like SQL and database management. Data Analysts interpret data, generate reports, and provide insights for decision-making. While both roles work with data, Query Processing is more technical and system-oriented, whereas Data Analysts focus on analysis and business applications.

What cities near Chicago, IL are hiring for Query Processing jobs?

Cities near Chicago, IL with the most Query Processing job openings:

Oracle PL/SQL Developer

Scalence L.L.C.

Chicago, IL • On-site

$52.25 - $66/hr

Full-time

Re-posted 4 days ago


Job description

Job Summary:
Scalence L.L.C. is a company focused on delivering exceptional customer experiences through a collaborative GIS team. They are seeking an Oracle PL/SQL Developer to design and develop PL/SQL solutions, enhance ETL processes, and collaborate with cross-functional teams.
Responsibilities:
• Design and develop Oracle PL/SQL procedures, functions, triggers, and packages
• Build and enhance ETL processes using Informatica
• Conduct analysis and performance tuning of SQL queries, PL/SQL scripts, and ETL workflows
• Perform logical and physical database design, indexing, and partitioning
• Collaborate with data architects and analysts to ensure scalable and efficient solutions
Qualifications:
Required:
• 5–10 years of Oracle Applications development experience using PL/SQL
• 2–3 years of Informatica development experience
• Strong troubleshooting skills in SQL, PL/SQL, and Shell scripting
• Strong Expertise in performance tuning of SQL queries, PL/SQL scripts, and ETL workflows
• 2-3 years of Shell/Python Scripting experience
Preferred:
• Experience with relational database internals, query processing, and query planning
• Knowledge of data modeling, key data structures, and algorithms
• Familiarity with Python or other scripting/programming languages
Company:
In today’s dynamic and competitive market, success hinges on mastering three key areas: Data Intelligence, Business Resilience, and Digital Experience. Founded in , the company is headquartered in Morristown, USA, with a team of 501-1000 employees. The company is currently Late Stage.