Query optimization jobs in alexandria, va

Hybrid in Reston, Virginia

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Today

NO C2CNO C2CNO C2CNO C2C Terms of Employment: W2, Contract-to-Hire 9 Months Hybrid (Minimum 1 day per week on-site in Reston, VA) DMV / West Virginia regional candidates only Overview: Our Client is seeking a Senior Business Intelligence Analyst to join a premier business strategy and transformation team at a leading healthcare organization. In this role, you will lead the design, development, and implementation of strategic enterprise BI reporting solutions leveraging Power BI and the broader M

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Contract

$65+

Database Administrator

Washington, District of Columbia

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Today

Overview Employment in this role is conditional upon successful execution of the contract by the client. The Work: The Database Administrator will be responsible for designing, implementing, and maintaining moderately complex databases while ensuring their optimization, security, and integration within the organization's systems. The ideal candidate will have a deep understanding of database management systems, especially PostgreSQL, and the expertise to manage database environments effectively.

Full-time

Splunk Administrator

Hybrid in Indian Head, Maryland

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Today

Job Number: R0251702 Splunk Administrator The Opportunity: Are you looking for an opportunity to advance your experience in systems and network security that will support mission critical client work for the U.S. Navy? As a systems security and network security engineer, you can identify the security systems and applications needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to develop and implement security solutions that will protect

Full-time

USD 62,000.00 - 141,000.00 per year

Senior Back End Data Architect and Engineer

Hybrid in Maryland

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Today

Job Number: R0249750 Back End Data Architect and Engineer, Senior The Opportunity: As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We are seeking an expert-level back-end architect to strengthen and scale our mission data-processing systems. This role is central to advancing high-volume dataflow reliability, back-end performance tuning, and distributed system resilienc

Full-time

USD 112,800.00 - 257,000.00 per year

RAG Data Engineer

Maryland

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Today

Job Number: R0251614 RAG Data Engineer The Opportunity: As a RAG Data Engineer, you will build and operate the data ingestion and search infrastructure that powers mission-critical Retrieval-Augmented Generation (RAG) capabilities. You will design, implement, and maintain pipelines that transform structured and unstructured information into retrieval-ready assets, enabling AI-powered applications to deliver accurate, grounded, and relevant responses. You will own the ingestion, embedding, and

Full-time

USD 61,900.00 - 141,000.00 per year

Senior Software Developer

Arlington, Virginia

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Today

Job Title: Senior Software Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US * * * The Opportunity: CACI is seeking a Senior Software Developer to support CACI's mission critical financial and acquisition systems built on Momentum. In this role, you will lead technical planning, oversee development efforts, and guide modernization wo

Full-time

USD 103,800.00 - 218,100.00 per year

Data Engineer

Washington, District of Columbia

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Today

Job ID: 2617790 Location: Washington, DC, US Date Posted: 2026-10-09 Category: Information Technology Subcategory: Big Data Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_HYBRID Description SAIC is seeking a hands-on Data Engineer with strong Azure experience to build and maintain reliable, scalable data pipelines and datasets that power analytics and operational

Full-time

USD 140,001.00 - 180,000.00 per year

Database Management Specialist (Active Secret Clearance)

Alexandria, Virginia

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Today

We are seeking an experienced Database Management Specialist to support daily IT operations of the Department of War, Office of the Inspector General. You will be responsible for the administration, availability, security, performance, and modernization of enterprise database services across on-premises and Microsoft Azure environments. You will provide hands-on database administration while supporting the organization's transition from traditional datacenter-hosted database platforms to secure

Full-time

USD 95,000.00 - 99,000.00 per year

Data Engineer

Hybrid in Arlington, Virginia

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Today

Job Number: R0251162 Data Engineer The Opportunity: Ever-expanding technology like IoT, machine learning, and artificial intelligence means that there's more structured and unstructured data available today than ever before. As a data engineer, you know that organizing data can yield pivotal insights when it's gathered from disparate sources. We need a data professional like you to help our clients find answers in their data to impact important missions-from fraud detection to cancer research t

Full-time

USD 62,000.00 - 141,000.00 per year

Oracle Database Administrator

Reston, Virginia

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Today

Job Title: Oracle Database Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular Percentage of Travel Required: None Type of Travel: None * * * The Opportunity: Join a mission-critical DoD modernization effort supporting a major financial and acquisitions system relied on for more than 20 years. You will play a key role administering and optimizing Oracle databases as the program transitions from le

Full-time

USD 86,600.00 - 181,800.00 per year

Software Engineer

Rockville, Maryland

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Today

Software Guidance & Assistance, Inc., (SGA), is searching for a Full Stack Developer for a CONTRACT assignment with one of our premier Regulatory clients. This is a hybrid position reporting into any one of our client's office sites. Responsibilities : Maintains a thorough understanding of the systems and processes within the assigned area. Proactively identifies and mitigates technical risks before they affect project delivery, and resolves cross-team dependencies early to support successful ex

Contract

USD 75.00 - 80.00 per hour

Full Stack Developer

Rockville, Maryland

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Today

Contract

USD 75.00 - 80.00 per hour

Senior SQL Server Database Administrator

Washington, District of Columbia

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Today

GovCIO is currently hiring for a Senior SQL Server Database Administrator to lead the management of enterprise SQL Server environments across multiple platforms . This position will be located in Washington, D.C. and will be a fully remote within the United States position. Responsibilities Leads the management of enterprise SQL Server environments across multiple platforms, ensuring database scalability, performance, and resilience. This SME-level role requires mastery of SQL Server systems

Full-time

USD 125,000.00 - 140,000.00 per year

Sr Tableau Developer

Hybrid in Washington, District of Columbia

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16d ago

The Senior Tableau Developer is responsible for designing, developing, maintaining, and optimizing secure Tableau dashboards, reports, data queries, and reporting solutions within a highly secure government data environment. The position integrates and aggregates data from multiple authorized sources, validates data and reporting outputs, automates recurring daily reporting processes, and optimizes data queries and Tableau solutions for performance, reliability, and scalability. The Senior Table

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Full-time

Depends on Experience

BI Analytics Developer, Ashburn, VA (Hybrid)

Hybrid in Ashburn, Virginia

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16d ago

Job Title: BI Analytics Developer Location: Ashburn, VA (Hybrid) Duration: Long Term Job Summary We are seeking a highly skilled Senior BI & Analytics Engineer with strong expertise in Tableau, Looker, BigQuery, and Google Cloud Platform (Google Cloud Platform) to design, develop, and deliver enterprise-scale analytics solutions. The ideal candidate will have extensive experience building interactive dashboards, semantic data models, and self-service analytics platforms while leveraging modern

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Contract

Depends on Experience

Azure Data Engineer

Hybrid in Washington, District of Columbia

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Yesterday

Qualifications Required:BS and 5 years experience (4 years experience in lieu of degree).Hands-on experience withAzure Data Factory (ADF): pipelines, data flows, linked services, triggers, parameterization.Strong experience withAzure Blob Storage: containers, access tiers, lifecycle management, SAS/Managed Identities.Strong experience withAzure SQL (Database/Managed Instance): schema design, performance tuning, indexing, query optimization.Practical experience withstar and snowflake schemas, 3NF

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Third Party, Contract

Depends on Experience

Sr. SQL Database Administrator

Alexandria, Virginia

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Today

Leidos is seeking a Sr. SQL Database Administrator (DBA) to partner on a large enterprise IT contract for the DOD. The DBA performs day-to-day technical database administration tasks. This includes database design, database structure identification, database schema definition, database access privilege management, database query optimization, documentation, database instance upgrades, long-range requirements, operational guidelines, and database protection. They should have experience with Micro

Full-time

USD 107,900.00 - 195,050.00 per year

Database Engineer

Arlington, Virginia

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Today

The Database Engineer will manage and optimize database systems for WDP data storage infrastructure. This person will implement and maintain different data stores, ensure database performance and reliability, and work with data engineers to integrate databases into data pipelines. This person will design and implement database schemas and structures, establish database backup and recovery procedures, and optimize database performance through indexing, query optimization, and configuration tuning

Full-time

USD 92,000.00 - 184,000.00 per year

Senior Software Engineer

Arlington, Virginia

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Today

At Two Six Technologies, we build, deploy, and implement innovative products that solve the world's most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the boundaries of what's possible to empower our team and support our customers in building a safer global future. Overview of Opportunity Two Six Technologies is hiring a Senior Software Developer to support the customer's mission-essential applications within an Agile Team. The developer will be respons

Full-time

USD 124,600.00 - 200,500.00 per year

Database Administrator

Washington, District of Columbia

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Today

Full-time

USD 151,000.00 - 153,441.00 per year

Query optimization jobs in Alexandria, VA, USA