Freelance Oracle Data Migration Jobs in Virginia

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Job Description Summary

The Developer DBA will support application development, database engineering, data integration, analytics enablement, and operational database activities for the GrantSolutions platform. This role is responsible for designing, developing, testing, maintaining, and optimizing Oracle database solutions, including PL/SQL packages, procedures, functions, triggers, ETL processes, data migration scripts, and performance-tuned database objects.

The Developer DBA will work closely with application developers, architects, DevOps engineers, data engineers, Product Owners, Scrum teams, business stakeholders, and Federal partners to support mission-critical applications and modernization initiatives. The ideal candidate will be a self-starter with strong analytical and problem-solving skills who can quickly understand complex application data models, independently drive solutions, and deliver high-quality database solutions in an Agile environment.

This role will also support AI-enabled engineering initiatives by applying approved AI-assisted development and automation tools to improve productivity, code quality, documentation, testing, troubleshooting, and software delivery outcomes.

What You Will Do

We are seeking a highly motivated Developer DBA with strong Oracle SQL and PL/SQL expertise, ETL development experience, and cloud data platform knowledge to support application modernization, database development, systems integration, analytics, and operational support activities.

• Design, develop, and support Oracle database solutions, including packages, stored procedures, functions, triggers, views, materialized views, and sequences, ensuring high performance, scalability, and maintainability.
• Develop, enhance, and optimize SQL and PL/SQL code to support application functionality, reporting, system integrations, and business operations.
• Create and maintain database migration scripts, schema updates, release deployment packages, and automated database deployment processes.
• Design, build, and support ETL workflows, data transformation processes, validation frameworks, and batch data processing solutions.
• Analyze and interpret complex data models, database schemas, enterprise data flows, ERDs, and data mappings to support business and application requirements.
• Develop and support cloud-based data integration, reporting, and analytics solutions using AWS technologies such as Amazon Redshift, Amazon S3, Amazon RDS, and related services.
• Build and maintain data integration pipelines using Matillion ETL and other enterprise data integration platforms.
• Troubleshoot and resolve database issues, data quality concerns, application integration challenges, and performance bottlenecks across environments.
• Perform database performance tuning and optimization using execution plans, indexing strategies, partitioning, optimizer statistics, and Oracle diagnostic and monitoring tools.
• Collaborate closely with software engineers, architects, DevOps engineers, and business stakeholders to deliver scalable and reliable data solutions.
• Participate in Agile development activities, including sprint planning, backlog refinement, daily standups, code reviews, sprint reviews, and retrospectives.
• Contribute to DevSecOps and CI/CD initiatives by implementing automated testing, deployment, monitoring, and compliance practices for database solutions.
• Create and maintain technical documentation, including database designs, data mappings, interface specifications, operational procedures, and support guides.
• Develop and support database unit testing, regression testing, data validation testing, and automated test support for SQL, PL/SQL, ETL, and data migration changes.
• Support production operations, release deployments, incident troubleshooting, root-cause analysis, and post-deployment validation for mission-critical database and application components.
• Leverage approved AI-powered development tools to accelerate SQL and PL/SQL development, code review, troubleshooting, documentation, testing, and knowledge-sharing activities.
• Identify and implement opportunities to apply AI and intelligent automation to database development, data engineering, deployment, monitoring, operational support, and engineering productivity.
• Support data governance, security, privacy, and compliance requirements by implementing least-privilege access, auditability, encryption-aware data handling, and controls aligned with Federal standards such as FISMA, NIST, and FedRAMP where applicable.
• Continuously evaluate emerging database, cloud, AI, and data engineering technologies and recommend improvements that enhance platform capabilities and team productivity.

What You Will Need

• Must be able to OBTAIN and MAINTAIN a Federal or DoD "PUBLIC TRUST"; candidates must obtain approved adjudication of their PUBLIC TRUST prior to onboarding with Guidehouse. Candidates with an ACTIVE PUBLIC TRUST or SUITABILITY are preferred.
• Bachelor's degree required.
• Minimum of five (5) years of experience in Oracle database development, database engineering, ETL development, data integration, or related software engineering roles.
• Strong experience in Oracle SQL and PL/SQL development, including packages, procedures, functions, triggers, views, materialized views, sequences, complex queries, performance tuning, and Oracle development tools such as SQL Developer and SQL*Loader.
• Proven ability to design, develop, optimize, troubleshoot, and maintain database solutions supporting enterprise and mission-critical applications.
• Experience designing and implementing ETL solutions, data transformation processes, batch processing frameworks, and data migration initiatives.
• Experience with AWS data and cloud services, including Amazon Redshift, Amazon RDS, Amazon S3, and related analytics and integration technologies.
• Experience with Matillion ETL or similar cloud-native data integration, orchestration, and data pipeline platforms.
• Strong understanding of relational database architecture, logical and physical data modeling, ERDs, normalization, indexing, query optimization, transaction management, and referential integrity.
• Experience analyzing and supporting complex enterprise application databases, schemas, and data models.
• Experience developing or supporting database unit tests, regression tests, data validation checks, and deployment verification activities.
• Experience supporting production releases, operational incidents, defect triage, root-cause analysis, and post-release validation in enterprise or mission-critical environments.
• Ability to troubleshoot and resolve database, data quality, integration, and application performance issues across distributed environments.
• Experience supporting database and application deployments using CI/CD pipelines, release automation, and DevSecOps best practices.
• Experience working in Agile software development environments utilizing Scrum, Kanban, or similar methodologies.
• Experience using source control and application lifecycle management tools such as Git, GitHub, Bitbucket, GitLab, or Azure DevOps.
• Experience using approved AI-assisted tools or automation practices to support code generation, optimization, testing, troubleshooting, documentation, code reviews, knowledge management, and engineering productivity improvements.
• Understanding of Responsible AI principles, AI governance, cybersecurity, data privacy, and secure AI adoption within enterprise or government environments.
• Familiarity with AI-enhanced SDLC practices, AI-assisted DevSecOps, intelligent automation, and emerging AI engineering patterns.
• Strong analytical, problem-solving, communication, and organizational skills, with the ability to manage competing priorities, work independently or collaboratively, and continuously adapt to emerging database, cloud, and AI technologies.

What Would Be Nice To Have

• Experience supporting Federal Government or large-scale enterprise applications.
• Experience supporting Grants Management, Financial Management, Case Management, Regulatory, or workflow-driven systems.
• Experience with Oracle Data Pump, Oracle GoldenGate, Informatica, Talend, ODI, Liquibase, Flyway, or similar data integration and migration tools.
• Experience with PostgreSQL, SQL Server, MySQL, or other enterprise database platforms.
• Experience supporting cloud modernization, database migration, or application modernization initiatives.
• Knowledge of Federal data security and compliance practices, including audit logging, least-privilege access, encryption-aware data handling, and security controls aligned with FISMA, NIST, or FedRAMP requirements.
• Experience with data warehousing concepts, dimensional modeling, enterprise reporting, and business intelligence platforms such as Power BI, Tableau, or Amazon QuickSight.
• Experience supporting data pipelines and data platforms used for analytics, reporting, AI, and machine learning workloads.
• Familiarity with AWS cloud-native application and service deployment architectures.
• Oracle certifications preferred, including:
  • Oracle Certified Professional (OCP)
  • Oracle Database Administrator Certified Professional
  • Oracle SQL Certified Associate
• Experience evaluating and adopting emerging AI technologies to improve software engineering productivity, database development, operational efficiency, and modernization initiatives.
• Familiarity with modern AI data architectures, vector databases, retrieval-augmented generation (RAG), AI agents, knowledge management systems, and enterprise AI platforms.
• Experience participating in AI-driven modernization efforts, intelligent automation initiatives, or enterprise data and analytics programs.

What We Offer:

Guidehouse offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflects our commitment to creating a diverse and supportive workplace.

Benefits include:

• Medical, Rx, Dental & Vision Insurance

• Personal and Family Sick Time & Company Paid Holidays

• Parental Leave

• 401(k) Retirement Plan

• Group Term Life and Travel Assistance

• Voluntary Life and AD&D Insurance

• Health Savings Account, Health Care & Dependent Care Flexible Spending Accounts

• Transit and Parking Commuter Benefits

• Short-Term & Long-Term Disability

• Tuition Reimbursement, Personal Development, Certifications & Learning Opportunities

• Employee Referral Program

• Corporate Sponsored Events & Community Outreach

• Care.com annual membership

• Employee Assistance Program

• Supplemental Benefits via Corestream (Critical Care, Hospital Indemnity, Accident Insurance, Legal Assistance and ID theft protection, etc.)

• Position may be eligible for a discretionary variable incentive bonus

About Guidehouse

Guidehouse is an Equal Opportunity Employer-Protected Veterans, Individuals with Disabilities or any other basis protected by law, ordinance, or regulation.

Guidehouse will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law or ordinance including the Fair Chance Ordinance of Los Angeles and San Francisco.

If you have visited our website for information about employment opportunities, or to apply for a position, and you require an accommodation, please contact Guidehouse Recruiting at 1-571-633-1711 or via email at RecruitingAccommodation@guidehouse.com. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodation.

All communication regarding recruitment for a Guidehouse position will be sent from Guidehouse email domains including @guidehouse.com or guidehouse@myworkday.com. Correspondence received by an applicant from any other domain should be considered unauthorized and will not be honored by Guidehouse. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event. Never provide your banking information to a third party purporting to need that information to proceed in the hiring process.

If any person or organization demands money related to a job opportunity with Guidehouse, please report the matter to Guidehouse's Ethics Hotline. If you want to check the validity of correspondence you have received, please contact recruiting@guidehouse.com. Guidehouse is not responsible for losses incurred (monetary or otherwise) from an applicant's dealings with unauthorized third parties.

Guidehouse does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of Guidehouse and Guidehouse will not be obligated to pay a placement fee.