Senior Data Migration Engineer - Enterprise Application Modernization

Fully Remote • Reston, VADescriptionConcept Solutions, LLC (CS) is seeking an experienced Senior Data Migration Engineer to support a mission-critical application modernization program for a Department of War (DoW) customer.In this role, you will lead complex data migration initiatives, ensuring the accurate, secure, and reliable transfer of data between enterprise systems. You will play a critical role in designing repeatable migration processes, maintaining data integrity, and supporting successful production transitions.This opportunity is ideal for a seasoned data engineering professional who brings strong SQL expertise, hands-on migration experience, and a commitment to delivering reliable solutions in a federal environment.Plan and lead large-scale data migrations between enterprise systems, including data profiling, mapping, transformation, and reconciliation.Design and build repeatable, auditable migration pipelines with comprehensive validation reporting and rollback capabilities.Execute trial migrations, identify and resolve data-quality issues in collaboration with data owners, and support production cutover activities.Document data lineage, migration methodologies, and key decisions to support audit requirements, knowledge transfer, and operational handoff.Requirements7+ years of experience in data engineering, including participation in at least two production data migrations.Advanced SQL expertise with PostgreSQL and at least one commercial relational database.Hands-on experience with ETL tools or Python scripting for data transformation and validation.Preferred QualificationsExperience working with AWS GovCloud, AWS Database Migration Service (DMS), or comparable migration tools.Familiarity with records-retention requirements.Active Secret security clearance.Work Location and ScheduleLocation: RemoteSchedule: Full-time, Monday through Friday, with core hours of 9:00 a.m. to 3:00 p.m. Eastern. Work is organized into two-week sprints, with a customer demonstration each sprint.Travel: 0–10%, within the Washington, DC metropolitan area.Security Requirement: U.S. citizenship required. Candidates must be eligible to obtain and maintain a DoW security clearance. An active Secret clearance or higher is strongly preferred and may allow an earlier start.Compensation: $170,000–$180,000 annual base salary, depending on experience.Company Profile:Founded in 1999 and headquartered in Reston, Virginia, Concept Solutions, LLC (CS) is a leading small business in technology, engineering, and management consulting. We are the innovative and agile force behind strategic solutions that enhance organizational efficiency and safeguard our nation across Aerospace, Defense, and National Security sectors.For over 25 years, CS has been a trusted partner for the Federal Aviation Administration (FAA), Department of Homeland Security (DHS), Department of Justice (DOJ), Department of Defense (DoD) and other federal agencies delivering vital IT, security, and project management services.Our commitment to excellence is reflected in our adherence to CMMI-DEV ML3, ISO 9001:2015, ISO/IEC 20000-1:2018, and ISO/IEC 27001-1:2013 standards. CS boasts company highlights that include:Over two decades of experience across over $300 million in contract awards supporting critical FAA programsMultiple contract vehicles providing opportunities across FAA, DoD, NOAA, and other Federal agenciesInnovation Council - CS maintains an active Internal Research and Development (IR&D) program that is geared towards identifying emerging technologies and pursuing technological innovationsAt CS, we know our success stems from our talented team. That’s why we prioritize the wellbeing and growth of our employees, fostering a positive culture centered on innovation, engagement, and career development.Benefits: Concept Solutions offers a competitive benefits and salary package you would receive from a large company. We offer health, dental, vision and life insurance, as well as a comprehensive 401(k) plan with matching and immediate vesting.Concept Solutions is an Equal Opportunity Employer, and we value workplace diversity. We invite resumes from all interested parties and consider applicants for all positions without regard to race, color, religion, sex, national origin, age, marital status, sexual preference, personal appearance, family responsibility, the presence of a non-job-related medical condition or physical disability, matriculation, political affiliation, veteran status, or any other legally protected status. Concept Solutions is a VEVRAA federal contractor, and we request priority referral of veterans for available positions.