Data Engineer - Legacy Systems & AI Workflows
$89.89k - $175.44kGroundswell Corporation
Who Are We? Groundswell is a premier technology integrator and solution provider, resolutely committed to solving the most complex challenges facing federal agencies today. Our name, Groundswell, represents our commitment to be an unstoppable, seismic change in government. Ours is a small company culture with big company reach and results. Are you ready to be audacious, be bold and drive change at a rapid pace? Join us, where we’ll make a greater impact together. What You'll do: Groundswell is seeking an experienced Data Engineer to build secure, reliable data capabilities for a mission-focused platform that connects authoritative sources, operational data, and analytical services. This role spans data ingestion, integration, quality, governance, and pipeline operations. You will help make complex data usable and trustworthy by designing repeatable workflows that preserve provenance, enforce access controls, and support decision-ready applications and AI-enabled capabilities in controlled environments. Design, develop, and operate batch and streaming ETL/ELT pipelines that ingest data from multiple structured and semi-structured sources into secure cloud data platforms. Onboard legacy data sources by reviewing schemas, mappings, interfaces, validation rules, ownership, and operational support procedures. Build automated data-quality checks for completeness, accuracy, consistency, timeliness, and referential integrity, with actionable monitoring and alerting. Automate deployments and pipeline operations using SOAP APIs, workflow orchestration, and environment-specific configurations. Troubleshoot failures across distributed data systems using logs, metrics, lineage, and operational signals; communicate root causes and recovery plans clearly. Collaborate with software engineers, cloud engineers, data scientists, security teams, architects, and customer stakeholders to translate mission needs into measurable data products. Required Qualifications Bachelor's degree in Computer Science, Computer Engineering, Mathematics, Statistics, or a related technical field. 5+ years of professional data engineering experience, including production pipeline development and operations. Proficiency in Python, Java, R, or other programming language used for data engineering. Experience with legacy systems that utilize SOAP APIs for data interaction. Experience implementing data-quality frameworks, validation processes, monitoring, and alerting for production pipelines. Working knowledge of data security, access controls, encryption, auditability, and governance in a regulated, restricted, or compliance-oriented environment. Experience working with APIs (SOAP/REST) and structured data formats such as JSON, XML, CSV, and Parquet. Ability to document technical decisions and collaborate with multidisciplinary teams and customer stakeholders. Must be a U.S. Citizen per contract requirements. Must be able to obtain and maintain a Public Trust Clearance in accordance with contract requirements. Preferred Qualifications Experience building preprocessing, chunking, filtering, metadata-enrichment, or evaluation pipelines for LLM and other AI/ML workflows. Experience operating data platforms with segmented networks, limited connectivity, strict change control, or formal authorization requirements. Strong SQL expertise, including query optimization, data modeling, joins, window functions, and analysis of large datasets. Experience with Jupyter Notebook or other equivalent tools for analyzing data. Experience with Python libraries such as numpy, pandas, and other libraries like this. Hands-on experience with at least one major cloud provider, with AWS experience strongly preferred. Extra consideration given to those with C3.ai experience. Active Public Trust Clearance. Preference given to candidates local to the Washington, DC metro area. Certifications AWS Data Engineer Certification, Databricks, cloud data engineering, or other relevant professional certification is preferred. Benefits Comprehensive medical, dental, and vision plans Flexible Spending Account 4% 401K Match (immediate vesting) Paid Time Off Tuition reimbursement, certification programs, and professional development Flexible work schedule On-site gym and childcare option Salary and Location The salary range for this role takes into account the wide range of factors that are considered in making compensation decisions, including but not limited to skill sets, experience and training; licensure and certifications; and other business and organizational needs. The disclosed range estimate has not been adjusted for any applicable geographic differential associated with the location at which the position may be filled. At Groundswell, it is not typical for an individual to be hired at or near the top of the range for their role, and compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range is: $89,886.00 - $175,444.00 Preference given to candidates local to the Washington, DC metro area. Equal Opportunity Employer All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, pregnancy, genetic information, disability, status as a protected veteran, or any other protected category under applicable federal, state, and local laws. Dedicated to seismic change We creating a modern, digital government through next-generation technology and a deep understanding of the Federal space. Challenge yourself and grow We are leading the technological revolution to modernize and transform government—which is why we are recruiting the smartest, most skilled people to work at our company. Find out how our company is nurturing, challenging, and investing in our employees. #J-18808-Ljbffr Groundswell Corporation
- Groundswell Corporation seeks an experienced Data Engineer to build secure, reliable data capabilities for a mission-focused platform in a federal... ..., ensuring provenance and access controls while enabling AI-enabled capabilities in controlled environments. You will collaborate...Suggested
- ...our team as a Senior Data Engineer to align data solutions... ...and strategy for our AI/ML Maintenance,... ...tasks within the existing systems of record with multiple... ...analytics, reporting, and ML workflows, aligning with... ...: Led migration of legacy ETL workflows and data...SuggestedContract workWork at officeLocal area3 days per week
- ...company delivering data insights and... ...mission-driven software engineering. Our teams work... ...build the agentic workflows that discover and... ...applications, and downstream AI agents. Success... ...skills and a systems-thinking mindset:... ...endpoints — from legacy, cloud, and...SuggestedContract workWork experience placementLocal area
$154.05k - $278.48k
...hands-on Senior Software Engineer / Data Scientist to support... ...applied data science, AI/ML integration, and... ...learning and training systems within classified environments... ...analysis, and mission workflows \n \n Collaborate... ...modernizing legacy applications into modern...SuggestedLocal areaImmediate start- ...company delivering data insights and... ...mission-driven software engineering. Our teams work... ...emerging agentic workflows that discover and... ...applications, and downstream AI agents. Success... ...skills and a systems-thinking mindset:... ...endpoints — from legacy, cloud, and distributed...SuggestedContract workLocal area
$130k - $190k
...Senior Data EngineerGovCIO is currently hiring... ...for a Senior Data Engineer with an active... ...and modernizing data systems across low-side and... ...high-volume mission workflows.Administer, tune, and... ...with generative AI such as Claude Code... ...Experience modernizing legacy data systems into...Currently hiring$70k - $80k
...Description Job Description Senior Data Engineer – Data Quality & Systems Forensics 6-Month Contract / Fixed-... ...engagement Team: Global Data & AI About the Role Dermalogica is looking... .... Experience working with legacy systems, offshore development teams,...Full timeContract workFixed term contractRemote work$52 - $75 per hour
...Services provider, is seeking a Data Engineer to join their team. This is... ...role in comparing legacy and target systems, migrating tools, and building... ...data pipelines for advanced AI solutions. This position is... ...capabilities into backend workflows. Required Skills/Experience...Contract workLocal area$100k - $155k
...Evolution is seeking a Data Engineer to design, develop,... ...teams, analysts, and the AI/ML Engineer to build... ...flows, ownership, and system-of-record boundaries.... ...processes for migrating legacy financial, planning, project... ...for generative AI workflows. Work with the AI/ML...Temporary work$140k - $180k
...looking for seasoned Senior Data Engineer to work with our team and our... ...understand the ETL jobs, workflows, BI tools, and reports Address... .... Experience integrating legacy systems with modern cloud-based data... ...engineering). Experience supporting AI/ML workflows, including...Work experience placement- ...Expression to find a Data Engineer . See details below:... ...and migration of DEA legacy data while helping ensure... ...analytics and emerging AI/ML capabilities. Location... ...opportunities for workflow optimization and automation... ...and integrity across systems and platforms....For contractorsWork at officeImmediate start
- KellyMitchell is seeking a Data Engineer for a contract role supporting vendor modernization initiatives... ...Scala, build data pipelines, and enable AI/ML workflows in a hybrid work environment. The position focuses on comparing legacy systems with target architectures, developing...Contract work
$102k - $170k
...Sector: Public Sector & Data Science Consulting... ...experienced Data Engineer to join their Data... ...: Implement CI/CD workflows utilizing Jenkins,... ...Docker and Kubernetes. System Integration:... ...initiatives to migrate legacy systems to modern,... ...Boot, or integrating AI/ML models. Our...Work at office- ...Hamilton in Arlington, VA seeks an experienced MBSE Engineer to modernize Navy personnel systems. You will translate customer needs into MBSE... ...skills across cloud modernization, enterprise data integration, AI-enabled workflow automation, and cybersecurity compliance,...
- ...bring together experts in cybersecurity, AI, data analytics, and cloud technologies to... ...require great teams. Senior Geospatial Data Engineer TS/SCI with Polygraph Required McLean VA... ..., and Tableau to automate data workflows, manage enterprise GIS content, and deliver...Contract workTemporary workLocal area
- Two Six Technologies is seeking a Lead Data Engineer to join a cross-functional team in Arlington... ..., advancing mission tracking tech with AI/ML. You will design, implement, and... ...Kubernetes, AWS, and Docker to scale data systems in cloud and on-premise setups. #J-1880...
- ...Description 540 is seeking a Data Engineer to support a mission-critical... ...diverse defense and federal systems to build scalable pipelines,... ...troubleshoot, and optimize scheduled workflows and production pipelines for... ...~ Experience using AI-assisted development tools to...Temporary workWork at officeLocal areaRemote workFlexible hours
- ...Infinitive Infinitive is a data and AI consultancy that helps... ...seeking an experienced Data Engineer to help design, build, and scale... ...with complex, fault-tolerant workflow orchestration and strict data... ...contracts across distributed systems. Alongside these technologies...Contract workLocal area
$94k - $175k
~ About the Role: As a Data Engineer you will be responsible for supporting the effective implementation... ..., build and support data pipelines and workflows designed to maximize the usefulness and... ...to grow, lead, and thrive in an AI-enabled future. Industry Competitive...Full timeWork at officeLocal areaFlexible hours2 days per week3 days per week- ...term career growth. We are seeking a Data & Software Engineer to join a small, agile team developing... ...scalable data pipelines and ETL workflows while leveraging modern cloud technologies... ...distributed data processing frameworks, and AI/ML capabilities. The ideal...
- ...Microsoft Certified: Azure Data Engineer Associate preferred Position... ...data migration from legacy systems to the modernized platform,... ...queries, indexes, and data workflows for application and reporting... ...with Agile/Scrum and Digital.ai or similar tools. Experience...Full timeContract work
- ...Expression is seeking an experienced Data Engineer to support the design, development, and operational deployment of scalable, AI-enabled data solutions for the Department of... ...and deploy data pipelines, preprocessing workflows, feature-engineering strategies, reusable...Full timeFor contractorsWork at officeImmediate start
$150k - $170k
...Job Title: AWS Data Engineer Location: McLean, VA Type: Contract... ...to obtain a public trust System One is looking for a strong AWS... ...CI/CD pipelines for data workflows and lakehouse components, including... ..., application, analytics, AI/ML, security, networking, and...Contract workTemporary workLocal areaRemote work- ...Overview SteerBridge is seeking a Data Engineer (Mid-Level, 3+ years) to join... ...and optimizing complex data systems at scale, working alongside... .... Our projects span AI/ML, cloud architecture, and large... ...for data transformation and workflow automation, and utilize AWS services...Full timeContract workWork experience placementWork at officeLocal area3 days per week
$152k - $205.6k
...learning, and Generative AI to proactively identify... ...talents of science, engineering, and UX to build and deliver... ...worldwide.As a Data Engineer on PXTCS, you'... ...reliable, scalable production systems.This is a rare chance... ...handling for data workflows; optimize performance,...Local areaWorldwideFlexible hours$112.2k - $196.4k
...for a highly skilled Senior Data Engineer to join our Joint Staff Chief... ...enabling advanced analytics, AI, and operational decision support... ...Science, Information Systems, Engineering, or related fieldMinimum... ...data-driven applications and workflow automationFamiliarity with...Full timeWork at officeFlexible hours- ...future sponsorship.The Senior Data Engineer is an experienced technical... ...accelerating NFCU’s transition to AI-enabled data engineering by... ...’s degree in Information Systems, Computer Science, Engineering... ...platforms.Experience modernizing legacy data engineering processes...InternshipMonday to Friday
- ...services improve Information System networking performance... ...a coherent secure data ecosystem that is compatible... ...demand Data Engineering Demonstrated experience... ...pipelines and ETL/ELT workflows at scale Demonstrated... ...experience integrating AI/ML services and models...Work at officeLocal area
$98.61k - $167.64k
...scale modernization of legacy systems by leading the... ...transforming document-heavy workflows into structured, digital... ...enabling seamless data integration across systems... ...using Document AI.Implement data quality... ...of experience in data engineering, data migration, or data...Full timeContract workWork experience placementWork at officeRemote work- ...vital interests. Job Title: Data Engineer Location: On-Site,... ...secure data pipelines, ETL/ELT workflows, and analytics-ready datasets... ...Palantir Foundry, Maven Smart Systems, or comparable platforms.... ...use artificial intelligence (AI) tools to support parts of the...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Data Engineer - Legacy Systems & AI Workflows. Be the first to apply!
- senior cloud data engineer Mc Lean, VA
- senior data integration developer Mc Lean, VA
- data developer Mc Lean, VA
- big data cloud engineer Mc Lean, VA
- data engineer analytics Mc Lean, VA
- finance data engineer Mc Lean, VA
- sr information security engineer Mc Lean, VA
- aws data engineer Mc Lean, VA
- senior data quality engineer Mc Lean, VA
- etl data engineer Mc Lean, VA


