UNKNOWN

FEED

Complete and extend the existing reusable Java preprocessing framework, helping evolve it into a modular and extensible solution capable of supporting additional systems, data sources, formats, and ingestion requirements. The ideal candidate will possess a mix of technical awareness of enterprise integration patterns, strong Java development experience, SharePoint familiarity, and strong communication skills to support the successful onboarding of users into the new process.

Reflexive Concepts

COTS Integration Specialist

ea_via_bold

FULL_TIME

We are looking for an experienced Database Engineer to join the team designing, building, and maintaining a new AWS-hosted, web-based internal tool used by non-technical end users to submit, review, approve, and track sensitive, highly regulated data requests on classified systems. As the Database Engineer, you will own the data layer of the application: modeling the request, review, and audit data; designing the relational and NoSQL stores that back the application; migrating data out of the legacy system; and making sure the database is secure, performant, auditable, and compliant with data-handling policies.

Redhorse Corporation

Database Engineer

lever_via_bold

The ideal candidate is a senior healthcare IT professional with proven experience leading enterprise technology operations, implementing and supporting EHR platforms, managing healthcare systems integration, and overseeing multidisciplinary technical teams. We are seeking an experienced Deputy Assistant Chief Information Officer (DACIO) to provide strategic IT leadership, oversee healthcare technology initiatives, and ensure the delivery of robust, scalable, secure, and cost-effective technology solutions.

The AES Group Inc

Deputy Assistant Chief Information Officer (DACIO)

Integrate with enterprise AI platforms and architectures, including LLMs and RAG pipelines, to enhance HR applications such as natural language search across policies and knowledge bases, automated document summarization, and contextual insights surfaced in user workflows. The Opportunity: Booz Allen is the leading provider of AI services to the nation, and we're looking for a software engineer like you to create full-stack applications that integrate enterprise AI/ML services, including LLMs, to solve tough problems.

YEAR

Booz Allen is an advanced technology company. We build commercial-grade products and solutions for America’s most critical defense, civil, and national security priorities.

Booz Allen Hamilton Inc

AI and ML Software Engineer

OTHER

Technical Skills: Strong knowledge of data warehouse design; data modeling; proficiency with SQL; strong experience with data extraction, transformation, and loading (ETL); working knowledge of report and dashboard development; strong knowledge of SQL Server / Snowflake databases; working knowledge of Oracle databases. • Bachelor's Degree in Business Administration, Computer Science, Mathematics, Engineering, or related field with programming and database systems coursework or equivalent database development experience.

TriWest Healthcare Alliance

Data Engineer Sr.

equestftpin

Responsibilities shall include, but are not limited to: Lead database architecture and administration supporting migration from the legacy Oracle Siebel database to the modernized AWS PostgreSQL (RDS/Aurora PostgreSQL) environment. Support design and development of data extraction, transformation, and loading (ETL) processes leveraging AWS Glue, PySpark, and AWS DMS to move data from Siebel/Oracle to AWS PostgreSQL staging and production environments.

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business.

Leidos

Senior Database Administrator (DBA)

Maximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. We are looking for a highly skilled technical Lead Appian Developer to drive the design, development, and implementation of complex case management and workflow automation solutions in a federal environment.

MAXIMUS provides business services to help governments operate health and human services programs, mostly at the state and national levels. The company's health services segment offers outsourced program management and administrative services,

Maximus

Lead Appian Developer

The ideal candidate will be responsible for designing, developing, deploying, and maintaining robust ColdFusion applications while collaborating closely with Business Solutions and IT teams. ERG offers multidisciplinary teams with nationally recognized skills in engineering, science, economics, public health, informational technology, and communications.

Helping our clients protect the environment, improve worker health and safety, ensure the safety of food and drugs, plan sustainable facilities, and achieve other positive outcomes.

ERG offer's an atmosphere of respect, where everyone at all levels is treated with kindness and compassion. How does this work? We look for people with similar goals, skills, and dedication to client service. We look for people who embrace our collaborative philosophy. In this atmosphere, our employees can develop, grow, and diversify their skills. They can participate on project teams that pull together different specialties and strengths to meet specific client needs. One key result of this philosophy is that we have very low turnover of staff.

The atmosphere of respect that we apply internally extends in equal measure to client relationships. We listen to and learn about our clients’ goals. We develop and implement practical, cost-effective plans to meet those goals. And we make ourselves available and responsive to changing needs and priorities.

Eastern Research Group Inc

Senior ColdFusion Developer

Experience applying system security engineering principles in areas such as system security design, lifecycle engineering, authentication and authorization mechanisms, cryptography, intrusion detection, contingency planning, incident handling, auditing, configuration management, and change control. Experience with cybersecurity tools such as Rapid7, Tenable/Nessus, SonarQube, Fortify, Chainguard, or endpoint detection and response (EDR) platforms, as well as using STIG viewers and compliance tools to assess systems against established security configuration baselines.

Cyber Security Engineer (SME)

This role focuses on developing sophisticated, user-friendly applications and custom front-end interfaces that integrate data from Oracle and Microsoft SQL Server databases without relying on Microsoft Dataverse. We provide customers with specialized technical skills and deep subject matter expertise focused on Homeland Security, Biometrics, Law Enforcement, and Healthcare domains to meet the complex mission challenges of today and tomorrow.

AVER LLC

Power Platform Developer

February 9, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Our talented team is at the forefront in Mission Software, Security Engineering, Computer Network Operations (CNO), Offensive Cyber, AI/ML, Analysis, Signals Intelligence (SIGINT), and Cryptographic Key Management.

Cyber Opportunities

The ISSE collaborates with multidisciplinary teams - including Information Systems Security Managers (ISSMs), software developers, systems engineers, and government stakeholders—to integrate effective security controls and ensure systems remain resilient against evolving threats and vulnerabilities. Applying system security engineering principles in areas such as system security design, lifecycle engineering, authentication and authorization mechanisms, cryptography, intrusion detection, contingency planning, incident handling, auditing, configuration management, and change control.

Information Systems Security Engineer (ISSE) SME

Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. 5+ years of experience developing software and solutions for retrieving, parsing, and processing structured and unstructured data, including scalable ETL and ELT workflows for reporting and analytics.

Booz Allen Hamilton

Data Engineer

Aver Careers - Power Platform Developer

POSITION SUMMARY: This position leads functional design, requirements analysis, codeless BMIDE configuration, workflow design, and user acceptance testing across all of the major PLM task areas such as part and BOM change management, document change management, and integration with CAD, ERP, MES, eQMS, and other IS/IT systems. The Senior Functional Analyst partners closely with company stakeholders and serves as the principal functional counterpart to the Principal Developer - Teamcenter X, Teamcenter X administrators, infrastructure engineers, and Siemens or systems-integrator partners.

Meso Scale Discovery

Senior Functional Analyst Teamcenterx

The focus is on requirements analysis, solution design, system and interface engineering, workflow engineering, integration and test planning, technical documentation, risk management, and delivery coordination across Appian workflows, microservices, and enterprise system architectures. You will work across systems engineering, software development, architecture, Agile delivery, and stakeholder engagement to translate mission needs into technical requirements, system designs, workflow designs, interface definitions, test approaches, and implementable backlog items.

Senior Systems Engineer

IRecruitee

July 31, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Senior Software Engineer

In this role, you will: Apply knowledge of AWS operations, including services like EC2, S3, VPC, ELB, Auto Scaling Groups, Route 53, IAM, CloudTrail, CloudWatch, CloudFormation, Lambda, SNS, and RDS. Actual base salary will be determined by a variety of factors, including but not limited to, the scope of the role, relevant experience, job-related knowledge, education and training, key skills, and geographic market considerations.

Serco, Inc. is the North America division of Serco Group, plc, one of the world’s leading service companies. At Serco we serve every branch of the U.S. Military, federal, state and local governments, Canadian and provincial governments, as well as commercial customers. We are a leading provider of professional, technology, engineering, trades, and management services, and we support the public service areas of Defense, Citizen Services, and Transportation.
Headquartered in Herndon, Virginia, Serco has over 9,000 employees working at over 100 sites across the U.S. and Canada. Serco is a business where people and values matter. Our workplace culture is one that embraces diversity and fosters equity, respect, and belonging for every individual. Put simply, Serco is a place you can count on. We embody a holistic approach to wellbeing and offer our employees a suite of benefits that enable you to achieve your physical, emotional, financial, social, community and career goals.
Serco is a place where you can make a difference because every contribution matters. So while your place at Serco may vary depending on your role, we know you will find your place here. You are invited to come discover your place in our world.

Serco Group plc

Business Intelligence (BI) Developer - Remote

Senior Computer Systems Engineer

The candidate will help to lead projects of significant national importance, guiding the transformation of existing vessels into autonomous platforms and supporting the development of new ships from concept throughdeployment. July 31, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Oracle Developer Jobs in Washington, DC

COTS Integration Specialist Reflexive Concepts

Database Engineer Redhorse Corporation

Deputy Assistant Chief Information Officer (DACIO) The AES Group Inc

AI and ML Software Engineer Booz Allen Hamilton Inc

Data Engineer Sr. TriWest Healthcare Alliance

Senior Database Administrator (DBA) Leidos

Lead Appian Developer Maximus

Senior ColdFusion Developer Eastern Research Group Inc

Cyber Security Engineer (SME) Leidos

Power Platform Developer AVER LLC

Cyber Opportunities Leidos

Information Systems Security Engineer (ISSE) SME Leidos

Data Engineer Booz Allen Hamilton

Aver Careers - Power Platform Developer AVER LLC

Senior Functional Analyst Teamcenterx Meso Scale Discovery

Senior Systems Engineer Leidos

Senior Software Engineer Leidos

Business Intelligence (BI) Developer - Remote Serco Group plc

Senior Computer Systems Engineer Leidos

Principal Software Engineer Leidos

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