Junior Python Developer LeidosJunior Python DeveloperChantilly, Virginia$69,550–$125,725 / yearJune 2, 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.
NewTech Lead LeidosTech LeadChantilly, Virginia$154,050–$278,475 / yearYou will lead a team of database developers, systems engineers, software developers, cyber security engineers, test engineers, who develop custom user interfaces and rest services to management digital policies, assist in installation, deployment, and maintenance of products. Leidos is seeking an Engineering Technical Lead for a technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management.
Joomla Backend Developer Booz Allen HamiltonJoomla Backend DeveloperChantilly, VirginiaOnsite : 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. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
Software Development Lead (Marine Operations) Concept SolutionsSoftware Development Lead (Marine Operations)Forest Glen, MDConcept Solutions is seeking an experienced Marine Operations Software Development Lead to lead the design, development, modernization, integration, and sustainment of mission-critical software applications supporting maritime operations and enterprise business systems. 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.
AWS Full Stack Developer Booz Allen HamiltonAWS Full Stack DeveloperSpringfield, Virginia$69,400–$158,000 / yearOnsite : 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. 2+ years of experience with AWS services and cloud-native architecture patterns, including ECS, Lambda, SQS, SNS, EC2, RDS, DynamoDB, IAM policies, security groups, and network security.
Full Stack Developer II (Temp to Perm Position) UllicoFull Stack Developer II (Temp to Perm Position)Bethesda, Maryland$93,000–$110,000 / yearUse Git to manage and track all changes across development activities, including maintaining repositories, creating branches, committing code, and collaborating with team members through structured version control workflows. Use Adobe XD and Adobe Photoshop to design application wireframes, create visual mockups, and produce high-quality graphics that support user interface development and overall product design.
Mid-Level Software Developer Redhorse CorporationMid-Level Software DeveloperChantilly, VAWe’re looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets. We are looking for a Mid-Level Software Developer to join our team and contribute to the design, development, and maintenance of a web-based tool used by non-technical end users.
Backend Developer (AWS/FedRAMP) Apidel TechnologiesBackend Developer (AWS/FedRAMP)Washington, DCContractorWork with AWS services including ECS/Fargate, Lambda, Step Functions, EventBridge, S3, RDS PostgreSQL, Kinesis, Glue, Athena, KMS, Secrets Manager, CloudWatch, GuardDuty, and Security Hub. The platform ingests telemetry, models enterprise control-plane state, simulates adversarial trajectories, validates defensive actions, and supports advisory, semi-autonomous, and autonomous security response workflows.
Senior Software Developer Avid Technology ProfessionalsSenior Software DeveloperBethesda, MarylandMust remain on the client site during Program core hours of 0900-1500. • Excellent problem-solving skills and the ability to work autonomously.
Data Platform Engineer Delaware Nation IndustriesData Platform EngineerWashington, DCPlatform Architecture: Design and maintain scalable, cloud-native data platforms, including data lakes, lake houses, and data warehouses (e.g., AWS, Azure, GCP). Self-Service Enablement: Build reusable CI/CD templates and Infrastructure as Code to allow data scientists and analysts to provision environments and build pipelines independently.
ETL Data Engineer MindlanceETL Data EngineerColumbia, MD20% Works with Business Analysts, Business Intelligence Developers, Infrastructure Architects, and key business users to review, design, and develop data models and ETL processes. Must have previous Provider data experience working with leadership on provider data issues, accuracy, and provider data interactions with claims and claims platforms.
Data Engineer SteampunkData EngineerMcLean, Virginia$110,000–$160,000 / yearAdvanced working SQL knowledge and experience working with relational databases, query authoring and optimization (SQL) as well as working familiarity with a variety of databases. Experience supporting project teams of developers and data scientists who build web-based interfaces, dashboards, reports, and analytics/machine learning models.
Data engineer with PostgresSQL PeopleNTech LLCData engineer with PostgresSQLAlexandria, VA$70–$75 / hourProactively monitor PostgreSQL RDS instances for performance, availability, and resource utilization (CPU, memory, storage, connections) using established monitoring tools (e.g., CloudWatch, Prometheus). As a Data Reliability Engineer II, you will play a crucial role in developing, optimizing, and managing several large data lakes and data warehouses, comprising data from multiple disparate sources.
NewJava Developer Q1 Technologies, IncJava DeveloperMcLean, VARole Descriptions: Must Have Technical Functional Skills Design| develop| and deploy web applications using AWS services such as EC2| S3| Lambda| and Dynamo DB Develop and maintain serverless architectures using AWS services such as API Gateway| CloudFormation| and Cloud Watch reate and maintain automated deployment pipelines using AWS Code Pipeline and Code Build Design and develop RESTful APIs using AWS API Gateway and Lambda Develop and maintain automated testing frameworks using AWS services such as Code Build and Code Deploy Design and develop cloud-native applications using AWS services such as ECS| EKS| and Fargate Develop and maintain cloud infrastructure using AWS services such as CloudFormation and CloudWatch Monitor and troubleshoot application performance using AWS services such as CloudWatch and X-Ray Develop and maintain security best practices for AWS services such as IAM| KMS| and CloudTrail Develop and maintain CICD pipelines using AWS services such as Code Pipeline and Code Build Design and develop serverless applications using AWS services such as Lambda and Step Functions Develop and maintain automated backup and disaster recovery solutions using AWS services such as EBS and S3Roles Responsibilities Design| develop| and deploy web applications using AWS services such as EC2| S3| Lambda| and Dynamo DB Develop and maintain serverless architectures using AWS services such as API Gateway| CloudFormation| and Cloud Watch Create and maintain automated deployment pipelines using AWS Code Pipeline and Code Build Design and develop RESTful APIs using AWS API Gateway and Lambda Develop and maintain automated testing frameworks using AWS services such as Code Build and Code Deploy Design and develop cloud-native applications using AWS services such as ECS| EKS| and Fargate Develop and maintain cloud infrastructure using AWS services such as CloudFormation and Cloud Watch Monitor and troubleshoot application performance using AWS services such as CloudWatch and X-Ray Develop and maintain security best practices for AWS services such as IAM| KMS| and CloudTrail Develop and maintain CICD pipelines using AWS services such as Code Pipeline and Code Build Design and develop serverless applications using AWS services such as Lambda and Step Functions Develop and maintain automated backup and disaster recovery solutions using AWS services such as EBS and S3 Location: McLean, VA- 100% onsite FROM DAY 1.
E01-J01 Knowledge Manager EXPANSIAE01-J01 Knowledge ManagerAlexandria, VAStart Date: Immediate JHNA, CTSi, and EXPANSIA have come together to form a Defense Technology platform named Aether Aerospace focused on delivering high-impact technologies, technology-enabled services and advanced manufacturing solutions to the U.S. Department of Defense and related national security customers. OVERVIEW Full-time/Permanent Employee Location: Washington, DC/Alexandria, VA Aether Aerospace is seeking an experienced Knowledge Manager III to support the Office of Cost Assessment and Program Evaluation (CAPE) Joint Data Support (JDS) Division and the Analysis Working Group (AWG).
ETL Data Engineer NoblisETL Data EngineerReston, Virginia$90,700–$141,775 / yearFull timeAdditional experience supporting a broad range of data engineering functions, including data extraction, transformation, and loading (ETL), data mapping, data analysis, analytical support, operational support, database support, and the maintenance of data and associated systems. Compensation at Noblis is determined by various factors, including but not limited to, the combination of education, certifications, knowledge, skills, competencies, and experience, internal and external equity, location, clearance level, as well as contract-specific affordability, organizational requirements and applicable employment laws.
Data Engineer, Mid Booz Allen Hamilton Inc.Data Engineer, MidAlexandria, VA$62,000–$141,000 / yearOnsite: 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. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
NewPL/SQL Developer System OnePL/SQL DeveloperMcLean, VAStrong 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. • 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.
Salesforce Developer Privacy PolicySalesforce DeveloperMcLean, VirginiaThese technologies include, but are not limited to Salesforce products and APIs, Apex/Visualforce, Lightning, Amazon Web Services, Heroku, mobile development technologies, and integration/ETL technologies. In this role, we are looking for someone with expertise in Salesforce and hands-on experience on the different Salesforce clouds, Integration, Data Management, Apex/Visualforce and Lightning (Aura and LWC).
Senior Database Developer (5480) SMXSenior Database Developer (5480)WashingtonPerformance Optimization & Query Tuning: Proactively monitor system performance, optimize database parameters, design indexing/partitioning/distribution strategies, and refactor complex SQL stored procedures to accelerate query execution for reporting tools like WebFOCUS. Database Migration & Integration: Oversee the migration, replication, and synchronization of legacy data assets into modern cloud repositories using tools such as AWS Database Migration Service (DMS) and containerized pipeline orchestrators (e.g., Apache Airflow).