263 Results for

Python Jobs in McLean, VA

Jobs

New!

McLean, VA3 days ago

$130,000–$150,000

Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to: the individual’s skill sets, experience and training; licensure and certification requirements; office location and other geographic considerations; other business and organizational needs. Vaco by Highspring values a diverse workplace and strongly encourages women, people of color, LGBTQ+ individuals, people with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply.

McLean, VA27 days ago

Temporary
Contractor
Full-time

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. The ideal candidate will analyze and convert complex SQL queries to align with new data sources, work with Snowflake for data warehousing, and support technology delivery activities for business and support teams.

New!

Chantilly, VA1 day ago

$135,000–$250,500 Per Year

This team is at the forefront of satellite command and control systems, leveraging web technologies, distributed computing, sophisticated cloud technologies, frameworks, and cutting-edge capabilities. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Vienna, VA7 days ago

Full-time
Employee

The ideal candidate will have a passion for technology, a strong desire to learn, and the ability to work collaboratively with our experienced development team. This internship provides an excellent opportunity for hands-on experience in software development within the context of government projects.

Fairfax, VA30 days ago

$78,000–$136,000 Per Year
Temporary
Contractor
Full-time

SynergisticIT focuses on roles such as entry-level software programmers, Java full stack developers, Python/Java developers, Data Analysts, Data Engineers, Data Scientists, and Machine Learning Engineers. Many candidates spend months learning frameworks and finishing courses, only to freeze during technical screens, system questions, or behavioral rounds.

Washington, DC13 days ago

Remote

$50,000–$60,000 Per Year
Full-time
Employee

Programming experience (minimum 6 months) from academic coursework, hands-on projects, or professional work in one or more of the following: Java, Python, C, C#, C++, JavaScript, R, SQL, MATLAB, Mathematica, TypeScript, Shell scripting, Go, or Kotlin. This program offers motivated learners a pathway to gain real-world experience through immersive, paid training in technologies including Java, IntelliJ, MySQL, Spring, HTML, CSS, JavaScript, REST, and React.

Sterling, VA29 days ago

Full-time
Employee

Job title: Python DeveloperLocation: Washington, DCClient: GSA Data.govClearance: Public Trust ClearanceOverview: We are looking for a Senior Backend Engineer to support federal software engineering efforts, primarily focused on operations and maintenance of Data.gov applications. The ideal candidate has strong Python and Flask experience, and is comfortable working in a dockerized development environment.

New!

Arlington, VA6 days ago

Remote

$90,000–$120,000
Full-time
Employee

This high-impact position focuses on enhancing a centralized data environment (CDE) that delivers auditable financial transaction data, improves transparency and accountability across DoW, and builds a robust common operating picture for senior leadership decision-making. Designs, models, documents, and governs the logical and conceptual data architectures, relationships, and schema evolutions for complex, enterprise-scale applications in support of tracking and accountability reforms.

Washington, DC30+ days ago

$90,000–$140,000 Per Year
Full-time

Required qualifications: U.S. Citizenship is required Eligible to obtain and maintain a Government Security Clearance 3+ years of experience in data and automation engineering with a strong focus on Python 3+ years of experience developing, maintaining, and administrating SQL databases 2+ years of experience working with cloud-based data platforms such as Databricks, Apache Airflow, or other AWS services (e.g. Preferred Skills: Experience with Optical Character Recognition (OCR) and Document Understanding frameworks (e.g., AWS Textract, Tesseract, or layout-aware models) Familiarity with DevOps practices such as version control, CI/CD, and containerized deployment About Capgemini Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society.

Annapolis Junction, MD30+ days ago

Full-time

The developer will work closely with a small team and mission stakeholders to capture requirements, develop network protocol parsers, create fingerprints and signatures to identify anomalous network activity, and deploy analytics solutions across customer‑supported tools and environments. Combining operational expertise with an intimate understanding of today’s greatest challenges, we bring our customers the solutions required for success in a complex and multidimensional world.

McLean, VA30+ days ago

$65–$75 Per Hour
Contractor

Python and PySpark, AWS Postgres DB, Cucumber for automation, AWS EKS, Jenkins, Django , Flask Preferred: Client, AMQ’s, AWS, Kubernetes/Amazon EKS, Java, Sprint Boot, Development of microservices based on python, pyspark, AWS EKS, AWS Postgres for a data oriented modernization project New System: Python and PySpark, AWS Postgres DB, Cucumber for automation Perform System, functional and data analysis on the current system and create technical/functional requirement documents. Strong skills in DevOps, Docker/container-based deployments to AWS EKS using Jenkins and experience with SonarQube and Fortify Able to communicate and engage with business teams and analyze the current business requirements (BRS documents) and create necessary data mappings.

McLean, VA30+ days ago

Drawing from your vast hands-on experience in Python (PySpark), Spark, REST, Java, and Scala, you will develop, test, and deploy end-to-end solutions using full-stack development tools within AWS (EMR, S3) cloud based infrastructure. A typical day as a Senior Spark Programmer: Develop fault tolerant, streaming as well as batch data integration processes using Spark/PySpark, Java and performance enhanced SQL.

Washington, DC, DC17 days ago

This role will lead enterprise Python development efforts focused on modernizing legacy systems, building scalable APIs, and implementing secure, cloud-ready solutions. Containerization experience with Docker and Kubernetes Python Institute certifications strongly preferred: PCEP (Certified Entry-Level Python Programmer).

Washington, DC, DC14 days ago

This role will focus on designing, developing, and maintaining secure middleware, APIs, and backend services that modernize legacy systems and improve enterprise integration capabilities. Our company supports federal, commercial, and tribal clients with expert program management, technology modernization, cybersecurity, and operational support services.

Suitland, MD30+ days ago

Desired Qualifications are: Experience with Federal government environments and concepts including FedRAMP, NIST Risk Management Framework, NIST SP 800-53 security controls. Collaborate with software developers, scientists, system/network administrators, and other technical experts to automate cloud deployments and manage CI/CD pipelines.

McLean, VA30+ days ago

Remote

This position supports a federal government contract and requires the ability to obtain and maintain a Public Trust or Suitability Determination, depending on the agency’s background investigation requirements. Aretum is a mission-driven organization committed to delivering innovative, technology-enabled solutions to our customers across defense, civilian, and homeland security sectors.

Annapolis Junction, MD30+ days ago

Full-time

Combining operational expertise with an intimate understanding of today’s greatest challenges, we bring our customers the solutions required for success in a complex and multidimensional world. If you are unable to apply through the portal and need to speak to someone about necessary accommodations to apply, please email accommodation@idsinternational.com and we will follow up with you.

Vienna, VA12 days ago

Strong understanding and ability to focus on accessibility (Section 508, WCAG) and cross-browser compatibility. Solid expertise with the Django framework, including ORM, views, URLs, and templates.

Chantilly, VA30+ days ago

$175,000–$275,000

Leading Path is an award-winning Information Technology and Management Consulting firm focused on providing solutions in process, technology, and operations to our government and Fortune 500 clients. As part of our Agile team, you’ll design and develop software products and services that efficiently ingest, process, and manage data from a variety of sources.

Chantilly, VA30+ days ago

$150,000–$250,000

3. Minimum of 5 years of hands-on, back-end Java development experience (not Javascript or Springboot) implementing code that undergoes code reviews, unit testing, integration testing and deployed to a production environment. Leading Path is an award-winning Information Technology and Management Consulting firm focused on providing solutions in process, technology, and operations to our government and Fortune 500 clients.

Washington, DC8 days ago

Experience with Docker, Git/GitLab, Terraform, AWS SNS/SQS, Athena, Glue, Load Balancers. Implement logging and audit trails (CloudWatch, CloudTrail).

Fairfax, VA30+ days ago

Full-time

We are looking for a strong, experienced candidate with 3+ years of experience in software development and DevOps who can come in, learn some of the individual projects and eventually work their way to managing teams and delivering for our client(s). ASCENDING Inc, has doubled its revenue for the 3rd year in a row and our main technical delivery manager/technical co-founder is running out of bandwidth to manage all current professional services projects.

Chantilly, VA30+ days ago

$175,000–$260,000

The Sponsor is seeking to expand existing capabilities by augmenting its automated data collections development team with additional skilled developers capable of co-locating with end-users to rapidly develop and operate new techniques for data collection and transformation while operating within and contributing to corporate technical guidelines. Required Skills: - Experience leveraging a background in programming, Software tools and packages, Operating systems, and networking to solve collection needs in cloud environments.

Ft. Meade, Maryland30+ days ago

Bonus points if you have experience or knowledge of the following areas: AI/ML Frameworks & Tools: ONNX Runtime, PyTorch, Hugging Face, CLIP, SBERT, LLM integration. We pride ourselves on being versatile enough to tailor our relationships to the needs of each individual client, being agile in the fast-paced marketplace, and being precise in meeting the needs of any company.

Chantilly, Virginia27 days ago

$90,700–$141,775 Per Year

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. Working alongside lead architects, you’ll contribute to the development of scalable applications, including large-scale data processing and advanced analytics systems used in forensic and investigative environments.

Washington D.C., DC25 days ago

$168,328.72–$252,493.08 Per Year

Experience building AI agents that interact with tools, APIs, and external systems, including managing agent state, bounding autonomy, and preventing pathological behaviors (loops, hallucinations, cascading failures). That’s why we provide an array of options, expert guidance and always-on tools, that are personalized to meet the needs of your reality - to help support you physically, financially and emotionally through the big milestones and in your everyday life.

Suitland-Silver Hill, MD30+ days ago

The SAS to Python/R Migration Developer is responsible for hands-on conversion, testing, and validation of SAS analytical code into Python and/or R under the guidance of a migration architect. This is a build-and-deliver role for someone who enjoys translating logic and making things work correctly.

Chantilly, Virginia7 days ago

$112,000–$179,000 Per Year

As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton Overview: Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy.

Annapolis Junction, MD30+ days ago

Full-time

Annapolis Junction, MD30+ days ago

Full-time

The engineer will work closely with data scientists and end users to develop analytic tools that support discovery and tradecraft around critical global challenges and operationalize data science within customer environments. Combining operational expertise with an intimate understanding of today’s greatest challenges, we bring our customers the solutions required for success in a complex and multidimensional world.

Linthicum Heights, MD30+ days ago

Full-time

You will provide the development, test, deploy, and sustainment of various Python based REST end points, microservices, and data model management capabilities utilizing Django and Flask frameworks to interact with data models stored in MariaDB or MongoDB and send data upon request, in JSON format, to UI front ends. We also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat.

Linthicum, MD18 days ago

$160,000–$170,000 Per Year

Essential Duties and Responsibilities:The software engineer will provide the development, test, deploy, and sustainment of various Python based ReST end points, microservices, and data model management capabilities utilizing Django and Flask frameworks to interact with data models such as MariaDB, MongoDB, and PostgreSQL and send data upon request, in JSON format, to UI front ends. Job Description:As part of the Secure the Enterprise initiative, the project will develop capabilities to shift from the current manual system security evaluation and authorization process to a new model that emphasizes automation, streamlined processes and approvals, continuous monitoring and assessment, and network data gathering across the entire life cycle of a project.

New!

Fairfax, VA2 days ago

Preferred qualifications include an MS degree, MATLAB, GNSS, database development, communication systems, signal processing, safety-critical software techniques, and familiarity with tools like Eclipse, Intel C++ Compiler, Vectorcast, and Synopsys Coverity. Candidates need at least 5 years of experience in designing and implementing software for signals or data processing systems, including code development, testing, analysis, and debugging.

Fort Meade, MD14 days ago

The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements. Provides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components.

Fort Meade, MD11 days ago

The Level 3 System Engineer (SE) shall possess the following capabilities: Manage system requirements and derived requirements to ensure the delivery of production systems that are compatible with the defined system architecture(s) – Department of Defense Architecture Framework (DoDAF), Service-oriented Architecture (SOA), etc. Establish a process to formally and proactively control and manage changes to requirements, consider impacts prior to commitment to change, gain stakeholder buy-in, eliminate ambiguity, ensure traceability to source requirements, and track and settle open actions.

Suitland-Silver Hill, MD30+ days ago

The SAS to Python/R Migration Architect is responsible for end-to-end strategy, design, and governance of large-scale analytical and statistical code migrations from SAS to modern open-source ecosystems (Python and R). Lead enterprise-scale migrations from SAS (Base SAS, PROC SQL, STAT, ETS, MACRO, etc.) to Python and/or R.

New!

Mclean, VA5 days ago

This role will be responsible for supporting our organization’s data-driven initiatives, collaborating with business partners and multi-discipline technology teams, and designing and implementing data modeling solutions This position requires strong experience in data analysis, modeling and engineering with ability to translate complex technical issues into easily understood communications that will influence executive audiences with varied technical backgrounds and capabilities. 5 years’ extensive knowledge and experience in the Data technologies for Data Analytics, Data Lake/Mart/Warehouse, Databases SQL/NoSQL (DB2, Oracle), Big Data Technologies (PySpark), ETL (Informatica), CDC (Attunity), REST API.

Rockville, Maryland30+ days ago

$70–$80 Per Hour

For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes. About Eliassen Group:Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions.

Arlington, VA30+ days ago

Full-time

Our advanced solutions power the largest and most complex government loan and grant programs, streamlining workflows and integrating proven technologies to handle high-volume financial processes with speed and precision. This role is ideal for a technical leader who thrives in building environments, enjoys rolling up their sleeves, and wants to shape both technology and team culture in a growing fintech organization.

Annapolis Junction, MD14 days ago

Full-time

We also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. GliaCell’s Enterprise capabilities include Full-Stack Application Development, Big Data, Cloud Technologies, Analytics, Machine Learning, AI, and DevOps Containerization.

Annapolis Junction, MD18 days ago

$230,000–$240,000 Per Year

Job Description:The Software Engineer shall be responsible for enhancing a UI prototype that was developed using Streamlit and build it into an interface with future plans to make the interface available external to the corporate enterprise. Desired Experience:Experience using Apache Airflow (DAG design, scheduling, operators, sensors) to orchestrate, schedule, and monitor complex workflows.

Chantilly, VA30+ days ago

Full-time

Acclaim Technical Services, founded in 2000, is a leading cyber operations, intelligence solutions and operations, network infrastructure, engineering and business enablement and enterprise operations company supporting a wide range of U.S. Federal agencies. Experience conducting multidisciplinary research and collaborates with equipment designers and/or hardware engineers in the planning, design, development, and utilization of electronic data processing systems.

Hanover, MD30+ days ago

Remote

Work with the entire Software Development Lifecycle, including planning, requirements analysis, designing, developing, testing and deployment of new or improved CNO Capabilities. Design and develop new bleeding edge software, leveraging your knowledge in programming and coding with Python to solve challenging problems and create the best solutions.

Annapolis Junction, MD30+ days ago

Full-time

The engineer will work closely with mission stakeholders to capture requirements, support structured planning, improve certification processes using AI/ML tooling, and develop AI‑enabled capabilities including fine‑tuning Large Language Models to enhance vulnerability identification and mitigation. • Degree in Computer Science or a related field with substantial coursework in algorithms, data structures, programming languages, computer architecture, and mathematics.

Annapolis Junction, MD30+ days ago

Full-time

Alexandria, VA30+ days ago

Full-time

If you’ve shipped networking software that had to perform under real link conditions (latency, fade, intermittent connectivity, limited compute) and you can lead others while still getting your hands dirty in code, we want to talk. 5+ years building production networking software (not just configuring networks): packet processing, sockets, routing/tunneling, performance debugging.

Laurel, MD19 days ago

Provides specific input to the software components of system design to include hardware/software tradeoffs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components. Integrate model and tool outputs within Computer Network Defense (CND) systems and/or software tools to enhance, implement, and maintain the Security Management/Monitoring services and capabilities within the Agency IT Enterprise.

Fort Meade, MD14 days ago

Annapolis Junction, MD30+ days ago

Full-time

Bestgate Engineering isn’t just any tech company—we’re on the front lines, delivering cutting-edge solutions that support mission-critical work for government customers and the military. Whether it’s cloud-native technologies, software modernization, embedded engineering, high-performance computing, or data science, we’re making an impact where it matters most.

New!

Reston, VA2 days ago

Skills in Tableau, SQL, and Python are essential, with experience in digital marketing analytics and data science making a candidate stand out. Possesses knowledge of supported business areas and IT systems, analyzing operations to identify automation opportunities and assisting with process redesign.

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