Data Scientist
Visual Connections LLC
Overview Visual Connections, LLC is seeking a qualified Data Scientist to join our team in McLean, VA . The successful candidate will demonstrate expertise in Python development, SQL data validation, analytics solutions, and managing CI/CD pipelines and repositories. Applicants must possess the requisite knowledge, skills, and abilities, as well as meet specified education and experience requirements, to satisfactorily perform all essential functions and responsibilities. Additional tasks may be assigned as needed to support business objectives. Responsibilities Use Python and Flask to design, deploy, and maintain analytics reports. Create alerting systems in Python to monitor important data events. Build Python workflows for ingesting and validating data. Handle data correction tickets and resolve them promptly. Check regulatory data within internal databases and reconcile information between different applications. Safeguard data integrity, consistency, and accuracy throughout all systems. Monitor and manage work items through ticketing systems to ensure projects are delivered on schedule. Qualifications An Associates Degree in Computer Science, Data Science, or a closely related discipline is required. Candidates should possess minimum of 2 years of professional experience with Python, including web application development using Flask, as well as expertise in data analytics, data engineering, or comparable technical roles. The ability to obtain and maintain a Public Trust with the Federal government is mandatory. Employer-based sponsorship is not available for this role. Legal permanent residents must have maintained residency status in the United States for a minimum of the past three years. Knowledge, Skills and Abilities Demonstrated advanced proficiency in Python libraries (Pandas and SqlAlchemy). Strong foundation in data manipulation, validation, and ETL processes. Comprehensive experience working with SQL and data warehouse environments. Skilled in developing complex SQL queries for data extraction, transformation, and analysis. Well-versed in data quality assurance and reconciliation methodologies. Practical hands-on experience utilizing Azure DevOps, Git, and CI/CD pipelines. Proven ability to manage large datasets and implement workflow automation solutions. Knowledgeable in regulatory data validation procedures. Exceptional oral and written communication capabilities. Familiarity with Azure cloud-based data architectures. Proficient in .NET technologies, specifically C#, for integration and application development. Experienced using statistical analysis tools (R) and data wrangling tools (NumPy). Work Location Hybrid, office located in McLean, VA Benefits Full Medical, Dental, Prescription and Vision health care 11 Paid Holidays annually Paid time off Short Term, Long Term Disability and Life Insurance Employee Assistance Program (EAP) Training and Development opportunities including professional certification and educational reimbursement Employer Information Visual Connections, LLC provides employment opportunities for all employees and applicants in accordance with applicable federal, state and local laws. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training. We are a Service-Disabled, Veteran-Owned Small Business; and a Certified Maryland Business Enterprise. We were established in 2007 to provide public and private sector clients with robust web-based applications, Health IT and Portfolio and Program Management services. We have proven ourselves to be valuable partners who can deliver both qualitative and quantitative results to our clients. Our versatile, efficient and experienced team has a stellar record of past performance, working with the Department of Defense (DoD), Department of Health and Human Services (DHHS), Veterans Health Administration (VHA), Centers for Medicare and Medicaid Services (CMS), Centers for Disease Control and Prevention (CDC) and, Blue Cross Blue Shield (BCBS). With an employee base well versed in different disciplines, we are able to deliver high quality customizable solutions. #J-18808-Ljbffr
$98k - $163k
...Job Family : Data Science Consulting Travel Required : Up to 10% Clearance Required : Ability to Obtain Public Trust What You Will Do: Our consultants on the AI and Data Defense and Security team help clients maximize the value of their data and...SuggestedTemporary workFlexible hours$50 per hour
Here at Appian, our values of Intensity and Excellence define who we are. We set high standards and live up to them, ensuring that everything we do is done with care and quality. We approach every challenge with ambition and commitment, holding ourselves and each other...SuggestedHourly payFull timeSummer workInternshipSummer internshipWork at officeLocal area- ...candidates will have a strong working knowledge of common workflows for data analysis, data preparation and model development. They must... ...when to apply these tools and techniques. As a Lead Data Scientist at JPMorgan Chase within the Cybersecurity and Technology...Suggested
- ...needs to succeed. Job DescriptionWe are seeking an exceptional Data Science leader to technically lead and own major areas of Air's... ...direction and best practices, and mentor and develop other Data Scientists to build deep expertise and advance the organization's...SuggestedFull timeWork at office
$150k - $210k
...built and delivered by operating with a product mindset, prioritizing speed, ownership, and execution over bureaucracy. Lead Data Scientist Location: Suitland, MD (Hybrid) Terms: Full-time Clearance/Work Authorization: U.S. Citizenship...SuggestedFull timeFor contractorsWork experience placementFlexible hours- ...We’re hiring: Senior/Lead Big Data Engineer We’re looking for a senior- or lead-level Big Data Engineer who can take on complex technical challenges and communicate solutions clearly. This is a hybrid role based in Rockville, MD, or Tysons Corner, VA . Must...Full time
- ...department is looking for qualified applicants to bring their advanced data science, machine learning, AI, and data engineering skills to... ...: The successful candidate for this position is a Data Scientist who combines strong foundations in statistical analysis,...InternshipLocal area
$77.6k - $176k
...Job Number: R0252678 Data Engineer, Lead The Opportunity: Are you looking for an opportunity to architect and build enterprise... ..., and cost. Working with mission owners, platform teams, data scientists, and cybersecurity professionals, you'll establish reusable...Full timeContract workPart timeLocal areaRemote work- ...collaboration, and technical excellence. Choose MITRE for a career with purpose - and help shape the future. Department Summary: MITRE's Data Science and Engineering department is looking for qualified applicants to bring their advanced data engineering skills to bear on...InternshipLocal area3 days per week
$77.6k - $176k
...Job Number: R0251792 Data Engineer, Lead The Opportunity: Make enterprise data and knowledge usable, governed, and dependable for AI applications. You will design data architectures and build the pipelines, knowledge indexes, and retrieval services that ground...Full timeContract workPart timeLocal areaRemote work$113k - $188k
...Job Family : Data Science Consulting Travel Required : Up to 10% Clearance Required : Ability to Obtain Public Trust What You Will Do : Guidehouse is seeking a Data Scientist to join our AI & Data Defense and Security Segment, where the individual...Temporary workFlexible hours$98k - $163k
Job Family:Data Science ConsultingTravel Required:Up to 25%Clearance Required:Active SecretWhat You Will Do:Our consultants on the Defense & Security AI & Data team support the U.S. Department of State in using data as a strategic asset to advance American diplomacy, strengthen...Full timeWork at officeOverseasFlexible hours- ...About the Organization Now is a great time to join Redhorse Corporation. We are a solution-driven company delivering data insights and technology solutions to customers with missions critical to U.S. national interests. We're looking for thoughtful, skilled professionals...Civilian ContractorContract workWork at office
$161.8k - $184.6k
...Principal Data Scientist - Ai Foundations, Specialist ModelsData is at the center of everything we do. As a startup, we disrupted the credit card industry by individually personalizing every credit card offer using statistical modeling and the relational database, cutting...Full timePart timeImmediate start$116.2k - $229.1k
...our innovative and dynamic workforce!Recruiting for this role ends on 02/28/2027Work you'll do· As a Supply Chain Optimization Data Scientist you will be responsible for· Define decision objectives, constraints, business rules, and performance measures with client stakeholders...Local area- ...Location: Arlington, VA / Washington, DC Metro Area (candidates must be local to this area) We are seeking a Lead Palantir Data Engineer to support a federal acquisition modernization initiative focused on delivering AI-driven analytics and decision-support capabilities...Full timeFor contractorsLocal area
$122k - $240.5k
Position Summary Are you an experienced, passionate pioneer in data and technology who wants to work in a collaborative environment? As an experienced LeadAI and Data Science Engineer II - Marketing Measurement, you will have the opportunity to share new ideas and...Local area$132.9k - $207.75k
Responsibilities **This is part of a proposal effort and is contingent on contract award Noblis is hiring multiple AI/ML Engineers and Data Scientists. This will be a full-time role located onsite at a Government facility in the National Capital Region (NCR). In this role, you...Full timeContract workPart timeLocal areaRemote work- ...Digital Core, Finance, Industry and Enterprise, Song, Supply Chain and Engineering, and Talent, with advanced capabilities in AI and Data, Industry and Process, and Technology. We serve approximately 9,000 clients and generated approximately $74 billion in FY26 revenue....Work experience placementLive inWork at officeLocal area
$150k - $170k
...Applied Data & Software EngineerAt Agile Defense we know that action defines the outcome and new challenges require new solutions. That's why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next.Our vision...$113k - $188k
...Job Family : Data Science Consulting Travel Required : Up to 10% Clearance Required : Ability to Obtain Public Trust What You Will Do: Our consultants on the AI and Data Defense and Security team help clients maximize the value of their data and...Temporary workFlexible hours$113k - $188k
...Job Family : Data Science Consulting Travel Required : None Clearance Required : Ability to Obtain Public Trust What You Will Do : Guidehouse is seeking a Data Engineer to join our Defense and Security Segment, where the individual will collect...Temporary workFlexible hours$95k - $112k
...Are you an experienced, passionate pioneer in technology who wants to work in a collaborative environment? As an experienced Data Engineer-Consultant you will have the ability to share new ideas and collaborate on projects as a consultant without the extensive demands...Local area- ...innovation sessions with clients to identify business opportunities and design, develop, and optimize architectures to tackle the Big Data and Data Science needs for federal and local government agenciesUtilize processes and best practices to plan, lead, and execute...Local area
- ...Data Scientist / ML EngineerKSA Integration is a Service-Disabled Veteran-Owned Small Business (SDVOSB) that provides business and management solutions through three core capabilities: data analytics, comprehensive veterans support, and business process improvement. We...Full timeFor contractorsWork experience placementSummer work
$125k - $140k
...we serve. Position Overview ~ SteerBridge is seeking a Data Engineer (Mid-Level, 3+ years) to join our growing Aviation team... ...systems at scale, working alongside architects, analysts, and data scientists to design efficient data flows, enhance data quality, and...Full timeContract workWork at office3 days per week- ...Data Engineer Location: McLean, VA - Hybrid Job Summary We are seeking a highly skilled Data Engineer to design, develop, and optimize scalable data pipelines that process large volumes of data. The ideal candidate will have deep expertise in Python, PySpark...
- ...skilled and motivated individual to join our team as a Senior Data Engineer to align data solutions to business requirements by planning... .... AI/ML Pipeline Enablement Collaboration with data scientists on feature engineering, data preparation, and model deployment....Contract workWork at officeLocal area3 days per week
- ...Hiring: Data Engineer Location: Remote (Candidates based in McLean, VA) Employment Type: Contract – 7 Months Pay Rate: $50–$60/hour on W2 Job Description We are looking for an experienced Data Engineer with strong expertise in Python, PySpark, and AWS...Contract workRemote work
$90k - $130k
...ETL Data EngineerAlpha Omega is seeking a qualified ETL Data Engineer for one of our prime Federal projects in Arlington, VA. He will develop, maintain, and support four project areas: a downstream API, a file-ingestion and ETL application, AWS-based file-transfer automation...Contract workWork experience placementFlexible hours
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