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Freelance Data Analytics Engineer Jobs in Reston, VA

HYERTEK INC

Sr. Analytics Engineer

Rockville, MD

$135K - $155K/yr

On the data-engineering side, you will own data modeling, pipelines, performance, and data quality. On the analytics side, you will build the scoring and derivation logic, the dimensional models, and ...

The Bulwark

Analytics Engineer

Washington, DC · On-site

$120K - $130K/yr

Analytics Engineer Department: Sales & Marketing Employment Type: Full Time Location: Washington ... You'll connect data across subscriptions, newsletters, podcasts, video, live events, marketing ...

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HelioCampus

Analytics Engineer

Bethesda, MD · On-site +1

We're data geeks to our core, committed to simplifying the toughest challenges and operating with ... As an Analytics Engineer, you will play a key role in transforming data into meaningful insights ...

HelioCampus

Analytics Engineer

Bethesda, MD · On-site +1

We're data geeks to our core, committed to simplifying the toughest challenges and operating with ... As an Analytics Engineer, you will play a key role in transforming data into meaningful insights ...

Highspring

Senior Consultant - Data & Analytics

Mclean, VA · On-site

$86K - $109K/yr

The Team - Data & Analytics Our Data & Analytics practice is comprised of functional and technical experts across data strategy, data engineering, analytics, and transformation. We help clients ...

ICI Services

Data Analytics Task Lead

Washington, DC · On-site

... a Data Analytics Task Lead to Join our Team in Washington, DC . At ICI Services, our employee ... Our diverse team of acquisition experts, financial analysts, engineers, logisticians, IT ...

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All JobsData Analytics Engineer JobsFreelance Data Analytics Engineer JobsFreelance Data Analytics Engineer Jobs in Reston, VA

Freelance Data Analytics Engineer information

See Reston, VA salary details

$46.3K

$135K

$184.7K

How much do freelance data analytics engineer jobs pay per year?

As of Jul 16, 2026, the average yearly pay for freelance data analytics engineer in Reston, VA is $134,951.00, according to ZipRecruiter salary data. Most workers in this role earn between $119,100.00 and $143,000.00 per year, depending on experience, location, and employer.

What is the difference between Freelance Data Analytics Engineer vs Data Scientist?

AspectFreelance Data Analytics EngineerData Scientist
CredentialsOften requires a degree in data analysis, statistics, or related fields; certifications like Google Data Analytics or Microsoft Certified Data Analyst are commonTypically holds a degree in computer science, statistics, or related fields; certifications like Certified Data Scientist or SAS Certified Data Scientist are common
Work EnvironmentFreelance, project-based, remote or on-site depending on client needsUsually employed full-time in organizations or research settings; some freelance roles exist but are less common
Industry UsageUsed across various industries including finance, marketing, healthcare, and e-commercePrimarily in tech, finance, healthcare, and research sectors

While both roles analyze data to extract insights, Freelance Data Analytics Engineers focus on building and maintaining data pipelines and dashboards on a project basis, whereas Data Scientists develop predictive models and advanced algorithms, often requiring deeper statistical expertise.

What are the most commonly searched types of Data Analytics Engineer jobs in Reston, VA? The most popular types of Data Analytics Engineer jobs in Reston, VA are:
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Freelance Data Analytics Engineer jobs near you
Cybersecurity Analytics Engineer

Cybersecurity Analytics Engineer

Lafayette Group Inc.

Arlington, VA • On-site

$95K - $115K/yr

Other

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Cybersecurity Analytics Engineer
Job Summary
Lafayette Group is seeking experienced professionals to provide advanced consulting support for federal cybersecurity programs. The Cybersecurity Analytics Engineer is an experienced, collaborative team member who shares our passion for supporting cybersecurity, has an innate curiosity to learn, and drives to excel with a team of like-minded colleagues in a dynamic environment. This role provides thought-leadership, technical support, and data analytics services across a broad portfolio of cybersecurity and risk management programs. This position is ideal for candidates with a blend of experience in data extraction and transformation, data analysis, and infrastructure optimization, combined with strong consulting skills.
Job Responsibilities
  • Design, build, and maintain modular, maintainable data pipelines for data ingestion and transformation in Python
  • Develop and maintain data pipelines for analytics and reporting in Python, SQL, or Power Query
  • Optimize data storage and retrieval by leveraging Paraquets columnar format using Python
  • Utilize Jupyter Notebooks to accomplish tasks such as exploratory data analysis, prototyping data transformations, and validating data pipeline outputs
  • Query data using Python and SQL to support ad-hoc business requests and identify actionable insights
  • Work with diverse data formats including relational databases, structured files, and unstructured data
  • Analyze and manage diverse data sets to improve federal and national risk insights; understand how partner organizations receive and use information from the client to drive down cyber risk.
  • Develop and deliver high-quality products (e.g., reports, briefings, demos, presentations) for data projects, tailored to the stakeholder audience
  • Provide reports that organize data analysis in a consumable format for stakeholders, including interactive data visualizations and infographics.
  • Provide advice and guidance on data analysis, processing, and data cleansing activities using innovative tools and approaches to organize qualitative and quantitative data for analysis.
  • Ability to take initiative and work independently while maintaining excellent communication with project leadership.

Required Skills:
  • Bachelor's degree in computer science, information systems management, mathematics, engineering, or other relevant discipline. Masters' degree preferred.
  • 6+ years of professional experience in business intelligence, data analytics, or similar roles.
  • Advanced Python skills for building modular, maintainable ETL pipelines purely in Python
  • Experience with Jupyter Notebooks
  • Experience writing and reading Parquet files using Pandas and PyArrow or FastParquet
  • Ability to understand and translate SQL/Postgres-based logic into Python-based workflows
  • Ability to work with a variety of structured and unstructured data formats
  • Strong grasp of data architecture and performance optimization (partitioning, compression, schema design)
  • Experience collaborating with BI teams to deliver data models that meet reporting requirements
  • Ability to query created data and provide ad-hoc reporting
  • Possession of excellent oral and written communication skills; demonstrated ability to clearly communicate technical concepts to both technical and non-technical users.

Desired Skills
  • Experience with data validation/testing frameworks
  • High-level understanding of Power BI consumption needs and data formats
  • Ability to obtain and maintain DHS Suitability (EOD).
  • Prior consulting or program support experience with DHS, CISA, or other federal cybersecurity organizations.

Location: Remote (100% Telework)
Desired Start Date: 8/17/2026
Salary Range: $95,000-$115,000
LGI carefully considers various factors when determining salary, including but not limited to education and training, professional experience, knowledge, skills and competencies, licensure and certifications, contract-specific affordability, and organizational requirements. New employees are not usually hired at the top of the estimated salary range and salary decisions depend on the circumstances and factors for each case. Salary is only one aspect of LGI's generous total compensation package.
Federal Contracts: This position involves working on federal contracts that require all workers on the contract to be U.S. Citizens. Additionally, some contracts may require the ability to obtain a security clearance.
LGI is committed to the full inclusion of all qualified individuals. As part of this commitment, we will ensure that persons with disabilities are provided reasonable accommodations for the hiring process. If reasonable accommodation is needed, please contact talent@lafayettegroup.com.

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