Mid/Senior Data Engineer – Database Engineer

Mission Technologies, a division of HII

Data Engineer role supporting data solutions that enhance national security project deliverables and accountability. Requires expertise in Python, SQL, and collaborative team engagement.

Posted 5/15/2026full-timeRemote • Virginia • 🇺🇸 United StatesSenior💰 $90,000 - $120,000 per yearWebsite

Tech Stack

Tools & technologies

ETLPythonSQL

About the role

Key responsibilities & impact

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.
Analyzes current and emerging system requirements, then develops comprehensive technical, structural, and organizational specifications to enable auditable, transparent data flows.
Establishes and enforces data modeling standards, capacity planning, and performance optimization to support high-reliability DoW environments.
Develops robust Python-based scripts and ETL/ELT pipelines for efficient, secure data ingestion, transformation, and integration from diverse sources.
Leverages deep expertise in Relational Databases (SQL) for advanced querying, schema design, optimization, and data integrity assurance.
Operates within Agile/SAFe development frameworks to deliver iterative, high-value increments aligned with business priorities and DoW policies.
Provides technical guidance and mentorship to align development efforts with strategic FMS reform objectives, including enhanced tracking, oversight, and reporting.
Performs additional duties as assigned or required to advance mission goals.

Requirements

What you’ll need

Proven Python development experience, including building scalable data pipelines and automation solutions.
Ability to work independently while thriving in collaborative team settings.
Self-motivated initiator with strong problem-solving skills and a proactive approach.
Clearance: Must possess and maintain an active Secret clearance at the time of consideration.
Database Engineer II: 2 years relevant experience with Bachelors in related field; 0 years experience with Masters in related field; or High School Diploma or equivalent and 6 years relevant experience.
Database Engineer III: 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD in related field; or High School Diploma or equivalent and 9 years relevant experience.
Database Engineer IV: 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD in related field; or High School Diploma or equivalent and 13 years relevant experience.

Benefits

Comp & perks

best-in-class medical, dental and vision plan choices
wellness resources
employee assistance programs
Savings Plan Options (401(k))
financial planning tools
life insurance
employee discounts
paid holidays
paid time off
tuition reimbursement
early childhood and post-secondary education scholarships

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

PythonETLELTSQLdata modelingdata architecturedata ingestiondata transformationdata integrationperformance optimization

Soft Skills

problem-solvingself-motivatedcollaborativeproactivementorshiptechnical guidance

Certifications

Secret clearance