Database Engineer, Mid-SR - $140K-$210K + 15% 401k

Millennial Software Solutions•Herndon, VA

About The Position

Millennial Software is revolutionizing the landscape of security and defense by leveraging our core competencies in software development, automation, DevSecOps, and machine learning. We are an employee-owned company, every employee receives equity in the company. This role will support Semantic Web technologies, knowledge graphs, and AI/ML-enabled analytics across structured, semi-structured, and unstructured data environments.

Requirements

Must be a U.S. Citizen
Active TS/SCI
12+ years of relevant experience with an advanced degree or 17+ years of relevant experience with a Bachelor’s Degree
Demonstrated experience designing, implementing, and administering enterprise database solutions for mission-critical applications
Experience with relational database technologies such as PostgreSQL, Oracle, or Microsoft SQL Server and graph databases such as Neo4j, Amazon Neptune, Stardog, GraphDB, or equivalent
Experience designing and optimizing databases supporting Semantic Web technologies, RDF data stores, or knowledge graph platforms
Experience developing ETL/ELT processes and integrating structured, semi-structured, and unstructured data from multiple enterprise sources
Knowledge of database performance tuning, indexing, backup and recovery, replication, security, and high-availability architectures

Nice To Haves

Experience supporting enterprise ontology or knowledge graph initiatives within Government or Intelligence Community environments
Experience implementing RDF triple stores, SPARQL endpoints, and semantic data integration frameworks
Familiarity with AI/ML data pipelines and semantic data architectures supporting advanced analytics
Experience with cloud-based database platforms and containerized environments, including Kubernetes and OpenShift
Experience automating database deployment, configuration management, and monitoring using Infrastructure as Code (IaC) tools
Relevant database or data management certifications, such as CDMP, OCP, Azure Database Administrator Associate, AWS Database Specialty, or equivalent
Experience providing technical leadership, mentoring, and knowledge transfer to Government personnel or multidisciplinary teams

Responsibilities

Design, implement, administer, and optimize relational, graph, and semantic database environments supporting mission requirements.
Develop logical and physical data models supporting ontologies, taxonomies, knowledge graphs, and enterprise metadata management.
Design scalable database architectures utilizing Semantic Web technologies, including RDF triple stores, graph databases, and SPARQL endpoints.
Develop and maintain ETL/ELT processes to integrate data from diverse enterprise sources into knowledge management platforms.
Collaborate with technical teams and Government stakeholders to translate mission requirements into database designs and data integration solutions.
Optimize database performance through query optimization, indexing, partitioning, replication, and capacity planning.
Implement database security, encryption, access controls, backup and recovery procedures, and auditing in accordance with Government cybersecurity requirements.
Develop automation, monitoring, and maintenance processes to support database availability, reliability, and operational efficiency.
Support AI/ML initiatives by providing scalable infrastructure and efficient access to structured, semi-structured, and semantic data.
Maintain technical documentation, database standards, data dictionaries, configuration management artifacts, and operational procedures.
Provide technical leadership, mentoring, and knowledge transfer to Government personnel and project team members on database architecture and administration best practices.

Benefits

Equity in the company
100% company-paid medical, dental, and vision premiums for you and all dependents
Ability to get increased salary if you don't need medical/dental/vision
100% company-paid disability and life insurance benefits
15% 401(k) company contribution
30 days of PTO/holidays
Generous training budget
Paid Paternal and Maternal Leave
Business development / growth incentives
Top notch company swag