Jobs · Engineering · Virginia

Sr. Java Developer

Zachary Piper Solutions · Reston, VA · 1 wk ago
On-siteEngineering$165k–$220k/yrFull-time

Key Responsibilities

  • Lead technology stack upgrades and modernization initiatives for enterprise Java applications supporting intelligence and government programs.
  • Develop, maintain, and enhance Java- and Python-based applications and services.
  • Refactor and modernize legacy application code to align with current software engineering standards and best practices.
  • Implement secure coding methodologies in accordance with government security requirements and compliance standards.
  • Analyze existing systems and recommend improvements to increase performance, scalability, maintainability, and reliability.
  • Upgrade, configure, and maintain Apache Solr environments utilizing Zookeeper coordination services.
  • Configure, deploy, and administer applications within Apache Tomcat environments.
  • Design and support integrations between enterprise applications and Oracle 19c databases.
  • Support directory services integrations utilizing Apache Directory Studio.
  • Implement and maintain integrations with SAP Business Intelligence reporting frameworks.
  • Troubleshoot and resolve application, database, middleware, and infrastructure issues across multiple environments.
  • Support Windows-based VMware infrastructure hosting enterprise applications.
  • Partner with security, infrastructure, database, and business stakeholders to ensure successful project delivery.
  • Create and maintain technical documentation, architecture diagrams, deployment procedures, and system configurations.
  • Participate in code reviews and champion software development best practices.
  • Support testing, validation, release management, and production deployment activities.

Requirements

  • 13+ years of experience in software development, systems engineering, information technology, or a related field with comparable responsibilities.
  • Bachelor's degree may substitute for four (4) years of experience.
  • Master's degree may substitute for six (6) years of experience.
  • Experience supporting enterprise systems within secure, highly regulated environments.
  • Expert-level experience developing enterprise Java applications.
  • Strong Python development experience.
  • Experience supporting applications deployed on Windows-based VMware environments.
  • Advanced experience with Apache Solr and Zookeeper, including:
    • Solr administration and clustering
    • Solr version upgrades
    • Solr index migration and optimization
    • Performance tuning and validation
  • Experience administering and deploying applications within Apache Tomcat.
  • Experience utilizing Apache Directory Studio and supporting directory service integrations.
  • Experience integrating applications with Oracle 19c and other relational databases.
  • Experience supporting SAP Business Intelligence reporting frameworks.
  • Strong understanding of secure coding practices and government compliance requirements.
  • Excellent troubleshooting, analytical, and problem-solving abilities.
  • Strong written and verbal communication skills.

Clearance Requirements

TS/SCI security clearance.

Compensation

To Include $165,000 - $220,000

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