Senior Java Developer - TS/SCI Clearance

Base-2 Solutions; Washington (District of Columbia); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

401(k) with company match

Paid time off

Job summary

Base-2 Solutions is seeking a Senior Java Developer to modernize a critical government information system. The ideal candidate will have deep enterprise Java experience and a proven track record of upgrading complex software in secure, regulated environments.

The role involves upgrading Solr clusters with ZooKeeper, managing Tomcat and directory services, and integrating with Oracle 19c and SAP BI reporting frameworks on Windows-based VMware infrastructure.

Qualifications

• Bachelor's degree with 9 years of experience or Master’s with 7 years of experience, or no degree with 13+ years.
• Expertise in enterprise Java development on Windows-based VMware infrastructure.
• Experience with Apache Solr with ZooKeeper, including upgrading/migrating Solr index data.
• Experience with Apache Tomcat and Apache Directory Studio.
• Experience with Oracle 19c relational database integration.
• Experience with SAP Business Intelligence reporting frameworks.
• Active Top Secret/SCI with CI Polygraph security clearance.

Responsibilities

• Plan and execute technology stack upgrades for enterprise Java applications in secure government environments.
• Develop and maintain Java/Python components on Windows-based VMware infrastructure.
• Modernize legacy code to current standards and best practices.
• Implement secure coding practices in compliance with government security requirements.
• Upgrade Apache Solr clusters with ZooKeeper coordination.
• Migrate and optimize Solr index data during version upgrades.
• Manage Apache Tomcat configurations and deployments.
• Integrate applications with Oracle 19c databases.
• Work with Apache Directory Studio for directory services integration.
• Support SAP BI reporting framework integrations.
• Collaborate with security, infrastructure, and business stakeholder teams.
• Ensure minimal operational disruption during system upgrades.
• Document technical designs, upgrade procedures, and system configurations.
• Participate in code reviews and knowledge-sharing sessions.

Skills

Enterprise Java

Python

Secure coding

VMware Windows infra

Solr with ZooKeeper

Education

Bachelor's degree with 9 years of experience

Master's degree with 7 years of experience

No degree with 13+ years

Tools

Apache Solr

Tomcat

Apache Directory Studio

Oracle 19c

SAP BI

PrimeFaces

VMware Windows

Job description

Base-2 Solutions is seeking a Senior Java Developer to modernize a critical government information system. The ideal candidate will have deep enterprise Java experience and a proven track record of upgrading complex software in secure, regulated environments.

The role involves upgrading Solr clusters with ZooKeeper, managing Tomcat and directory services, and integrating with Oracle 19c and SAP BI reporting frameworks on Windows-based VMware infrastructure.