Senior Java Engineer (TS/SCI with Poly) for Secure Systems

Dezign Concepts LLC; Virginia (MN); On-site; USD 126,000 - 210,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

401K

Paid Time Off

Holidays

Employee Assistance

Team Building

Tuition Assistance

Job summary

Dezign Concepts LLC in Minnesota is seeking a Software Engineer with an active Top Secret clearance with polygraph to support mission operations. Strong Java (Java 17+), LDAP, PKI, and secure data handling are required. You will design and maintain tools integrated with commercial apps, develop Java REST APIs, and work with Tomcat, MariaDB, JavaScript, and JSP on Linux.

No cloud experience required. This role involves collaborating with engineers and customers, writing documentation, and

Qualifications

• Expert-level knowledge of Core Java and related JVM concepts.
• Experience with LDAP authentication and PKI-based security.
• Proficient with Tomcat and MySQL/MariaDB configuration.
• Strong scripting and front-end basics (JavaScript/JSP).
• Knowledge of SSL/TLS, OpenSSL, and certificate handling.

Responsibilities

• Design and develop tools that integrate with commercial applications.
• Develop Java REST APIs and secure data transmission.
• Provide operations and maintenance of mission-critical systems.
• Write documentation and ensure code is clean and maintainable.
• Collaborate with engineers and stakeholders to meet requirements.
• Test, debug, and refine software for performance and reliability.

Skills

Core Java (Java 17+)

Eclipse IDE

Java REST API development

LDAP authentication

PKI/SSL/TLS

Tomcat 11

MariaDB/MySQL

JavaScript / JSP / AJAX

OpenSSL

SSH/Putty

Tools

Jenkins

Git/GitHub

Tomcat configuration

Apache HTTP Server

Job description

Dezign Concepts LLC in Minnesota is seeking a Software Engineer with an active Top Secret clearance with polygraph to support mission operations. Strong Java (Java 17+), LDAP, PKI, and secure data handling are required. You will design and maintain tools integrated with commercial apps, develop Java REST APIs, and work with Tomcat, MariaDB, JavaScript, and JSP on Linux.

No cloud experience required. This role involves collaborating with engineers and customers, writing documentation, and