Senior Software Engineer I - SIGINT - San Diego

Epsilon Systems Solutions, Inc; San Diego (CA); Presencial; USD 135.000 - 185.000; Tempo integral

Resumo da vaga

Epsilon Systems Solutions, Inc. in San Diego is seeking a Senior Software Engineer I to design, develop, and secure mission-critical Java applications and RESTful APIs for IL6/IL7 environments.

You will implement publish/subscribe messaging using ActiveMQ or Kafka, collaborate with cross-functional teams, conduct code reviews, and ensure compliance with cybersecurity requirements and RMF. This role requires a TS/SCI clearance with CI polygraph, U.S.

Qualificações

• Six or more years of software engineering experience.
• Proficiency in Java and API design/development.
• Experience with publish/subscribe architectures (ActiveMQ, Kafka).
• Hands-on experience writing software for IL6/IL7 environments.
• Knowledge of cybersecurity requirements and secure coding practices.

Responsabilidades

• Design, develop, and maintain Java-based applications and RESTful APIs.
• Implement publish/subscribe messaging using ActiveMQ or Kafka.
• Develop software for classified environments (IL6 and IL7).
• Ensure compliance with cybersecurity requirements, RMF, and secure coding practices.
• Collaborate with cross-functional teams and participate in code reviews and testing.

Conhecimentos

Java

API design

Publish/subscribe

IL6/IL7

Security+

TS/SCI clearance

US citizenship

Formação

Bachelor's Degree

Descrição da vaga

Senior Software Engineer I - SIGINT - San Diego

Job ID: 2026-429

Date Posted: 2026-11-02T00:00:00

Location: San Diego, California

Minimum Experience: 6 years

Education: Bachelor's Degree

Epsilon C5I (www.epsilonsystems.com/c5i), focused on software development and systems engineering for intelligence and combat systems, is seeking a Senior Software Engineer I to join our team in designing and developing secure, mission-critical software solutions for high-assurance environments. The ideal candidate will have strong experience in Java, API development, and publish/subscribe architectures, along with a proven ability to deliver software in IL6 and IL7 environments.

Key Responsibilities

• Design, develop, and maintain Java-based applications and RESTful APIs.

• Implement publish/subscribe messaging architectures using technologies such as ActiveMQ or Kafka.

• Develop software solutions for classified environments (IL6 and IL7).

• Ensure compliance with cybersecurity requirements, including familiarity with RMF and secure coding practices.

• Collaborate with cross-functional teams to deliver high-quality, secure software solutions.

• Participate in code reviews, testing, and integration activities.

Required Qualifications

• Bachelor's Degree in Computer Science, Computer Engineering or Related Discipline

• Six or more (6+) years of Software Engineering experience.

• Proficiency in Java and API design/development.

• Experience with publish/subscribe architectures (ActiveMQ, Kafka, or similar).

• Hands-on experience developing software for IL6 and IL7 environments.

• Security+ certification.

• Must have an active TS/SCI clearance with CI polygraph.

• Pursuant to the various government contractual requirements, all applicants must be a U.S. Citizen.

Preferred Qualifications

• Familiarity with Risk Management Framework (RMF).

• Experience securing software to meet cybersecurity requirements.

• Strong understanding of secure coding practices and compliance standards.

Pay Range

The pay range for this role is $135,000 To $185,000 Annually. This is a reasonable estimate for this role. Individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.

ADA Notations

• Regular communication (hearing/speaking)

• Noise conditions range from very quiet to very noisy

• Prolonged use of computer (typing/keyboarding)

• Frequently required to sit for long periods of time, stand, walk, and may occasionally lift and move at least 25 pounds

• Ability to travel by car, air or other means of transportation, if required

Epsilon Systems Solutions, Inc. is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.

Equal employment opportunity, including veterans and individuals with disabilities.

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