Senior Software Engineer - TS/SCI Clearance — Frontend & API

Constellation Technologies, Inc; Columbia (MD); On-site; USD 150,000 - 170,000; Full time

Benefits offered by this job

Affordable healthcare with company-HSA

Dental and Vision coverage

Life insurance (employer paid)

Disability insurance (employer paid)

Education and training reimbursements

Technology stipend for devices

401(k) with company match

Job summary

Constellation Technologies, Inc. is seeking a senior software/security-focused professional for frontend/backend integration across API services and cloud infrastructure.

The role requires US citizenship and an active TS/SCI clearance with polygraph, plus 7+ years of direct experience and a CS-related degree. The candidate will develop and maintain complex systems using ReactJS, NodeJS, Java, Spring Boot, and backend microservices, with Docker/Podman and AWS cloud infrastructure.

Qualifications

• US Citizenship is required.
• Active TS/SCI clearance with polygraph (last polygraph within 5 years).
• Minimum 7 years of direct/relevant experience.
• Bachelor’s degree in computer science or related discipline from an accredited college or university.
• Four (4) years of additional relevant experience may substitute for a bachelor’s degree.
• Ability to develop, maintain, and enhance complex software systems per documented requirements.
• Ability to work individually or as part of a team.
• Reviews and tests software components for adherence to design requirements; documents test results.
• Resolves software problem reports.
• Uses appropriate software development methodologies for the environment.
• Provides input to system design, including trade-offs and reuse.

Responsibilities

• Develop, maintain, and enhance complex software systems (analytics, large data sets, real-time systems).
• Work individually or as part of a team.
• Review and test software components; document results.
• Resolve software problem reports.
• Apply software development methodologies suitable to the environment.
• Contribute input to system design and software/component trade-offs.

Skills

UI/UX architecture

Frontend development

API

ReactJS

NodeJS

Java

Spring Boot

JavaScript

Docker/Podman

AWS cloud infrastructure

MongoDB

Elasticsearch

Education

Bachelor’s degree in computer science or related discipline

Tools

Docker

Podman

AWS

Elasticsearch

MongoDB

Gradle

Job description

Constellation Technologies, Inc. is seeking a senior software/security-focused professional for frontend/backend integration across API services and cloud infrastructure.

The role requires US citizenship and an active TS/SCI clearance with polygraph, plus 7+ years of direct experience and a CS-related degree. The candidate will develop and maintain complex systems using ReactJS, NodeJS, Java, Spring Boot, and backend microservices, with Docker/Podman and AWS cloud infrastructure.