Cleared Software Engineer - Expert

Sunfire Solutions; Kings Park West (VA); On-site; USD 120,000 - 190,000; Full time

Job summary

Sunfire Solutions is seeking talented Full-Stack Software Engineers with active TS/SCI clearance to design and implement web-based solutions for our clients. You will lead technical challenges, mentor juniors, and work with stakeholders to gather requirements in a fast-paced, hands-on environment.

The role emphasizes independent work, effective communication, and delivering high-quality, scalable software across front-end and back-end technologies using modern frameworks and cloud services.

Qualifications

• 10+ years of software engineering experience.
• Proficient in Java, Groovy, Kotlin or other JVM languages.
• Experience with modern front-end frameworks (Vue.js, React, Angular).
• Experience with microservices and Spring Boot/Dropwizard/Micronaut/Quarkus.
• Experience with REST, queues, SOAP, Websockets.
• Familiarity with Linux and AWS.

Responsibilities

• Code primarily and lead technical challenges with the team.
• Write clean, professional code and mentor others.
• Design technical solutions from broadly scoped requirements.
• Identify appropriate technologies/stacks to meet client needs.
• Streamline technical processes for automation/DevOps.
• Collaborate on system architecture, UI/UX and app design.
• Troubleshoot and debug technical issues.
• Share technical knowledge with other developers.

Skills

Java

Groovy

Kotlin

JVM languages

Vue.js

React

Angular

SQL

NoSQL

OO design patterns

Software architecture patterns

Microservices

Dropwizard

Spring Boot

Micronaut

Quarkus

REST/Websockets

Linux

AWS

Education

BS/BA in CS or related field

Job description

We are looking for talented Full-Stack Software Engineers with active TS/SCI (full-scope poly) security clearance to design and implement web-based solutions for our clients. You will work closely with stakeholders and management to gather requirements, take the lead on technical challenges, and mentor junior team members. In this role, you should be able to work independently with minimal supervision, communicate effectively, stay organized, and provide detailed technical analysis.

Join a team of experienced engineers that love working with the latest technologies, enjoy hands‑on development, and strive to build the best solutions to meet our users’ needs.

What you will be doing:

• This is primarily a development role, so expect to spend the majority of your time coding or providing technical solutions with a team of engineers.
• Writing clean, professional code, and encouraging others to do the same
• Designing technical solutions given broadly scoped requirements
• Identifying appropriate technologies / stacks to use to meet clients needs
• Streamlining technical processes when necessary for automation / devops
• Collaborating with other engineers on system architecture, UI/UX concerns, and other application design elements
• Troubleshooting and debugging technical issues
• Sharing technical knowledge with other developers

What you will not be doing:

• Spending your days writing user documentation, or designing powerpoints
• Simply installing and integrating COTS products
• Working with stagnant technologies
• Writing status reports or justifying career‑goal metrics

Technical Skills:

• 10+ years of demonstrated software engineering experience in a front‑end, back‑end or full‑stack capacity
• Extensive knowledge of Java, Groovy, Kotlin, or other JVM languages
• Experience working with a modern front‑end Javascript framework (Vue.js, React, Angular, etc)
• Significant experience with database systems (SQL or NoSQL)
• Knowledge of OO design patterns and software architectural patterns
• Experience with microservice frameworks (Dropwizard, Spring Boot, Micronaut, Quarkus)
• Experience with web‑based communication elements (REST, Queues/Topics, SOAP, Websockets)
• Familiarity with linux operating systems
• Familiarity with AWS services and cloud deployments

What you’ll need:

• Active US Government Security Clearance (TS/SCI with active poly)
• Excellent communication, organizational, and leadership skills
• Willingness to take on challenges and learn new things
• Desire to be at the forefront of your field
• Ability to work individually or in groups
• BS/BA in Computer Science, related field, or equivalent experience