Software Engineer, Senior

Phase2 Technology; Laurel (MD); On-site; USD 86,900 - 198,000; Full time

Job summary

Phase2 Technology is looking for a Senior Software Engineer in Laurel, Maryland, to join their team. In this role, you will lead full stack development, providing end-to-end software solutions while overseeing the team’s growth and learning.

The ideal candidate holds a relevant degree and has extensive experience in software engineering, along with TS/SCI clearance with a polygraph. Compensation ranges from $86,900 to $198,000 annually, depending on experience and qualifications.

Qualifications

• Experience integrating software with a Large Language Model (LLM).
• Experience with retrieval-augmented generation (RAG).
• Experience building prototypes, including frequent iterations and user feedback.

Responsibilities

• Oversee a team as they learn new tools and techniques.
• Help clients overcome their most difficult challenges using the latest architectural approaches.
• Ensure solutions consider current architecture and future functionality.

Skills

Experience building user interfaces with modern UI libraries, such as React or Next.JS

Experience with Git and automated pipeline builds, such as Jenkins or GitLab CI/CD

Knowledge of modern middleware frameworks, such as Express, Flask, Spring, or FastAPI

Ability to maintain quality as user base grows

TS/SCI clearance with a polygraph

Education

HS diploma or GED and 16+ years of experience, or Bachelor's degree and 12+ years, or Master's degree and 10+ years

Tools

Docker

Kubernetes

Python

Job description

Job Number: R0237633

Software Engineer, Senior

As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for an experienced developer with the expertise needed to build software and systems from vision to production ready.

This role is more than just coding. As a lead full stack developer, you will oversee a team as they learn new tools and techniques and identify needed system improvements. You’ll help clients overcome their most difficult challenges using the latest architectural approaches, tools, and technologies. You’ll make sure the solution developed by the team considers the current architecture and operating environment, as well as future functionality and enhancements.

You Have

• Experience building user interfaces with modern UI libraries, such as React or Next.JS
• Experience with basic computer administration, including software installation, system configuration, and networking
• Experience with Git and automated pipeline builds, such as Jenkins or GitLab CI/CD
• Knowledge of modern middleware frameworks, such as Express, Flask, Spring, or FastAPI
• Ability to maintain quality as user base grows
• TS/SCI clearance with a polygraph
• HS diploma or GED and 16+ years of experience with software engineering, or Bachelor’s degree and 12+ years of experience, or Master’s degree and 10+ years of experience

Nice If You Have

• Experience integrating software with a Large Language Model (LLM)
• Experience with retrieval‑augmented generation (RAG)
• Experience developing production‑grade software with Python
• Experience with service containerization and deployment using Docker and Kubernetes or Swarm
• Experience building prototypes, including frequent iterations and user feedback
• Experience working with CNO, USCC, CNMF, or Cybersecurity
• Experience with Elasticsearch, Kibana, Grafana, Redis, Kafka, Nginx, AWS, or HAProxy
• Experience integrating open‑source models and technologies
• Knowledge of observability tools, such as Elastic, APM, or Grafana
• Possession of excellent communication skills

Clearance

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance with polygraph is required.

Compensation

The projected compensation range for this position is $86,900.00 to $198,000.00 (annualized USD). Salary is determined by location, education, skills, experience, and contract‐specific factors.

Commitment to Non‑Discrimination

All qualified applicants will receive consideration for employment without regard to disability, veteran status, or any other status protected by applicable federal, state, local, or international law.