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Senior Software Engineer (SWE-3)

LeidosBurtonsville, MD🇺🇸United StatesPosted Aug 11, 2026

Why This Role Stands Out

Advance your career by developing innovative analytics for national security missions in a hybrid environment, leveraging Leidos' commitment to technical upskilling and a competitive salary of $107,900 - $195,050. You'll thrive in this collaborative, fast-paced role if you are a seasoned software engineer passionate about pushing technological boundaries and making a significant impact. Apply today to join a team dedicated to delivering cutting-edge solutions and fostering professional growth.

Quick Overview

Salary
$107.9k - $195.1k/yr
Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Burtonsville, MD, United States
Posted
5 weeks ago
AgileConfluenceJavaJiraJupyterPython

Job Description

Senior Software Engineer | Burtonsville, MD, United States | Hybrid | $107,900.00 - $195,050.00

We are hiring for a highly respected organization at the forefront of national security innovation. This employer is known for pushing the boundaries of technology to solve complex global challenges through rapid prototyping, advanced research, and the development of cutting-edge analytic tools. They foster a collaborative, fast-paced environment where developers can significantly impact critical missions.

The Role

  • Develop custom analytics at scale for critical national security challenges.
  • Work closely with data scientists and mission analysts to prototype, develop, integrate, test, and deploy innovative solutions.
  • Create advanced analytic tools to further discovery and tradecraft within a customer's corporate architecture.
  • Operationalize data science by delivering user-focused analytic tools.
  • Perform end-to-end software engineering across the development lifecycle.

What You'll Need

  • Bachelor's degree with 11+ years of relevant experience, or equivalent.
  • Strong experience with Jupyter Notebooks, Java MapReduce, and Python PySpark.
  • Proficiency with customer tools, architecture, data flow, and big data concepts.
  • Experience with Agile methodologies, Jira, Confluence, and Gitlab.
  • Must possess an active TS/SCI with Polygraph security clearance.
  • Desirable experience with Data Science, ML, AI, and Large Language Models (LLMs).

What's On Offer

  • Competitive salary range: $107,900.00 - $195,050.00.
  • Opportunities for technical upskilling and continuous learning.
  • Flexible scheduling options and immediate vesting in 401K with a 6% company match.
  • A mission-driven environment that allows for significant professional impact.
  • Comprehensive benefits package including Paid Time Off, 11 holidays, and parental paid leave.

Apply via Haystack today!

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