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355 - Senior Software Engineer

ARSIEM • National Security • Information Security • Bachelor's Degree • Python • Java • 7 months ago
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Salary
$191k – $214k per year
Location
In office (Meade)
Seniority
Senior
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 28, 2026. First seen by Alion on Feb 12, 2026. ARSIEM scores D on the Alion truth index.

Overview
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Profile match

ARSIEM

ARSIEM Corporation is a US government contractor that delivers cybersecurity, enterprise architecture, applications development, embedded software development and software test and evaluation services to Department of Defense and intelligence community customers. Founded in 2013 by chief executive R. Chuck Matthews, the company supports several federal agencies, with much of its current work for a government client in Arlington, Virginia, in cyber defence, forensics and lab infrastructure. It hires information systems security engineers, host and network systems analysts, incident handlers, embedded systems researchers, lab managers and cyberspace operations instructors.
arsiem.com • HQ: Baltimore, United States • IT Consulting & Digital Transformation • National Security • Custom Software Development • Information Security • 51-200 employees • Est. 2013
Tech stack of ARSIEM

ARSIEM is looking for an experienced Senior Software Engineer to create custom analytics to perform at scale. The software engineer will work closely with data scientists and end users to develop innovative analytic tools to further discovery and tradecraft around critical global challenges, then deliver innovative solutions focused on operationalizing data science. This position will support one of our government clients in Fort Meade, MD.

Responsibilities

  • Work directly with data scientists as well as mission analysts to solve the most demanding strategic problems
  • Perform end-to-end software engineering to prototype, develop, integrate, test, and deploy tools and tradecraft into the customer's corporate architecture

Minimum Qualifications

  • Strong experience with Jupyter Notebooks, Java MapReduce, Python PySpark
  • Strong experience with statistical analysis and machine learning fundamentals
  • Strong experience with customer tools, architecture, data flow, and use of big data
  • Proficiency with Jira, Confluence, Gitlab; experience with Agile methodologies
  • Bachelor's degree plus 11-years of relevant experience or equivalent

Preferred Qualifications

  • Experience with software development processes (i.e., requirements analysis, software design, implementation, testing, integration, deployment/installation, and maintenance) and programming
  • Experience with Data Science, Machine Learning (ML), Artificial Intelligence (AI) and using Large Language Models (LLMs)
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