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Senior Software Engineer; TS​/SCI Polygraph

Job in Gaithersburg, Montgomery County, Maryland, 20883, USA
Listing for: J&T Business Consulting
Full Time position
Listed on 2026-06-03
Job specializations:
  • Software Development
    Software Engineer, DevOps
Salary/Wage Range or Industry Benchmark: 125000 - 150000 USD Yearly USD 125000.00 150000.00 YEAR
Job Description & How to Apply Below
Position: Senior Software Engineer (TS/SCI with Polygraph Required)

Overview

We are seeking an experienced Software Engineer to develop, maintain, and enhance complex software systems supporting mission-critical environments. The ideal candidate will have extensive experience working on large-scale software development efforts involving analytics, algorithm development, real-time processing, large data sets, and enterprise information systems.

This role offers the opportunity to work independently and collaboratively within a highly technical team, contributing to the design, development, testing, and deployment of sophisticated software solutions.

Responsibilities
  • Design, develop, maintain, and enhance complex software systems.
  • Implement software solutions based on documented requirements.
  • Develop processing-intensive analytics and advanced algorithms.
  • Work with large-scale and real-time data processing systems.
  • Review and test software components to ensure compliance with design requirements.
  • Document testing activities and results.
  • Troubleshoot and resolve software defects and problem reports.
  • Apply appropriate software development methodologies and best practices.
  • Participate in system design discussions, including hardware/software trade-off analysis.
  • Evaluate opportunities for software reuse and integration of Commercial Off-The-Shelf (COTS) and Government Off-The-Shelf (GOTS) solutions.
  • Support requirements analysis and decomposition from system-level requirements to individual software components.
Required Qualifications
  • Active TS/SCI security clearance with a current polygraph.
  • Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, or a related technical discipline.
  • Minimum of 10 years of Software Engineering experience supporting programs of similar scope, complexity, and technical requirements.
Education Substitution
  • Four (4) additional years of relevant Software Engineering experience may be substituted in lieu of a bachelor's degree.
Preferred Experience
  • Experience developing large-scale distributed systems.
  • Experience with real-time processing environments.
  • Experience working with analytics platforms and large data sets.
  • Strong understanding of software architecture, design patterns, testing, and system integration.
Compensation

Competitive salary commensurate with experience, qualifications, and clearance level.

Benefits

Comprehensive benefits package including:

  • Medical, dental, and vision coverage
  • Life and disability insurance
  • Paid time off and company holidays
  • Paid parental leave
  • 401(k) with employer match
  • Tuition reimbursement and professional development support
Equal Opportunity Employer

We are committed to creating an inclusive workplace and welcome qualified applicants from all backgrounds. Employment decisions are made without regard to any protected characteristic under applicable federal, state, or local laws.

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Position Requirements
10+ Years work experience
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