Quantum Software Engineer - Active Clearance

SGS Consulting
Lexington, MAFull-timePosted Sep 14, 2026

About the role

Job Title: Software Engineer – Quantum Computing, Python - Active Clearance required

Duration: 3+ years

Client: Defense Research Lab

Location: Lexington, MA – 100% Remote

Description: Full lifecycle application development. Designing, coding, and debugging applications in various software languages. Software analysis, code analysis, requirements analysis, software review, identification of code metrics, system risk analysis, software reliability analysis. Object-oriented Design and Analysis (OOA and OOD). Software modeling and simulation. Front end graphical user interface design. Software testing and quality assurance. Performance tuning, improvement, balancing, usability, automation. Supports, maintains, and documents software functionality. Integrates software with existing systems. Evaluates and identifies new technologies for implementation. Maintains standards compliance. Implements localization or globalization of software.

Background/Need:

The group at seeks a full-time software engineer to join our research team of quantum information and computing scientists. We are looking for a candidate that would aid in the development of software tools to support our research. This candidate would support research in the areas of fault-tolerant quantum error correction, gate-level implementation of quantum algorithms, development of compilation and scheduling tools, and modeling of error in quantum systems.

Key responsibilities include:

  • Development of software libraries for the realization of various software layers in the quantum computing stack.
  • Unit and system testing of the team’s developed software.
  • Integration of software into medium-scale research project environment.
  • Perform modeling and simulation using the team’s software tools to provide performance analysis of quantum circuits.
  • Optimization and parallelization of software tools for high-performance computing platforms. For standard processors as well as hardware accelerators such as GPUs.

Must Have:

  • Software/Algorithm Development
  • Software Documentation
  • GIT/GITHUB
  • Object Oriented Software Design and Development
  • Python
  • Software Design/Development
  • Demonstrated expertise in pyLIQTR codebase

Others:

  • Clearance: A clearance is required for this position.
  • Work Location: Fully Remote with Potential domestic travel 1-2 times a year for PMR's.
  • Interview Process: 1st round interview will be a Zoom with the hiring manager. 2nd round interview may be onsite for local candidates at the Lexington, MA location. For candidates not local, there will be a Zoom interview.

Responsibilities

  • Development of software libraries for the realization of various software layers in the quantum computing stack
  • Unit and system testing of the team’s developed software
  • Integration of software into medium-scale research project environment
  • Perform modeling and simulation using the team’s software tools to provide performance analysis of quantum circuits
  • Optimization and parallelization of software tools for high-performance computing platforms

Qualifications

  • Software/Algorithm Development
  • Software Documentation
  • GIT/GITHUB
  • Object Oriented Software Design and Development
  • Python
  • Demonstrated expertise in pyLIQTR codebase

Skills mentioned

PythonSystem DesignDebuggingPerformance OptimizationGitFrontend DevelopmentSoftware TestingUnit TestingIntegration TestingConcurrency

About SGS Consulting

Software Galaxy Systems, LLC (SGS Consulting) is a Workforce Solutions organization providing a broad range of integrated suite of services through our global delivery platform. SGS brings unparalleled innovative IT services strategies to empower its clients to stay focused on growth of their core business. We offer excellent and timetested processes, technology, and people to maximize efficiency and minimize costs. The agenda to augment your company standards and seek effective results will always be our highest priority. With over two decades of workforce solutions expertise, we’ve built a reputation for connecting the right people with the right opportunities. 98% Client Satisfaction 100+ Global Clients 25+ Years of Staffing Service 24/7 Support for Healthcare Staffing Mission: To deliver business solutions that are innovative, strategic and responsive. These solutions transcend traditional boundaries by transforming our clients, employees and communities aspiration for advancement and growth into reality. Vision: To set a course to become the Workforce Solutions firm to provide unparalleled processes, performance and people to our clients.

Staffing and Recruiting1,001-5,000 employeesPrinceton, New Jersey