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# Senior Quantum Algorithm Developer

- **Company:** Quantum Sky Engineering Llc
- **Location:** Reston, VA, United States
- **Experience:** Expert
- **Salary:** $185,000
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, Algorithm Design, Nvidia CUDA, Fault Tolerance, General-Purpose Computing on Graphics Processing Units, Python (Programming Language), Machine Learning, Quantum Computing, Software Engineering, Software Systems, High Performance Computing, Information Technology, Optimization Algorithms, Free and Open-Source Software
- **Published:** November 14, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9314698/senior-quantum-algorithm-developer

## About the Role

* PhD or Master's degree in Quantum Physics, Quantum Information Science, Computer Science, Applied Mathematics, or a related technical field.
 * 5-8+ years of experience developing quantum algorithms or quantum software.
 * Experience developing quantum or hybrid classical-quantum algorithms targeting practical use cases.
 * Proficiency with one or more quantum development frameworks such as:

 * Qiskit
 * PennyLane
 * Cirq
 * CUDA-Q
 * Amazon Braket

Experience programming in Python.

Understanding of quantum computing fundamentals, including:

 * Quantum circuits
 * Quantum gates
 * Quantum optimization
 * Quantum emulation
 * Variational algorithms

Familiarity with NISQ-era devices and techniques for error mitigation or quantum error correction.

Strong analytical and problem-solving skills.

U.S. Citizenship with the ability to obtain a security clearance due to federal-facing programs.
Desired:

 * Active Secret or Top Secret security clearance.
 * Experience supporting DoW, Intelligence Community, DOE, AFRL, DARPA, or other federal research organizations.
 * Experience with quantum optimization (QUBOs), QAOA, VQE, or quantum machine learning.
 * Familiarity with high-performance computing (HPC), GPU computing, or hybrid computing architectures.
 * Publications, patents, or open-source contributions related to quantum computing.
 * Experience working in Agile software development environments.

## Description

Key Responsibilities: Adapt existing quantum algorithm development techniques to mission-specific use cases; lead technical workstreams; design, implement, and optimize quantum algorithms for NISQ and FTQC architectures; mentor junior developers; contribute to technical publications, patent filings, and proposal efforts; and help curate and evolve the quantum algorithm curriculum for Quantum Sky's Quantum Community of Practice, supporting internal knowledge sharing and technical development.

Quantum Algorithm Development

 * Design, develop, and optimize quantum and hybrid classical-quantum algorithms for mission-relevant applications.
 * Implement quantum algorithms using leading quantum software development frameworks and hardware platforms.
 * Collaborate with cross-functional engineering teams to integrate quantum solutions into broader software and mission architectures.
 * Develop and evaluate quantum algorithms such as the Quantum Approximate Optimization Algorithm (QAOA), Variational Quantum Eigensolver (VQE), Quantum Fourier Transform (QFT), Grover's Search, and others as appropriate for mission requirements.
 * Contribute to the development of fault-tolerant algorithms that support hybrid classical-quantum workflows.

Research & Technical Innovation

 * Research emerging quantum algorithms, architectures, and development frameworks.
 * Evaluate new quantum hardware and software capabilities to determine applicability to customer use cases.
 * Model qubit performance and contribute to error mitigation and quantum error correction efforts.
 * Prototype and benchmark quantum solutions across multiple quantum computing platforms.

Collaboration

 * Work closely with software engineers, mathematicians, physicists, and government stakeholders to translate mission requirements into quantum solutions.
 * Participate in technical reviews, proof-of-concept demonstrations, and customer engagements.
 * Document designs, research findings, and implementation approaches.
 * Contribute to internal innovation initiatives, technical papers, and proposal efforts.