Modern Technology Solutions, Inc. (MTSI)

Senior Software Engineer

Modern Technology Solutions, Inc. (MTSI)  •  Huntsville, AL (Onsite)  •  4 hours ago
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Job Description

We are seeking an experienced Senior Software Engineer with a strong background in algorithm design, optimization, and implementation using C++, FORTAN, Python, and MATLAB. The ideal candidate excels at solving complex technical challenges, designing efficient software architectures, and working collaboratively within cross-functional engineering teams.

Responsibilities
·      Design, develop, and optimize algorithms for complex software systems.
·      Implement high‑performance, reliable, and maintainable code using modern standards.
·      Analyze system requirements to architect scalable algorithmic solutions.
·      Profile and optimize existing algorithms for speed, accuracy, and resource usage.
·      Integrate software components written in multiple programming languages, ensuring seamless interoperability and consistent functionality across C++, Python, MATLAB, and legacy codebases.
·      Collaborate with systems engineers, domain experts, and other software developers to integrate algorithms into larger applications.
·      Write unit tests, participate in code reviews, and ensure code quality across the software lifecycle.
·      Document algorithmic approaches, assumptions, and performance metrics.
·      Troubleshoot and resolve technical issues in both new and legacy codebases.

Required Qualifications
Note: US citizenship and an Active Security Clearance is required
·      Bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, Mathematics, or related field.
·      7+ years of professional software engineering experience.
·      Strong expertise in modern C++ (including templates, STL, memory management, and object‑oriented design), with additional professional experience in Python, MATLAB, and Fortran.
·      Demonstrated experience developing and implementing complex algorithms.
·      Skilled in debugging, profiling, performance tuning, and code optimization.
Experience with version control systems such as Git.
·      Ability to work independently on technically challenging problems and contribute within a collaborative team setting.
·      Strong analytical, mathematical, and problem‑solving skills.

Preferred Qualifications
·      Master’s or PhD in a technical field related to algorithms or software engineering.
·      Experience with real‑time systems or high‑throughput data processing.
·      Knowledge of numerical methods, signal processing, or related algorithmic domains.
·      Experience modernizing or integrating legacy Fortran-based algorithms into contemporary software systems.
·      Familiarity with CI/CD pipelines, DevSecOps, containerization, or automated testing frameworks.
·      Experience with Linux development environments.

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Modern Technology Solutions, Inc. (MTSI)

About Modern Technology Solutions, Inc. (MTSI)

Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and technology solutions company delivering first-choice capabilities to solve problems of global importance in the critical mission areas of missile defense, cyber security, intelligence, unmanned/autonomous systems, aviation, space, and homeland security.

The MTSI mission is to make important and lasting contributions to the nation's defense and security by providing leadership and best- value solutions to solve America's most technically challenging strategic problems. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide.

For more information about MTSI, please visit www.mtsi-va.com.

For current MTSI job openings, please visit www.mtsi-va.com/careers.

Industry
Government & Public Safety
Company Size
1,001-5,000 employees
Headquarters
Alexandria, VA
Year Founded
1993
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