Principal Cyber Software Engineer (Mobile)

Millennium is proud to be part of the Markon enterprise, a network of specialized organizations united in support of critical national security missions. This partnership strengthens our ability to deliver results by expanding our technical depth, operational reach, and access to a broader bench of proven experts, ensuring our customers continue to receive best-in-class cybersecurity support.

Millennium Corporation is hiring a Principal Cyber Software Engineer to support our customer in Chantilly, VA. The candidate must have an active Secret security clearance.

The Principal Cyber Software Engineer will:

• Design, develop, and deliver high-quality mobile software on the Android platform.
• Defend the architecture in rigorous reviews.
• Understand and articulate complex data integration efforts to technical and non-technical professionals.
• Mentor and lead more junior members of the team with applicable SDLC methodologies.
• Ensure high fidelity coding in multiple common and uncommon software languages.
• Maintain knowledge of up-to-date development methodologies, risks, and technologies.

Qualifications

• A minimum of an active Secret security clearance to be considered.
• 8 years' experience with Bachelor’s in Science. 6 years’ experience with Masters in Science. 4 years’ experience with PhD.
• Proficient in C, Rust, Java, Kotlin, C++, C#, or Python.
• Experience developing software on Agile teams.
• Experience developing applications for mobile platforms.
• Knowledge of cybersecurity fundamentals.
• Knowledge of software development life cycle.
• Experience writing software design documentation.
• Experience with Android/Linux kernel development or driver development strongly preferred.
• Experience designing embedded software systems strongly preferred.