Sr. Principal Software Engineer

Description

Assured Information Security has an opening for an experienced Sr. Principal Software Engineer to join our Trusted Systems team. The ideal candidate will have deep expertise in cross-domain solutions, secure data transfer, and software systems that ensure confidentiality, integrity, and availability across different security levels. As a technical leader, you will shape the design and architecture of our cutting-edge security products, ensuring that our software solutions meet the highest standards of security and performance. An active TS/SCI is required.

What You’ll Do

• Lead the design and development of trusted systems that facilitate secure cross-domain access and data transfer across multiple security levels.
• Architect and implement software solutions that provide secure, reliable, and high-performance data transfer between isolated domains while adhering to strict security policies.
• Collaborate with product teams, security professionals, and stakeholders to define and enforce security requirements for cross-domain solutions.
• Guide the design and implementation of security mechanisms, including data classification, encryption, access control, and auditing in high-assurance environments.
• Evaluate and mitigate security risks in cross-domain systems, ensuring the integrity of data and compliance with government and industry standards (e.g., DISA STIGs, NIST).
• Mentor and provide technical leadership to junior engineers, ensuring best practices for secure system development.
• Collaborate with cross-functional teams to integrate trusted system solutions into larger enterprise environments.
• Stay up to date with the latest advancements in secure systems, cross-domain solutions, and emerging security technologies.
  
  

Education/Experience/Skillset Required

• Bachelor’s degree in Computer Science, Engineering, Cybersecurity or related field and 15 years’ experience OR equivalent combination of education and experience.
• Minimum of 15 years of professional software development experience, with a focus on secure software systems, trusted systems, and cross-domain solutions.
• Extensive experience with cross-domain access and data transfer protocols, secure data handling, and high-assurance systems.
• Expertise in secure coding practices, encryption, secure communications, and access control mechanisms.
• Experience with security standards and frameworks, such as NIST SP 800-53, ISO/IEC 27001, FIPS 140-2, and others.
• Proficiency in programming languages such as Java, C , Python, or Go, with a focus on security-focused software development.
• Experience working with cloud platforms (AWS, GCP, Azure) and secure communication systems.
• In-depth understanding of security protocols, such as TLS, IPsec, and public-key infrastructure (PKI).
• Strong problem-solving skills, particularly in identifying and mitigating security vulnerabilities.
• Demonstrated ability to lead and mentor engineering teams in secure software development and cross-domain integration.
• Strong communication and collaboration skills to work with cross-functional teams and external stakeholders.
  
  

Preferred Experience/Skillset

• Security certification or similar foundational cybersecurity certification.
• Experience with virtualization, containerization, or orchestration technologies such as Docker, Kubernetes in a secure context.
• Familiarity with formal methods for verifying secure systems and their behavior.
• Experience with database replication technologies (e.g., MySQL, PostgreSQL, Oracle, MongoDB) and their secure deployment in cross-domain environments.
• Experience with Raise the Bar (RTB) requirements and ensuring compliance with RTB security protocols and policies, including the development and implementation of systems that adhere to RTB guidelines.
• Deep knowledge of trusted system architectures, including cross-domain security policies, secure data transfer technologies, and ensuring compliance with multi-level security systems.
• Experience with security standards and frameworks such as NIST SP 800-53, ISO/IEC 27001, and FIPS 140-2, and other government or industry regulations that guide trusted systems.
• Demonstrated ability to lead and mentor engineering teams in the development of secure software solutions, as well as provide guidance on cross-domain system integration and ensuring compliance with security best practices.
  
  

Clearance Required: TS/SCI

Travel Required: Up to 10%

EOE/AA Disability/Veteran

US Salary Range: $159,000 - $200,000

The salary offered to a selected candidate will be based on several factors including location, skills, and experience. In addition to a comprehensive benefits package which includes employer paid health insurance and a 7% contribution to your 401k, candidates may be eligible for other forms of compensation.

AIS is a leading cyber and information security company supporting mission critical operations across the DoD, intelligence community, commerce and beyond. Founded in 2001, AIS is a privately-owned company committed to excellence in all facets. We pride ourselves on offering some of the best benefits seen in the industry. We celebrate the unique backgrounds and experiences of our people and encourage new ideas, innovation, and the autonomy to create the future and career they want with our support.