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Parsons

Digital infrastructure and security solutions provider

Network-Savvy CNO Developer

Offensive Security & TestingConfirmed live in the last 24 hours
Full-timeAnnapolis Junction, MD, USA$176.9k - $332.4kIn-person

About the Job

Requirements

  • A Top Secret/Sensitive Compartmented Information clearance with polygraph is required.
  • At least 15 years of software engineering (C, Python), reverse engineering, or vulnerability research experience, or three years of experience with a Master's degree.
  • Experience in reverse engineering.
  • Experience in vulnerability research.
  • An active Top Secret Sensitive Compartmented Information security clearance with polygraph is required.

Responsibilities

  • Perform reverse engineering, vulnerability research, and prototype development to support a customer mission and develop capabilities.
  • Work at the customer site as part of the customer's team to support its mission and help develop solutions that protect the country.

About the Company

Parsons

Digital infrastructure and security solutions provider

Parsons provides digitally enabled solutions in national security, defense, and global infrastructure. Its work spans government and commercial clients, offering services in systems and software engineering, quality assurance, compliance, and security, along with large-scale infrastructure projects and advanced technology implementations. The company helps clients by delivering long-term, contract-based engagements that include AI readiness, data preparation for AI applications, and secure, reliable systems. A key differentiator is its breadth across diverse markets and its emphasis on rigorous systems engineering, QA, compliance, and security to ensure the integrity of critical operations while harnessing AI to improve efficiency and safety. Parsons’ goal is to solve complex security and infrastructure challenges through measurable, value-driven solutions and long-lasting partnerships with clients.

Company size
10,001+
Company stage
IPO
Headquarters
Chantilly, VA
Founded
1944

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