CNO Developer Senior Principal - Military veterans preferred

ManTech (


  full-time   employee

United States

Secure our Nation, Ignite your Future

Designs, develops, troubleshoots, and analyzes software programs for computer based systems. Performs systems modeling, simulation, and analysis. Designs and develops compilers, assemblers, utility programs, and operating systems. As required, provides inputs for documentation of new or existing programs. Primarily interfaces with intra-organizational staff with infrequent contact with inter-organizational staff and outside customers and vendors on routine matters. Requires Bachelors degree (in Engineering, Computer Science or related field) or equivalent, and two to four years of related experience.Entering ManTechs 50th year, we hold the distinct honor of being named a Top 100 Global Technology Company by Thomson Reuters. We have earned this and many other accolades over the years for our dedication to serving the missions of our nations most important customers: U.S. Intelligence, Defense and Federal Civilian agencies. All know us as a trusted partner offering best-in-class solutions in cyber, data collection & analytics, enterprise IT, and systems and software engineering tailored to meet their specific requirements.

Become an integral part of a diverse team in the Mission, Cyber and Intelligence Solutions (MCIS) Group. Currently, ManTech is seeking a motivated, mission oriented CNO Developer in the Quantico, VA area, with strong Customer relationships. At ManTech, you will help protect our national security while working on innovative projects that offer opportunities for advancement.

The MCIS Division provides cyber solutions to a wide range of Defense and Intelligence Community customers. This division consists of a team of technical leaders that deliver advanced technical solutions to government organizations. Our customers have high standards, are technically adept, and use our products daily to support their mission of protecting national security. Our contributions to our customers success is driving our growth.

Responsibilities include, but are not limited to:
  • Write stable, robust C applications and libraries for a variety of platform
  • Engage in reverse engineering of existing applications and libraries
  • Audit the code of peers for potential flaws and security concerns
  • Thoroughly document, in a manner suitable for widespread publication, results of research and development effort
  • Represent ManTech in customer facing meetings and public venues
  • Limited travel as required

  • Position Desired Qualifications:
  • Bachelor's degree in Information Security, Computer Science, or other engineering field and 11 or more years of professional software engineering experience
  • Experience writing C/C++
  • Experience debugging applications
  • Experience with one or more scripting languages such as Python or Ruby
  • Familiarity with assembly for one or more architectures (x86/x64, ARM, MIPS)
  • Strong verbal and written communication skills

  • Position Desired Skills:
  • Familiarity with at least one mobile or embedded platform programming environment desired
  • In-depth knowledge of internals of one or more operating systems (Windows, Linux)
  • Experience with kernel-level programming and/or debugging
  • Experience writing clear, concise documentation
  • Experience reverse engineering existing applications and libraries
  • Experience with IDA Pro or Hopper
  • Experience with cross-compilation and multi-architecture code
  • Experience writing/debugging network based applications
  • Experience writing/debugging multi-process/multi-threaded applications
  • Experience integrating encryption into applications
  • Experience with DBI frameworks a plus (DynamoRIO, Pin)

  • Security Requirements:

    U.S. Citizenship and active TS/SCI
    See Qualifications

    Ability to handle stress and work well under pressure,Ability to use PC

    ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Waretime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.

    If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

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