Software Developer (CNO) - Military veterans preferred

ManTech (


  full-time   employee

San Antonio
United States

Secure our Nation, Ignite your Future

Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first.  At ManTech International Corporation, you’ll help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer-oriented Software Developer (CNO) to join our team in San Antonio, TX, Vienna, VA or Hanover, MD.

Responsibilities include, but are not limited:

  • Design and develop software solutions that are actively used in the security arena

  • Work and collaborate within an agile team, but own the software feature or enhancement through completion

  • Manage the designing, developing, documenting, testing, and debugging of applications software and systems

  • Engage with the customer or representatives to fully understand the desired functionality and strive to develop the best technical solution

  • Apply expert knowledge of security concepts and networks

  • Communicate status with leadership and customers

  • Ensure software standards are met

  • Being involved in all phases of the software development process: Idea, Design, Implementation, Delivery, and Support

Basic Qualifications:

  • 3-5+ years of experience with C/C++ development and testing

  • 3-5+ years of experience with Windows system internals programming

  • 3-5+ years of experience with Python or a similar scripting language (Ruby, Perl)

  • Proficiency with networking (TCP/IP) and socket level programming

  • Experience in delivering quality products

  • Ability to review and analyze technical documentation from Windows, Linux, iOS, Android, and other products to gain understanding for software solutions that interact with components within these systems

  • Exhibit our core values: Passion, Capacity, and Humility

Preferred Qualifications:

  • Experience in Software Analysis and/or Reverse Engineering

  • Experience with Windows kernel driver development

  • Experience with the following items Assembly, Jenkins, Docker, Agile, Continuous Integration, TDD, Test Automation, Windows Administration, and Linux Administration

Security Clearance Requirements:

  • Must have an active government security clearance (any level)

Physical Requirements:

  • Must be able to remain in a stationary position 50%, capable of operating a computer and other office productivity machinery, and frequently communicate with co-workers, management, and customers

  • Working with Data

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

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 Wartime 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.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access as a result of your disability. To request an accommodation please click and provide your name and contact information.