CNO Software Engineer – Java - Military veterans preferred

ManTech (


  full-time   employee

United States

All ManTech employees will need to meet the requirements set forth in Executive Order 14042 and the Safer Federal Workforce Task Force Guidance requiring all covered contractor personnel to be fully vaccinated against COVID-19.

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 Engineer to join our team in Hanover, MD.  

Responsibilities include, but are not limited to:

  • Ability to demonstrate solid knowledge of Java 8 or higher.
  • Performing system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a system.
  • Researching requirements for a product, including target environment, performance criteria, and competitive issues.
  • Providing technical guidance to lower level software engineers.
  • Designing ideas for new capabilities or recommendations for improvements to existing capabilities.
  • Demonstrating knowledge of multiple software development methodologies (e.g. Scrum, TDD, Waterfall).
  • Communicating status with leadership and customers.
  • Contributing to the completion of milestones associated with specific projects.
  • Providing solutions to a variety of complex technical problems.
  • Determining computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming.
  • Ensuring software standards are met.

Basic Qualifications:

  • Bachelor’s Degree in Computer Science or related field from an accredited college or University
  • 7 years of programming required (with a Bachelor's degree) or, in lieu of a degree, 11 years of programming experience
  • Experience with build environments such as Gradle or Maven
  • Developing Software to suit customer requirements
  • Debugging and troubleshooting software
  • Software design and architecture
  • Experience with Object Oriented Analysis and Design
  • Familiarity with Software Version Control
  • Knowledge of SQL, preferably Oracle
  • Knowledge of agile software development methodology
  • Knowledge of XML or XSLT

Preferred Qualifications:

  • Spring Cloud
  • Spring Boot
  • Kafka
  • Subversion/GIT experience
  • Atlassian Tools (Confluence, Jira, Bamboo, Crucible)
  • Experience using VMWare, preferably ESX
  • Experience with Linux and Windows operating system
  • Experience with bash and/or PowerShell scripting

Security Clearance Requirements:

  • Active and current TS/SCI with Polygraph

Physical Requirements:

  • Sedentary work that primarily involves sitting/standing/walking/talking and must be able to remain in a stationary position 50%.
  • Moving about to accomplish tasks or moving from one work site to another (at customer site).
  • Communicating with others to exchange information and frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.
  • Working with computers.

Our amazing benefits include:
•    Enhanced health benefit package – Apply for more information
•    ManTech HSA contribution
•    25 days PTO plus 10 holidays
•    PTO sellback
•    PTO carryover of up to 240 hours
•    Up to 8% 401k match
•    Up to 4 weeks parental leave
•    Eligibility for annual program bonus
•    Training and conference opportunities including the industry’s leading cyber courses (ACTP)
•    Tuition assistance (selected BS/MS programs are fully paid)
•    Free snacks and monthly social events
•    Very flexible schedule with compensation or flex hours for extra time worked

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.