Sr. Web Developer

ManTech International   •  

Fairfax, VA

Industry: Professional, Scientific & Technical Services


Less than 5 years

Posted 244 days ago

This job is no longer available.

Become an integral part of a diverse team that leads the world in the Mission, Cyber, and Intelligence Solutions group. At ManTech International Corporation, you will 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 Sr. Web Developer to join our team in Fairfax, VA to provide unparalleled support to our customer and to begin an exciting and rewarding career within ManTech. 

ManTech is a leading contributor to our nation’s Computer Network Operations (CNO) mission.  We have assembled a team with some of the most talented cyber professionals in the Intelligence Community, Federal Government, and Military Services.  These engineers are passionate, innovative, and creative – and they change how we, as a country, fight and defend on a new battlefield.  

We are seeking a Front-End Web Developer to design, prototype, develop, and maintain mission critical web based applications. A qualified candidate will work closely with highly technical end users to develop resolution of software problems. A qualified candidate will also be expected to be able to work independently and will have latitude in how they choose to solve problems.

Security Clearance Requirement:

Active/current Top Secret clearance is required, and the ability to obtain/maintain a TS/SCI with Polygraph. Current TS/SCI with Polygraph is highly desired.

Required Qualifications:

•BA or BS degree (in Computer Science or related field).
•2-4 years minimum of web development experience.
•2-4 years minimum of C# experience.
•2-4 years minimum of experience.
•2-4 years minimum of Python development experience.
•2-4 years minimum of JavaScript development experience.
•Experience with HTML, JavaScript, JQuery, and CSS.
•2+ years of experience with modern JavaScript UI libraries such as Angular or React.

Preferred Qualifications:

•Experience with MVC and PHP and is a plus.
•Experience interacting with databases using SQL.
•Experience working in an Agile delivery environment.
•Experience with API/Web Service technologies, including REST APIs or GraphQL.
•Experience with Git or other source control technologies.
•Experience with Linux or other Unix based operating systems.