Front-End Software Engineer — Mission-Centric UI & Autonomy

Northrop Grumman; El Segundo (CA); On-site; USD 91,800 - 171,000; Full time

Benefits offered by this job

Flexible work arrangements

Total Rewards program

Job summary

Northrop Grumman is seeking a Front-End Software Engineer (or Principal) to support our Mission Experience team in El Segundo, CA (or Rancho Bernardo). You will design, develop, and maintain front-end applications for advanced Mission Management systems, collaborating with product, backend, and QA teams.

The role requires strong JavaScript/TypeScript, React, and Angular experience, Linux/Unix proficiency, and Agile practices.

Qualifications

• Bachelor’s Degree in STEM and 2 years of related engineering experience; OR Master’s degree in STEM with 0 years of related experience.
• Principal Engineer: Bachelor’s Degree in STEM with 5 years of related engineering experience; OR Master’s with 3 years; OR PhD with 1 year.

Responsibilities

• Implement front-end interfaces from design using HTML, CSS, and JavaScript.
• Develop and maintain reusable front-end components and UI patterns.
• Ensure responsive layouts and cross-browser compatibility across desktop and mobile.
• Integrate front-end features with backend APIs (REST/GraphQL).
• Collaborate with designers to refine UI/UX and ensure design-system consistency.
• Write clean, well-documented code following team standards.
• Participate in code reviews and apply feedback.
• Perform basic testing (unit/component tests and manual).
• Apply accessibility and performance best practices to user-facing features.
• Work with product, backend, and QA teams to clarify requirements and deliver features on time.
• Continuously learn and adopt new front-end tools and practices.
• This requisition may be filled at a higher grade based on qualifications.

Skills

Java

JavaScript/TypeScript

React

Angular

Linux/Unix

UX/UI design focus

Agile methodologies

Education

Bachelor’s Degree in STEM

Master’s Degree in STEM

PhD in STEM

Job description

Northrop Grumman is seeking a Front-End Software Engineer (or Principal) to support our Mission Experience team in El Segundo, CA (or Rancho Bernardo). You will design, develop, and maintain front-end applications for advanced Mission Management systems, collaborating with product, backend, and QA teams.

The role requires strong JavaScript/TypeScript, React, and Angular experience, Linux/Unix proficiency, and Agile practices.