✦ Luna Orbit — Software Engineering

Sr Principal Software Engineer

at Northrop Grumman

📍 Orlando, FL, US Onsite 💰 $122K – $184K USD / year Posted March 08, 2026
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Position Details

Salary $122K – $184K USD / year
Type Full-Time
Experience senior
Exp. Years Not specified
Education Not specified
Category Software Engineering

About this role

This role involves developing and maintaining secure software systems for defense applications, focusing on cross-domain data handling and military-grade security standards.

Key Responsibilities

  • Develop secure software systems
  • Review and test software components
  • Resolve software problems
  • Work on cross-domain solutions
  • Maintain documentation

Technical Overview

The environment includes secure software development, cross-domain solutions, and defense-grade security protocols, with a focus on software testing and problem resolution.

Ideal Candidate

The ideal candidate is a senior software engineer with experience in secure, complex software systems, preferably with a security clearance such as Secret. They should have a background in defense or military systems, with strong testing and problem-solving skills.

Must-Have Skills

Secret clearanceSoftware developmentSoftware testingSecurity clearance

Nice-to-Have Skills

Cross-Domain HandlingForeign Military SalesComplex software systems

Tools & Platforms

None specified

Required Skills

Software developmentSecure software systemsCross-Domain SolutionsSecret clearanceSoftware testingSoftware problem reports

Hard Skills

Software developmentSecure software systemsCross-Domain SolutionsSecret clearanceSoftware testingSoftware problem resolution

Soft Skills

collaborativetransparentteam-orientedmeticulousflexiblecontinuous learning

Certifications

Required

Secret Security Clearance

Preferred

None specified

Industry & Role

Industry Defense
Job Function Develop and maintain secure, cross-domain software systems for defense applications

Clearance & Visa

Clearance Required Secret

Keywords for Your Resume

Software EngineerSecure software systemsCross-Domain HandlingForeign Military SalesSecret clearanceSoftware testingSoftware problem reportsSoftware developmentSoftware systemsSecurity clearanceCross-Domain SolutionsSoftware problem resolutionSoftware engineer

Deal Breakers

Lack of Secret clearance, No experience with secure software systems, Unwillingness to work on-site in Orlando

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