Software Engineer Jobs in United States

Software Engineering team at Northrop Grumman develops secure, mission-critical software for defense systems. The role synthesizes requirements into test plans, executes qualification testing, and collaborates with systems and development engineers to ensure software integrity.

Northrop Grumman Aeronautics Systems seeks Software Engineer and Principal Software Engineer, Java to develop enterprise Java solutions in a SOA environment. The role designs, implements, and delivers Java applications, collaborates with system engineers and integration teams, and follows the full software lifecycle.

Northrop Grumman Aeronautics Systems seeks a Software Engineer/Principal Software Engineer, Java to develop, integrate, test and maintain desktop, web and backend services within an Integrated Product Team. The role collaborates with hardware, system test and other software teams, builds CI/CD pipelines, identifies technical risks and reports progress to senior leadership.

PlusAI is pioneering AI-based virtual driver software for autonomous trucks. This role owns the fullstack product surface, building web applications and APIs that enable autonomy teams to author simulations and analyze data.

MidAmerican Energy Company, a Midwest utility providing regulated electric and natural gas service to over 1.6 million customers, is hiring a Software Engineer 3/Sr Software Engineer. The role participates in the design, programming, testing, documentation, and implementation of complex computer applications and systems, while evaluating software packages and recommending technology solutions to management and business clients.

Northrop Grumman Aeronautics Systems team builds advanced aerospace software and ensures mission‑critical quality. The Software Quality Engineer implements quality standards, audits processes, and supports CMMI and AS9100 compliance, while the Principal role leads quality planning and supplier evaluation across multiple programs.

Northrop Grumman, Embedded Systems team builds mission‑critical software for aerospace and defense platforms. The role designs, develops, and maintains embedded firmware and software, applying Agile, OOP, and memory‑mapping techniques while collaborating with customers and cross‑functional teams.

The AI & Digital Engineering Engineer joins X-energy's AI Solutions Tiger Team to accelerate Xe-100 nuclear reactor development by designing and building production-ready, AI-native applications, agentic workflows, and supporting platform infrastructure. Day-to-day work applies modern large language models, agentic AI, and cloud-native engineering across one of four specialization tracks (Front-End & Full-Stack, Agentic AI, Data & Systems Integration, or Platform Infrastructure & DevOps), partne

The AI & Digital Engineering Software Engineer III supports X-energy's AI Solutions Tiger Team, accelerating Xe-100 nuclear reactor development by designing and building production-ready, AI-native applications, agentic workflows, and platform infrastructure. Day-to-day work applies modern large language models, agentic AI, and cloud-native engineering across four specialization tracks (Front-End & Full-Stack, Agentic AI, Data & Systems Integration, Platform Infrastructure & DevOps) to move X-en

Northrop Grumman Aeronautics Systems Sector on the Global Surveillance Division builds advanced software infrastructure for defense systems. The Principal Engineer designs, automates, secures, and maintains containerized applications and OS hardening, collaborates with engineers, suppliers, and government customers, and leads integration and network architecture efforts.

AWS Infrastructure Services' Data Center Network organization, specifically the DCFC (DCF Controllers) team within CLOS Fabric Engineering, builds software controllers that monitor network/fabric state, recover out-of-service capacity, enable network scaling, manage IP allocation, and plan decommissioning. As a Software Development Engineer, you will build and maintain production-quality distributed systems, develop tools to collect and rationalize data from multiple sources, partner with Networ

Northrop Grumman Aeronautics Systems develops advanced aerospace and defense solutions, including mission‑critical embedded software for aircraft and space platforms. The Principal/Sr. Principal Embedded Software Engineer designs, architects, and implements real‑time embedded systems, collaborates with systems engineering, test automation, and DevSecOps teams in an Agile environment, and leads full‑life‑cycle development from requirements to delivery.

Software Engineering Directorate at Northrop Grumman designs and builds advanced software for aeronautics systems. The engineer will develop, test, and debug applications, collaborate with hardware teams, and ensure software standards, while supporting multidisciplinary research.

Software Engineer / Principal Software Engineer – Simulation at Northrop Grumman Aeronautics Systems builds flight simulation software for end‑user customers. The role designs, develops, integrates, and tests simulation applications, working with Systems Engineering, Cloud & Application, Test Automation, DevSecOps, and Systems Test in an Agile Scrum environment.

SkillBridge Principal Software Engineer at Northrop Grumman Aeronautics Systems in Oklahoma City, OK. The role supports development of Strategic Operating Units, contributing to software design, testing, integration, and DevOps for flight, mission, lab, and tools software. Relocation assistance available; 10% travel required.

Software Engineer/Principal Software Engineer – Data Analyst on Northrop Grumman Aeronautics Systems, building enterprise toolsets to exploit large operational data sets for communication subsystems and advanced payloads. Day‑to‑day duties include developing Python/Java/C++/MATLAB solutions, maintaining CI/CD pipelines, and collaborating with Cloud, Networking, and DevSecOps teams.

General Motors' product teams are redefining mobility through human-centered design, creating vehicles and experiences that are safer, smarter, and more connected. As a Software Engineer on the System and Software Engineering Tools team, you will develop in-house Java-based tooling and automation scripts for software and system modelling within the SDV2 architecture, integrate ECU interface generation, and provide technical guidance to business owners on SDV tooling and processes.

Software Engineering team at Microsoft builds enterprise‑scale cloud applications. The Senior/Principal Software Engineer leads end‑to‑end development, designs architecture, and drives AI‑powered Copilot features while mentoring a cross‑functional team.

Northrop Grumman Defense Systems (NGDS) is seeking a Software Engineer / Principal Software Engineer in Manhattan Beach, CA to develop and test mission planning systems. The role involves designing, developing, documenting, and debugging applications; maintaining CI/CD pipelines; setting up build and test environments; creating Windows installers; and supporting software integration and testing within a cross-functional scrum team.

AgentExchange Search & Personalization team at Salesforce builds AI-powered discovery engines that connect customers with agents, apps, and integrations. The Principal Engineer leads architectural design and delivery of multi-turn GenAI search, personalization services, and contextual discovery across the ecosystem, driving AI-native engineering and platform modernization.