4,023,862+ Lead Python Programming Software Engineer Level 4 Jobs in USA — Top Companies Hiring June 2026

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Software Integration Engineer – Skill Level 2

Kaizen Approach is currently seeking a Software Integration Engineer to provide customer-facing support for high performance computing software in operational environments. In this role, you will ensure High Performance Computers continue to run effectively in support of mission operations. You will support and ...

Software Engineer (SWE) Skill Level 1

Kaizen Approach is currently seeking a Software Engineer (SWE) to develop, maintain, and enhance complex and diverse software systems, including processing-intensive analytics, algorithm development, large data manipulation, real-time systems, and business management information systems. In this role, you will w ...

Software Engineer (SWE) Skill Level 2

Kaizen Approach is currently seeking a Software Engineer (SWE) to develop, maintain, and enhance complex and diverse software systems, including processing-intensive analytics, algorithm development, large data manipulation, real-time systems, and business management information systems. In this role, you will w ...

Software Integration Engineer F35 Level 2

**Description:** Our Software Integration Team drives software integration, troubleshooting, and debugging for the F‑35 and ADP Skunkworks Mission Systems. We play a pivotal role in delivering software that’s ready for the warfighter.What You’ll DoAs a Software Integration Engineer, you’ll guide the te ...

Software Engineer Level 2 (Top Secret)

**Description:** Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future.At Lockhee ...

Software Quality Engineer Sr Level 3

**Description:** This position is for a Software Quality Engineer (SWQE) within the historic Lockheed Martin Skunk Works Organization. The one and only Skunk Works has a 75-year track record developing aircraft systems that push the boundaries of what’s possible. Trusted to solve critical national needs for ...

Software Engineer Senior Staff Level 5

**Description:**You will be a technical staff member for laboratory software development within the LM Aero Simulation and System Lab (SSL) F22 MITL Team. This organization develops state of the art, real-time, pilot-in-the-loop fighter and airlift simulations and systems integration laboratories. Th ...

Software Engineer Sr Stf Level 5

**Description:** Join the F-22 IMIS (Integrated Maintenance Information System) team supporting the operational readiness and sustainment of the F-22 Raptor. IMIS provides mission-critical hardware and software solutions that interface directly with aircraft maintenance systems, automating maintenance proc ...

Cyber Software Engineer (Embedded) Level 2

**Description:**You will be a Cyber Software Engineer - EMBEDDED in the Program Protection Organization. Our organization oversees all aspects of Anti-Tamper and embedded Cybersecurity across Missiles and Fire Control. We are chartered with providing the skills and innovative technologies to develop, des ...

Software Engineer Level 2 (Top Secret)

**Description:** Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more — we can innovate, invest, inspire and integrate our capabilities to transform the future.At Lockhee ...

Software Quality Engineer Senior Level 3

**Description:** In this position, you will be Responsible for implementing the Software Quality Engineering (SWQE) mission to ensure programs have and are compliant to documented processes which meet customer and company requirements and are capable of producing quality software products. The successful appl ...

Level 3 Software Quality Engineer, Sr.

**Description:** This position requires Active Top Secret security clearance with ability to obtain SCI access.Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more— we ca ...

Software Integration Engineer – Skill Level 2

Kaizen Approach is currently seeking a Software Integration Engineer to provide customer-facing support for high performance computing software in operational environments. In this role, you will ensure High Performance Computers continue to run effectively in support of mission operations. You will support and ...

Software Engineer (SWE) Skill Level 2

Kaizen Approach is currently seeking a Software Engineer (SWE) to develop, maintain, and enhance complex and diverse software systems, including processing-intensive analytics, algorithm development, large data manipulation, real-time systems, and business management information systems. In this role, you will w ...

Software Engineer (SWE) Skill Level 3

Kaizen Approach is currently seeking a Software Engineer (SWE) to develop, maintain, and enhance complex and diverse software systems, including processing-intensive analytics, algorithm development, large data manipulation, real-time systems, and business management information systems. In this role, you will w ...

Software Engineer (SWE) Skill Level 3

Kaizen Approach is currently seeking a Software Engineer (SWE) to develop, maintain, and enhance complex software systems, including real-time systems, analytics, and large data manipulation. In this role, you’ll review and test software components, resolve issues, and document results to meet design requirement ...

Software Engineer (SWE) Skill Level 1

Kaizen Approach is currently seeking a Software Engineer (SWE) to develop, maintain, and enhance complex and diverse software systems, including processing-intensive analytics, algorithm development, large data manipulation, real-time systems, and business management information systems. In this role, you will w ...

Software Engineer (SWE) Skill Level 3

Kaizen Approach is currently seeking a Software Engineer (SWE) to develop, maintain, and enhance complex and diverse software systems, including processing-intensive analytics, algorithm development, large data manipulation, real-time systems, and business management information systems. In this role, you will w ...

Software Engineer (SWE) Skill Level 3

Kaizen Approach is currently seeking a Software Engineer (SWE) to develop, maintain, and enhance complex software systems, including real-time systems, analytics, and large data manipulation. In this role, you’ll review and test software components, resolve issues, and document results to meet design requirement ...

Software Engineer Level 2 or 3

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time**Description** At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that ...

Associate AI Software Engineer (Level 1)

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time**Description** At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that ...

Software Safety Engineer Level 1/2

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: No CLEARANCE TYPE: None TRAVEL: Yes, 10% of the Time**Description** At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact ...

Software Engineer Level 2 or 3

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time**Description** At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that ...

Software Engineer Level 3 (26 274)

RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: No**Description** At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives aro ...

Test Automation Software Engineer – Level 5

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the Time**Description** At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact ...

Software Systems Integration Engineer Level 5

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the Time**Description** At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact ...

Software Systems Integration Engineer Level 5

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the Time**Description** At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact ...

Software Engineer Level 2 or 3

RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time**Description** At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact ...

Software Systems Integration Engineer Level 5

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the Time**Description** At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact ...

Staff Software Engineer, Android, Level 6

Snap Inc ( is a technology company. We believe the camera presents the greatest opportunity to improve the way people live and communicate. Snap contributes to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together. ...

Embedded SW Engineer

**Career Area:** Engineering **Job Description:** **Your Work Shapes the World at Caterpillar Inc.** When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers, and future wor ...

IT Principal Front Office Engineer

Job Description:We are seeking a highly skilled and motivated Principal Front-Office Engineer to join our prestigious investment firm. As a Principal Front-Office Engineer, you will serve as the technical lead embedded within the Risk team, driving design and implementation of small-scale applicati ...

Senior System Software Engineer AV Platform

The Autonomous Vehicles Platform team is looking for a hands-on System Software Engineer. As part of our team, you will work on our Autonomous Driving Platform software, implementing performant and scalable solutions for data collection and autonomous vehicle fleets. Our team is responsible for developing platfo ...

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    Lead Python Programming Software Engineer Level 4 Jobs in United States Job Search Guide, Trends and Insights