---
title: 'Software Applications Engineer III/IV at Zone 5 Technologies'
canonical: 'https://feeny.ai/job/software-applications-engineer-iii-iv-zone-5-technologies-united-states-gme62hepmbgd'
type: 'job'
last_seen: '2026-09-08'
---

# Software Applications Engineer III/IV at Zone 5 Technologies

- **Company:** Zone 5 Technologies
- **Location:** United States
- **Compensation:** $135k–$192k
- **Work type:** remote
- **Posted:** 2026-05-08
- **Last confirmed live:** 2026-09-08
- **Apply:** https://job-boards.greenhouse.io/zone5technologies/jobs/5214928008

## Job description

At Zone 5 Technologies, we're redefining what's possible in unmanned aircraft systems. Our team of engineers and innovators is developing cutting-edge autonomous solutions that push the boundaries of UAS technology - solving complex challenges that matter.

We're building the future of UAS capabilities, and we're looking for exceptional talent to join us. If you're driven by hard problems, energized by rapid innovation, and ready to make an impact on next-generation flight systems, you belong here.

Are you C# software engineer looking to make a meaningful impact in the development of complex, high-reliability software systems for safety-critical applications with the aerospace and defense industry? Zone 5 Technologies is seeking a highly skilled and motivated Software Engineer to join our team. The ideal candidate is a strong programmer with experience across the software development lifecycle, embedded systems, and modern development practices.

Key Responsibilities:

- Collaborate with cross-functional teams to develop utilities and application-level software solutions
- Design, implement, test, and maintain software for high-reliability systems in safety-critical environments
- Create sustainable, reusable, modular tools that can be used for multiple purposes
- Utilize Git and GitHub for version control, code reviews, and collaborative development
- Support build automation, system integration, and testing through scripting and command-line tools
- Contribute to CI/CD pipelines using GitHub Actions and assist in deploying software to cloud environments, particularly AWS

Qualifications:

- 3–7 years of professional experience in software application development, ideally in aerospace, defense, or safety-critical industries
- Proficiency in one or more programming languages: C#, Python, Java, javascript, etc.
- Hands-on experience with Git, GitHub, and Visual Studio or similar development environments
- Special bonus experience would be modern web full-stack development and languages (node.js, react, vue, angular, etc.)
- Familiarity with Bash or PowerShell for scripting and automation tasks
- Experience with CI/CD practices and tools, particularly GitHub Actions, and exposure to AWS infrastructure

Compensation:

Level III - $135k - $167k

Level IV - $167k - $192k

To ensure you've read this description, please start your cover letter or the 'summary' section of your application with the phrase: [Favorite Tool] Specialist found. Applications without this phrase will not be reviewed. Pay range for this role $135,000—$192,000 USD

What's in it for you:

Benefits:

- Competitive total compensation package
- Comprehensive benefit package options include medical, dental, vision, life, and more.
- 401k with company-match
- 3 weeks of paid time off each year
- 40 hours of sick time
- 12 annual company holidays

Why Join Zone 5 Technologies?

- Innovative Environment: Work on cutting-edge technology that is shaping the future of defense and aerospace.
- Collaborative Culture: Join a team of passionate professionals dedicated to pushing the boundaries of what’s possible.
- Career Growth: Opportunities for professional development and career advancement.

If you are passionate about unmanned aircraft technology and want to be a part of a dynamic and growing company, we would love to hear from you. Apply today and join the Zone 5 Technologies team!

In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire.

Zone 5 Technologies is a federal contractor and participates in E-Verify to confirm employment eligibility. As required by law, we will verify the identity and employment authorization of all new employees using the E-Verify system. Learn more about your rights and responsibilities under E-Verify: https://www.e-verify.gov.

## About Zone 5 Technologies

## Company Overview
- **One-liner**: Zone 5 Technologies develops advanced unmanned aircraft systems (UAS) and next-generation munitions for U.S. Department of Defense customers, with a focus on modular, open-architecture designs and rapid prototyping.
- **Entity Type**: Private (acquired by Kongsberg Defence & Aerospace; prior to acquisition was privately held)
- **Headquarters**: San Luis Obispo, California, United States
- **Founded**: 2011
- **Founders**: Not publicly available

## Core Business
- **Primary Industry**: Aviation and Aerospace Component Manufacturing; Defense Technology
- **Target Customers**: U.S. Department of Defense (DoD), Defense Innovation Unit (DIU), and allied military forces (B2G)
- **Mission Statement**: "Create the future" – focused on enabling modularity, collaboration, and rapid deployment of unmanned systems and munitions.

## Products & Services
- **Paladin UAS**: A multi-mission, TAK-integrated unmanned aircraft system that serves as an autonomous wingman. Capabilities include counter-UAS interception, precision munitions drop, and rifle takedowns. Listed on the DIU Blue UAS Refresh list, ensuring NDAA compliance and cybersecurity. (Hardware + Software)
- **White Spike Interceptor**: A modular, open-C2 missile and launcher system available in surface‑ and air‑launched configurations. Designed for counter-UAS and precision strike missions. (Hardware + Software)
- **Air Launched Effects (ALE)**: Low‑cost, digitally engineered effects for affordable mass and precision strike from mobility, bomber, and tactical aircraft. (Hardware + Software)
- **Next‑Gen Munitions**: Low‑cost containerized missile systems, including the Extended Range Attack Munition. (Hardware)
- **Engineering Services / R&D**: End‑to‑end system development including CONOPS, vehicle design, avionics, embedded hardware/software, ground control stations, and mission planning software.

## Market Standing
- **Valuation/Market Cap**: Not publicly disclosed (acquired by Kongsberg Defence & Aerospace)
- **Key Metric**: Total headcount of 183 (LinkedIn, 2026‑07), representing +241.1% year‑over‑year growth
- **Notable Investors/Partners**: Kongsberg Defence & Aerospace (acquirer); DIU (multiple contract awards); U.S. Air Force
- **Growth Signals**:
  - 241% headcount growth in the last year
  - Selected for multiple DoD/DIU programs: Blue UAS Refresh, Low‑Cost Containerized Missiles, Counter UAS Next, Extended Range Attack Munition, Enterprise Test Vehicle
  - 108 active job postings (260% year‑over‑year increase)
  - 13,284 LinkedIn followers (+62% yearly)

## Competitive Advantages
- **Vertical Integration**: Concept‑to‑production capability – design, manufacturing, testing, and sustainment in‑house.
- **Open Systems / Modularity**: MOSA/WOSA architectures enable rapid adaptation of vehicles, sensors, and weapons.
- **Blue UAS Listing**: Provides an Authority to Operate (ATO) for all DoD operators, a key differentiator for government contracts.
- **Flight‑Proven Hardware**: Paladin and White Spike have undergone extensive flight testing (SIL, HIL, flight tests).
- **Agile Prototyping**: Low‑cost, digitally engineered designs allow for fast iteration and unit‑cost discipline.

## Strategic Focus
- **Expanding DoD & Allied Contracts**: Leveraging recent DIU and Air Force wins to secure production orders for Paladin, White Spike, and missile systems.
- **Scaling Workforce & Capabilities**: Rapid hiring across engineering (GNC, embedded, avionics, flight test) to support increasing program loads.
- **International Expansion**: Acquisition by Kongsberg may open access to NATO and allied markets.
- **Next‑Gen Munitions**: Emphasis on affordable mass – developing low‑cost missiles for high‑volume procurement.

## Why Work Here
- **Culture & Ratings**: Employer rating 4.2/5 on LinkedIn (based on 8 reviews); Work‑Life 4.0, Compensation 3.6, Culture 3.4, Career 3.8.
- **Growth Opportunity**: 108 open positions across software, hardware, flight test, and manufacturing – strong upward mobility in a rapidly expanding company.
- **Technical Environment**: Tech stack includes Python, MATLAB, C++, CUDA, PyTorch, Docker, Kubernetes, PostgreSQL, React, GitLab, Jenkins, and more – modern engineering tools.
- **Mission‑Driven Work**: Directly contribute to defense technology that is fielded today (Blue UAS, interceptor programs).
- **Location**: San Luis Obispo, CA – a vibrant college town near the Central Coast with outdoor lifestyle.
- **Hybrid/Remote**: Not specifically stated; most roles appear on‑site at one of three U.S. offices (San Luis Obispo, Fort Walton Beach FL, Fort Worth TX).

## Sources
1. [LinkedIn – Zone 5 Technologies](https://www.linkedin.com/company/zone-5-technologies)
2. [Company Website – zone5tech.com](https://www.zone5tech.com/)
3. [Greenhouse Careers Page](http://job-boards.greenhouse.io/zone5technologies)
4. [robotics.press – Company Profile](https://robotics.press/news/zone-5-technologies-company-profile/)
5. [YouTube – Zone 5 Technologies](https://www.youtube.com/@Zone5Technologies)

## Other roles at Zone 5 Technologies

- [Linux Systems Administrator III](https://feeny.ai/job/linux-systems-administrator-iii-zone-5-technologies-fort-worth-nnr8d8j03krk) — Fort Worth, TX
- [Linux Systems Administrator III](https://feeny.ai/job/linux-systems-administrator-iii-zone-5-technologies-san-luis-obispo-california-2s6wp5ff9wy0) — San Luis Obispo California, United States
- [Shipping & Receiving Supervisor](https://feeny.ai/job/shipping-receiving-supervisor-zone-5-technologies-fort-worth-vp9r6bh7nv27) — Fort Worth, TX
- [Vice President of Quality](https://feeny.ai/job/vice-president-of-quality-zone-5-technologies-fort-worth-cp3xjgxhnamk) — Fort Worth, TX / San Luis Obispo California, United States
- [Recruiter - Production & Manufacturing](https://feeny.ai/job/recruiter-production-manufacturing-zone-5-technologies-fort-worth-vrq54dswf7fg) — Fort Worth, TX
- [Development Manufacturing Manager I/II](https://feeny.ai/job/development-manufacturing-manager-i-ii-zone-5-technologies-san-luis-obispo-0cwpd0k8jzfy) — San Luis Obispo, CA
- [Office Coordinator](https://feeny.ai/job/office-coordinator-zone-5-technologies-paso-robles-california-t9d8dv1qtwyx) — Paso Robles California, United States
- [Software Integration Lead](https://feeny.ai/job/software-integration-lead-zone-5-technologies-united-states-4ca2j2kj4f9b) — United States
- [UAV Aircraft Assembler III](https://feeny.ai/job/uav-aircraft-assembler-iii-zone-5-technologies-paso-robles-california-k85s8d26tk6v) — Paso Robles California, United States
- [UAV Aircraft Assembler II](https://feeny.ai/job/uav-aircraft-assembler-ii-zone-5-technologies-paso-robles-california-3bpgjeat22qv) — Paso Robles California, United States