2,048,093open jobs
122,817companies
241,415added this week
Browse all
Salary
≈ $109k – $203k per year (Estimated)
Location
In office (Plano)
Seniority
Staff · 8+ years exp
Visa
H-1B filings in 12 months: 5 · for this role: 3

Confirmed on the employer's own hiring board on Nov 1, 2026. First seen by Alion on Oct 20, 2026. L3Harris Technologies scores A on the Alion truth index.

Overview
Company
Impact
Profile match
L3Harris Technologies is an American defense contractor formed in 2019 by the merger of L3 Technologies and Harris Corporation. It builds tactical radios and military communication systems, electronic warfare and intelligence, surveillance and reconnaissance equipment, space sensors and satellites, night vision devices, and uncrewed surface vessels, and owns the rocket engine maker Aerojet Rocketdyne. Its main customers are the United States Department of Defense and allied governments. The company is headquartered in Melbourne, Florida, United States.

Job Title: Specialist, Software Engineering (Application)

Job Code: 46214

Job Location: Plano, TX- On Site

Job Schedule: 9/80 - Employees work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off

Job Description:

As a Senior Specialist, Software Engineer (Application), you will be responsible for supporting and leading the development and execution of software interfacing with the targeted hardware. You will be responsible for designing the software per requirements documents and system level design documents. There will be a focus to interface with the test engineers to influence test automation.

The Agile Development Group (ADG) division specializes in developing disruptive, next-generation technologies for advanced Unmanned Air Systems (UAS / UAV), advanced radar systems, next-generation weapon systems, and other RF sensor technologies using small company agility and big company experience.

Essential Functions:

  • Apply computer science, engineering, and mathematical analysis concepts and principles in the development of software for the targeted platform
  • Advanced skills in modern C++
  • Lead Technical development of software team including agile story development and planning
  • Work closely with cross functional members of the engineering organization to develop and evaluate interfaces between hardware, firmware, and software, and operational performance requirements and design of the overall system
  • Investigate root cause of complex issues, and implement solutions, working independently or with a multi-discipline team
  • Support and participate in all phases of the software development life cycle, including requirements analysis, design, implementation, hardware-software integration, and formal test
  • Interface with the customer to understand requirements, provide software packages, and facilitate integration events
  • Develop software test plans and procedures, and other relevant technical documentation
  • Utilize modeling tools and equipment to establish operating data, conduct experimental tests, prototype, and evaluate results
  • Experience with Modern C++, Python
  • Familiar with containerized development and tools like Kubernetes, Docker, and Helm in a Linux environment
  • Experience with Agile Scrum/Kanban development processes and procedures
  • Participate in peer reviews, identify, track, and repair defects
  • U.S. citizen
  • Ability to obtain a US Secret security clearance
  • Bachelor’s degree in Computer Science, Computer Engineering, or related field

Qualifications:

  • Bachelor’s degree and a minimum of 4 years of prior relevant experience. Graduate degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.
  • Minimum of 4 years experience in computer/software engineering field
  • Minimum of 4 years C++ development in a professional environment

Preferred Additional Skills:

  • Working knowledge of Linux
  • Familiar with CI/CD automation including Gitlab build release pipelines
  • Experience with Deployment Orchestration
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,048,093 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Backend
Similar stack
Same company
Plano
$140k – $200k per year · In office · Full-Time · 3+ years exp · New York
JavaScript
TypeScript
Node JS
Databases
PostgreSQL
AI/ML
AI Agents
Recommender Systems
Frontend
React.js
Mobile
React Native
Apply
$130k – $140k per year · In office · Public Trust · 7+ years exp · Bachelor's Degree · McLean
JavaScript
TypeScript
SQL
PowerShell
C#
C#
.NET
Databases
MS SQL
Frontend
Bootstrap
JQuery
DevOps
Azure DevOps
Azure
CI/CD
Windows
Management
Agile
Apply
Full Stack Engineer 13 days ago
$110k – $160k per year · In office · Public Trust · 5+ years exp · Bachelor's Degree · McLean
JavaScript
Java
TypeScript
SQL
Node JS
Java
Maven
Spring Boot
Databases
PostgreSQL
Oracle
DynamoDB
Apache Kafka
Frontend
Angular
React.js
JQuery
DevOps
Rest API
Terraform
Ansible
Red Hat
Datadog
CI/CD
Jenkins
Git
AWS
Docker
Kubernetes
AppDynamics
AWS Lambda
Amazon EC2
Amazon CloudWatch
Linux
Windows
Cybersecurity
SonarQube
Management
Agile
Apply
$130k – $166k per year · In office · Public Trust · 10+ years exp · Bachelor's Degree · McLean
JavaScript
Java
TypeScript
SQL
Node JS
Java
Maven
Spring Boot
Databases
PostgreSQL
Oracle
DynamoDB
Apache Kafka
Frontend
Angular
React.js
JQuery
DevOps
Rest API
Terraform
Ansible
Red Hat
Datadog
CI/CD
Jenkins
Git
AWS
Docker
Kubernetes
AppDynamics
AWS Lambda
Amazon EC2
Amazon CloudWatch
Linux
Windows
Cybersecurity
SonarQube
Management
Agile
Apply
$120k – $140k per year · In office · Public Trust · 3+ years exp · Bachelor's Degree · McLean
Python
Java
SQL
Databases
PostgreSQL
Oracle
DevOps
CI/CD
Git
AWS
Analytics
ETL/ELT
Apply
$120k per year · In office · 7+ years exp · Plano
C#
C#
ASP.NET Core
DevOps
Rest API
MedTech
HL7
FHIR
Apply
≈ $40k – $101k per year (Estimated) · In office · Plano
SQL
Apply
≈ $93k – $181k per year (Estimated) · In office · Plano
Python
Databases
MySQL
DevOps
GCP
Azure
AWS
Management
ServiceNow
ITSM
Apply
≈ $42k – $84k per year (Estimated) · In office · 3+ years exp · Plano
Python
Java
Java
Spring Boot
Databases
Apache Kafka
Amazon DocumentDB
DevOps
Rest API
Terraform
New Relic
CloudFormation
Datadog
Dynatrace
CI/CD
Jenkins
AWS
Docker
Kubernetes
Self-Healing
Amazon EKS
Amazon EC2
Incident Management
Amazon S3
IAM
Amazon ECS
Amazon CloudWatch
Apply
Product Manager 1 day ago
≈ $80k – $170k per year (Estimated) · In office · Plano
Management
Agile
Apply
See all jobs
This is one of many
2,048,093 more open roles from verified company boards, updated every day.