1,646,748open jobs
98,762companies
255,228added this week
Browse all
Salary
$90k – $120k per year
Location
In office (San Diego)
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 14, 2026. First seen by Alion on Oct 14, 2026. Sigma Defense Systems scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Sigma Defense Systems is a defense technology enterprise and systems integrator specializing in tactical communications, C5ISR, and CJADC2 solutions. The company provides software-defined networking hardware, DevSecOps software development, electronic warfare capabilities, tactical edge intelligence, and digital modernization services to connect military personnel and command structures. Headquartered in Perry, Georgia, United States, the organization serves the U.S. Department of Defense, armed forces branches, intelligence agencies, and government partners across national and international operational theaters.

Sigma Defense is seeking a Web Developer to join our team in San Diego, CA.

Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Requirements

  • 6+ years of experience developing, deploying, and supporting application suites preferably in DoD or enterprise environments and in accordance with DoD Application Security and Development Security Technical Implementation Guides (ASD STIGs) and applicable cybersecurity requirements.
  • Experience with data analytics, reporting systems, and dashboard development, including presenting application metrics and operational data through web-based interfaces.
  • Experience with Docker/containerized applications is preferred.
  • Experience with CI/CD pipelines and automated testing is preferred.
  • Familiarity with Nginx or similar web servers/reverse proxies is preferred.
  • Experience working in offline, isolated, or restricted-network environments.
  • Understanding of application security, access control, secure API development.
  • Experience documenting system architecture, APIs, deployment procedures, and administrative processes.
  • Possession of an active Secret security clearance is preferred but not required.
  • Must be a U.S. citizen.

Education Requirements:

  • Bachelor's degree from an accredited college or university in Computer Science or related field of study.

Essential Job Duties (not all-inclusive):

  • Develop applications in DoD, federal government, or other highly regulated environments.
  • Maintain JSON Schemas to define data structures, required fields, data types, and validation rules.
  • Develop and maintain web based distributed applications using React and modern JavaScript/TypeScript frameworks, including administrative and data-driven interfaces using frameworks such as React Admin and Recharts.
  • Develop and maintain RESTful APIs to support application functionality, system integration, and data exchange, with experience using Python-based backend services such as Flask or comparable frameworks.
  • Configure, administer, and maintain PostgreSQL databases, including database schema design, SQL query development and optimization, migrations, data integrity, and backup/recovery.
  • Implement and maintain authentication, authorization, role-based access control (RBAC), and user account management, including technologies such as Keycloak, to enforce separation between user and administrator functions.
  • Configure and maintain Windows Server environments supporting application services, databases, APIs, and web applications.
  • Work directly with developers, testers, system administrators, subject matter experts, and end-users to gather requirements, identify user needs, and develop new features based on user feedback.
  • Troubleshoot and debug applications to identify and resolve software defects, performance issues, integration problems, and other operational issues.
  • Develop and maintain application frameworks and reusable software components, as well as documenting software architecture, configuration, interfaces, and software changes.

Salary Range: $90,000 - $120,000 annually.

Benefits

  • Dental and Vision Insurance
  • Medical Insurance to Include HSA, FSA, and DFSA Plans
  • Life and AD&D coverage
  • Employee Assistance Program (EAP)
  • 401(k) Plan with Company Matching Contributions
  • 160 Hours of Paid Time Off (PTO)
  • 12 (Floating) Holidays
  • Educational Assistance
  • Highly Competitive Salary
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.
1,646,748 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
San Diego
$232k – $258k per year • Equity • In office • 8+ years exp • Bachelor's Degree • Sunnyvale
Python
C++
AI/ML
Multimodal AI
Physical AI
DevOps
GCP
CI/CD
AWS
Linux
Apply
$202k – $224k per year • Equity • In office • 4+ years exp • Bachelor's Degree • San Francisco
Java
C++
AI/ML
Machine Learning
Apply
$202k – $224k per year • Equity • In office • 5+ years exp • Bachelor's Degree • New York
Go
Java
C#
C++
Apply
$171k – $190k per year • Equity • In office • 4+ years exp • Bachelor's Degree • New York
Go
Java
C#
C++
DevOps
SLI/SLO/SLA
Apply
$267k – $297k per year • Equity • In office • 10+ years exp • Bachelor's Degree • San Francisco
Python
Go
Java
Databases
Apache Kafka
AI/ML
Flink
DevOps
GCP
Kubernetes
Incident Management
Apply
≈ $70k – $162k per year (Estimated) • In office • Full-Time • London
Python
SQL
PowerShell
Bash
DevOps
Terraform
GCP
GitHub Actions
GitLab CI
CI/CD
GitOps
ArgoCD
Jenkins
Git
Docker
Kubernetes
Configuration Management
Google GKE
Incident Management
IAM
Linux
TCP/IP
DNS
Cybersecurity
ISO 27001
Least Privilege
Management
Agile
Apply
$68k – $114k per year • In office • 1+ year exp • Lynchburg
JavaScript
TypeScript
C#
Node JS
Frontend
React.js
DevOps
Rest API
GCP
Azure DevOps
Azure
CI/CD
AWS
Docker
Kubernetes
Management
Jira
Agile
Apply
$147k – $231k per year • In office • Full-Time • 8+ years exp • Bachelor's Degree • Houston • Washington
Kotlin
AI/ML
Function Calling
AI Agents
Tool Use
Mobile
Jetpack Compose
DevOps
CI/CD
Apply
≈ $25k – $51k per year (Estimated) • In office • Full-Time • 15+ years exp • Bachelor's Degree • Hyderabad
Python
JavaScript
C#
Swift
C#
.NET
AI/ML
Machine Learning
Mobile
SwiftUI
DevOps
CI/CD
Apply
≈ $12k – $30k per year (Estimated) • Hybrid • Full-Time • 8+ years exp • Bengaluru
Java
SQL
AI/ML
Copilot
Claude
ChatGPT
DevOps
CI/CD
Jenkins
Git
Shift-Left
Cybersecurity
Shift-Left Security
Management
Agile
Scrum
QA
Selenium
Cucumber
JMeter
Cypress
Playwright
Rest-Assured
Apply
$80k – $105k per year • In office • Secret • Full-Time • Bachelor's Degree • Fairmont
Python
C++
Bash
DevOps
Podman
Git
Docker
Linux
Apply
$125k – $145k per year • In office • Secret • Full-Time • Bachelor's Degree • United States
Python
Java
DevOps
VMWare
Docker
Linux
Windows
Management
Agile
Apply
$86k per year • In office • Secret • Full-Time • Bachelor's Degree • Huntsville
Python
JavaScript
TypeScript
SQL
C++
C++
Qt
Databases
PostgreSQL
Frontend
Vue.js
Angular
React.js
DevOps
Rest API
gRPC
WebSockets
Git
Docker
Linux
TCP/IP
Apply
$94k per year • In office • Secret • Full-Time • Bachelor's Degree • Ridgecrest
C++
C++
Qt
DevOps
Red Hat
Linux
Apply
$110k – $135k per year • In office • Secret • Full-Time • Associate's Degree • San Diego
DevOps
Linux
Windows
TCP/IP
Management
Service Desk
Apply
$110k – $140k per year • In office • 5+ years exp • San Diego
Apply
$34k per year • In office • Part-Time • High School Diploma • San Diego
Apply
$34k per year • In office • Part-Time • High School Diploma • San Diego
Apply
$60k – $66k per year • In office • 8+ years exp • San Diego
Apply
$38k – $46k per year • In office • Internship • San Diego
Management
Outlook
Apply
See all jobs
This is one of many
1,646,748 more open roles from verified company boards, updated every day.