1,826,997open jobs
105,688companies
268,348added this week
Browse all
Salary
≈ $125k – $238k per year (Estimated)
Location
Hybrid (United States)
Seniority
Senior · 5+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Oct 7, 2026.

Overview
Company
Impact
Profile match
Parsons Corporation is a technology-driven defense, intelligence, and critical infrastructure engineering enterprise. The company focuses on delivering advanced cybersecurity, missile defense and space ground systems, geospatial intelligence, environmental remediation, and complex civil infrastructure engineering for transportation, aviation, bridges, and water systems.
In a world of possibilities, pursue one with endless opportunities. Imagine Next!At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.

Job Description:

Parsons is seeking a talented Frontend Engineer to help develop next-generation applications supporting critical defense and national security missions. In this role, you will design and build highly responsive, intuitive user interfaces that help operators and decision-makers understand complex operational environments. You will work with large data streams, interactive 2D and 3D maps, real-time situational awareness tools, and other data-intensive visualizations.

This is an opportunity to solve challenging frontend engineering problems while contributing to software that supports important missions.

This is a hybrid role based in Tampa, FL. The selected candidate must be local and able to report to the customer site as needed.

What You'll Be Doing:

  • Shape frontend architecture: Help define and evolve the architecture of complex applications using React, TypeScript, and modern state management patterns.
  • Build data-rich interfaces: Develop intuitive, reusable user interface components for real-time data analysis, visualization, and mission-focused workflows.
  • Develop mapping and visualization tools: Implement high-performance 2D and 3D mapping components using technologies such as OpenLayers, CesiumJS, WebGL, or comparable frameworks.
  • Work with large datasets: Create interfaces capable of rendering and interacting with substantial geospatial datasets, real-time feeds, and multiple map layers.
  • Optimize application performance: Identify and resolve rendering bottlenecks, memory issues, network inefficiencies, and interaction latency, including on hardware-constrained systems.
  • Support data-intensive workflows: Use asynchronous programming, web workers, and efficient data-processing techniques to manage demanding visualization and analysis requirements.
  • Integrate secure services: Collaborate with backend and DevOps engineers to integrate APIs, cloud-native services, authentication mechanisms, and secure data pipelines.
  • Collaborate across disciplines: Work closely with UX and UI designers, product owners, systems engineers, and mission users to create effective and intuitive experiences.
  • Maintain engineering quality: Write maintainable, well-tested code; participate in technical design discussions and code reviews; and promote frontend standards and best practices.
  • Mentor and support teammates: Help mentor junior and mid-level engineers and contribute to a collaborative, high-performing engineering culture.
  • Contribute to technical direction: Evaluate tools and technologies, identify opportunities for improvement, and help guide the evolution of the application platform.

Required Clearance:

  • Must be a U.S. Citizen.
  • Must have an active Top Secret Clearance.

What Required Skills You'll Bring:

  • Must be a U.S. Citizen.
  • Bachelor's Degree Computer Science, Computer Engineering or related field and 5+ years of professional software engineering experience with a heavy emphasis on React and modern frontend ecosystem tools. Additional years of experience may be considered in lieu of a degree.
  • Significant professional experience developing frontend applications with React and TypeScript.
  • Strong knowledge of modern JavaScript, including ES6 and later, asynchronous programming, and contemporary frontend development practices.
  • Experience designing and implementing reusable, maintainable user interface components.
  • Experience working with geospatial data, mapping technologies, or data visualization, including one or more of the following: GeoJSON, KML, Raster or vector tiles, Coordinate reference systems, Geospatial APIs, OpenLayers, CesiumJS, MapLibre, Mapbox, or comparable libraries
  • Experience diagnosing and improving browser performance, including rendering, memory usage, network activity, and application responsiveness.
  • Experience developing automated tests using tools such as Jest, Cypress, Playwright, or comparable frameworks.
  • Strong communication, collaboration, and problem-solving skills.
  • Ability to work effectively in a mission-focused and highly collaborative engineering environment.

What Desired Skills You'll Bring:

  • Experience deploying applications in secure or regulated cloud environments, including AWS GovCloud.
  • Familiarity with Docker, Kubernetes, and cloud-native application deployment.
  • Experience supporting DoD cybersecurity or compliance requirements, including applicable Impact Level requirements.
  • Experience developing 2D or 3D geospatial visualizations using CesiumJS, Three.js, WebGL, or related technologies.
  • Experience developing custom WebGL shaders or optimizing GPU-accelerated visualizations.
  • Experience processing real-time or streaming data.
  • Experience working with geospatial databases, spatial analysis tools, or geospatial web services.
  • Experience mentoring engineers or leading frontend technical initiatives.

Security Clearance Requirement:

An active Top Secret security clearance is required for this position.This position is part of our Federal Solutions team.The Federal Solutions segment delivers resources to our US government customers that ensure the success of missions around the globe. Our intelligent employees drive the state of the art as they provide services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a culture of excellence and close-knit teams that take pride in delivering, protecting, and sustaining our nation's most critical assets, from Earth to cyberspace. Throughout the company, our people are anticipating what’s next to deliver the solutions our customers need now.Salary Range: $103,500.00 - $181,100.00We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best-in-class benefits such as medical, dental, vision, paid time off, 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!This position will be posted for a minimum of 3 days and will continue to be posted for an average of 30 days until a qualified applicant is selected or the position has been cancelled.Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest-APPLY TODAY!

Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to https://www.parsons.com/fraudulent-recruitment/.

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.
1,826,997 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

Frontend
Similar stack
Same company
United States
$158k – $225k per year • Hybrid • Full-Time • 5+ years exp • Bachelor's Degree • Seattle
JavaScript
TypeScript
AI/ML
AI Agents
Human-in-the-Loop
LLM Guardrails
Agentic Workflows
Machine Learning
Frontend
Next.js
React.js
Analytics
A/B Testing
Apply
$90k – $140k per year • In office • Full-Time • 3+ years exp • Bachelor's Degree • United States
JavaScript
Node JS
Frontend
Vue.js
Three.JS
React.js
WebGPU
DevOps
Rest API
gRPC
GCP
WebSockets
Azure
CI/CD
AWS
Game Dev
Unity
Management
Confluence
Agile
Apply
$99k – $160k per year • Equity • In office • Full-Time • 5+ years exp • Master's Degree • Bellevue
Design
SolidWorks
AutoCAD
Apply
$94k – $160k per year • Equity • In office • Full-Time • 3+ years exp • Bachelor's Degree • Nashville
Design
SolidWorks
AutoCAD
Apply
$99k – $160k per year • Equity • In office • Full-Time • 3+ years exp • Bachelor's Degree • Bellevue
Design
SolidWorks
AutoCAD
Apply
Founding Engineer 1 day ago
≈ $67k – $142k per year (Estimated) • Hybrid • Full-Time • 2+ years exp • Berlin
Python
JavaScript
TypeScript
Node JS
AI/ML
Fine-tuning
LLM
Semantic Search
Frontend
React.js
Apply
$160k – $220k per year • Remote (United States) • Full-Time • 4+ years exp • New York
JavaScript
TypeScript
AI/ML
AI Agents
Frontend
React.js
Apply
$96k – $157k per year • In office • Full-Time • 2+ years exp • Munich
Python
JavaScript
TypeScript
Python
FastAPI
Databases
PostgreSQL
Supabase
AI/ML
Time Series Forecasting
Frontend
React.js
Apply
$101k – $157k per year • In office • Full-Time • 1+ year exp • Berlin
Python
JavaScript
TypeScript
Databases
PostgreSQL
Supabase
AI/ML
AI Agents
Frontend
Next.js
React.js
DevOps
Vercel
Apply
≈ $93k – $173k per year (Estimated) • In office • Full-Time • 2+ years exp • Berlin
Python
JavaScript
TypeScript
SQL
AI/ML
Function Calling
LLM
Tool Use
Frontend
Next.js
React.js
Apply
≈ $119k – $218k per year (Estimated) • Remote (United States) • Top Secret • Full-Time • 5+ years exp • Bachelor's Degree • United States
JavaScript
TypeScript
Frontend
Three.JS
React.js
CesiumJS
OpenLayers
DevOps
AWS
Docker
Kubernetes
QA
Playwright
Jest
Apply
≈ $17k – $31k per year (Estimated) • In office • Nationals only • Full-Time • 2+ years exp • Bachelor's Degree • Riyadh
Management
Microsoft Office
Apply
≈ $17k – $37k per year (Estimated) • In office • Nationals only • Full-Time • 3+ years exp • Associate's Degree • Tabuk
Apply
≈ $28k – $74k per year (Estimated) • In office • Nationals only • Full-Time • 5+ years exp • Riyadh
Python
SQL
AI/ML
Copilot
DevOps
Windows Server
Analytics
Power BI
Management
Microsoft Project
Power Automate
OneDrive
SharePoint
Agile
Apply
≈ $38k – $75k per year (Estimated) • In office • Full-Time • 6+ years exp • Bachelor's Degree • Riyadh
Python
AI/ML
Multimodal AI
Analytics
Power BI
Microsoft Excel
Design
AutoCAD
Apply
≈ $84k – $197k per year (Estimated) • Remote (United States) • Full-Time • United States
Apply
≈ $84k – $194k per year (Estimated) • Remote (United States, MST hours) • Full-Time • Bachelor's Degree • United States
AI/ML
Prompt Engineering
Management
ServiceNow
Power Automate
Agile
Scrum
ITIL
Apply
$34k per year • In office • High School Diploma • United States
Management
Agile
Apply
In office • High School Diploma • United States
Apply
In office • High School Diploma • United States
Apply
See all jobs
This is one of many
1,826,997 more open roles from verified company boards, updated every day.