Full-Time

Solution Architect

Deadline 7/20/27
Karsun Solutions

Karsun Solutions

201-500 employees

Government software modernization and analytics provider

No salary listed

United States

In Person

Bachelor's, Master's

Category
Sales & Solution Engineering (1)
Required Skills
Service Mesh
Kubernetes
FedRAMP
Microsoft Azure
Agile
Python
JavaScript
Distributed Systems
React.js
Java
GraphQL
Infrastructure as Code (IaC)
Docker
TypeScript
CloudFormation
Microservices
C#
SAML
AWS
Terraform
Observability
REST APIs
DevOps
Serverless
OAuth
Google Cloud Platform

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Requirements
  • A BS degree in Computer Science, Software Engineering, Information Systems, or a related technical field is required.
  • At least 10 years of software architecture and development experience is required, including solutioning new application architectures and designs using modern, cloud-native architectures.
  • At least 7 years of hands-on experience designing and implementing microservices architectures, RESTful APIs, event-driven systems, and distributed application patterns at enterprise scale is required.
  • At least 5 years of cloud architecture experience with AWS, Azure, or GCP is required, including containerization with Docker and Kubernetes, serverless computing, and cloud-native application development.
  • Strong hands-on coding skills in JavaScript, TypeScript, React, Node, GraphQL, Java, Python, and C# are required, including the ability to write production-quality code, review pull requests, and guide technical implementation.
  • Demonstrated experience building consensus and driving alignment across diverse technical and business stakeholder groups is required, including executive leadership, product owners, and engineering teams.
  • The candidate must be able to create and articulate technical visions, develop multi-year technology roadmaps, and gain buy-in for transformative architecture initiatives.
  • Expert knowledge of API design principles, API management platforms, integration patterns, and service mesh architectures is required for building scalable, resilient distributed systems.
  • Deep understanding of security architecture, authentication and authorization patterns, OAuth, OpenID Connect, Security Assertion Markup Language, security-by-design principles, FISMA, and FedRAMP is required.
  • Experience with DevSecOps, continuous integration and continuous delivery pipelines, infrastructure as code using Terraform and CloudFormation, automated testing, and deployment automation is required.
  • The candidate must be able to communicate and present technical strategies to technical and non-technical audiences, create narratives around technical strategy, and influence decision-making at all organizational levels.
  • Demonstrated experience managing or mentoring technical staff, including architects, senior engineers, and development teams, is required.
Responsibilities
  • Define and articulate the technical vision and multi-year roadmap for application modernization, creating end-state architectures that gain buy-in from customer IT leadership, business stakeholders, and technical teams.
  • Lead the design and implementation of modern, cloud-native application architectures using microservices, API-first design, event-driven patterns, and containerization to replace legacy monolithic systems.
  • Drive consensus across application architects, data and platform architects, business subject-matter experts, development teams, and IT stakeholders to align technical solutions with business outcomes.
  • Provide hands-on technical leadership by writing code, building proofs of concept, developing prototypes, and conducting technical demonstrations to validate architectural decisions and accelerate modernization initiatives.
  • Champion and demonstrate the adoption of AI-assisted development tools such as GitHub Copilot to improve software development lifecycle productivity, code quality, and developer experience across Agile development teams.
  • Lead technology evaluation and selection processes for application frameworks, development platforms, API gateways, integration tools, and supporting infrastructure aligned with customer IT standards and federal requirements.
  • Design API strategies and integration architectures to enable connectivity between the application and the agency's acquisition ecosystem, including upstream and downstream systems.
  • Establish and enforce security architecture principles and patterns that ensure federal security requirements, including FISMA, FedRAMP, and NIST, implement zero-trust principles, and maintain a robust security posture.
  • Partner with site reliability engineering managers to architect DevSecOps pipelines, continuous integration and continuous delivery automation, infrastructure-as-code patterns, and observability solutions that enable continuous delivery and operational excellence.
  • Facilitate architecture governance through design reviews, technical spikes, architecture decision records, and collaborative sessions that guide development teams while maintaining architectural integrity.
  • Present technical strategies, architecture proposals, and modernization roadmaps to customer IT leadership, acquisition business function leaders, and executive stakeholders, translating technical complexity into business value.
  • Mentor and develop architects and senior technical staff, fostering technical excellence, innovation, and continuous learning within the program team.
  • Conduct hands-on demonstrations of modern development practices, architectural patterns, and emerging technologies to build technical credibility and encourage adoption of new approaches.
  • Define success metrics and architecture health indicators for modernization initiatives, track progress against technical and business objectives, and course-correct when needed.
  • Collaborate with data architects to design data access patterns, caching strategies, and data integration approaches that support modern application architectures while maintaining data integrity and compliance.
Desired Qualifications
  • A master's degree in Computer Science, Engineering, or a related discipline is strongly preferred.

Karsun Solutions helps U.S. government agencies modernize technology by delivering software development, cloud migration, and advanced analytics. Its work involves building and integrating software, migrating systems to the cloud, and turning data into actionable insights with a focus on security and compliance. The company differentiates itself with a strong government track record and certifications such as DCAA-approved accounting, CMMI Level 5 DEV, AWS Government Competency, and ISO 9001/20000/27001. Its goal is to provide federal agencies with reliable, scalable, and secure technology solutions that meet government requirements and improve mission outcomes.

Company Size

201-500

Company Stage

N/A

Total Funding

N/A

Headquarters

Herndon, Virginia

Founded

2009

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Simplify Jobs

Simplify's Take

What believers are saying

  • FAA awarded Karsun $2.7 million cloud migration support in January 2026.
  • DOT awarded Karsun $7.5 million on May 4, 2026, extending modernization revenue.
  • Karsun posted hot jobs on July 31, 2026, signaling active growth.

What critics are saying

  • The $6 million Product Management Support Services contract expires August 14, 2026.
  • SCOUT tracks four incumbent recompetes within 24 months, exposing Karsun to churn.
  • DOT supplied 72% of obligations in FY2026; one lost recompete would crush earnings.

What makes Karsun Solutions unique

  • ReDuX earned AWS Mainframe Modernization Consulting Competency on April 14, 2026.
  • Karsun sells ReDuX through AWS Marketplace, streamlining procurement for federal buyers.
  • ISG named Karsun a 2026 Public Sector Contender in application modernization.

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Benefits

Remote Work Options

Flexible Work Hours

Health Insurance

Paid Vacation

Paid Sick Leave

Paid Holidays

401(k) Retirement Plan

401(k) Company Match

Professional Development Budget

Conference Attendance Budget

Wellness Program

Mental Health Support

Stock Options

Company Equity

Company News

Karsun Solutions
Jul 31st, 2026
Karsun is hiring: hot Jobs summer 2026.

Karsun is hiring: hot Jobs summer 2026. Hot Jobs, Karsun Careers Join its innovative, award-winning organization. In case you missed it, the Washington Business Journal recently listed Karsun Solutions among the largest employers in the Washington, D.C. region. Not only that, but WTOP named Karsun one of the Top Workplaces in D.C. In fact, in addition to these awards in the D.C. area. Karsun has repeatedly ranked among the best employers in the USA, in Oklahoma City, and among companies hiring remote employees. Moreover, its culture drives innovation, an insight Karsun Llc shared in a blog here. Its latest technology hot Jobs: * Chief Solution Architect: Karsun Llc is seeking a technical visionary to reimagine the transformation of legacy applications using traditional architecture combined with low code application platforms (LCAP) and AI/ML technologies. * Lead Full Stack Developer: Grow an agile team of developers and test automation into a high-performance team. Meet Karsun Solutions. Launch the next step in your career with the company transforming possible for government agencies. Join the workplace where the only limit on your potential is the limit of your curiosity. Find Your Next with a company focused on flexibility, professional excellence and innovation. Five fast facts about working at Karsun: * Karsun modernization experts deliver modern software, cloud, data, and AI solutions to government agencies. * Its work is powered by the ReDuX platform which uses agentic AI to rapidly blueprint and transform complex legacy systems. See it in action at GoReDuX.ai. * Its customers include the General Services Administration, Federal Aviation Administration and other federal agencies. * Karsun was recently named a Public Sector Contender by ISG. * Karsun offered over 8200 hours of training to its team members in 2025.

Redux
Apr 14th, 2026
Karsun named Product Challenger in ISG report, ReDuX drives results.

Karsun named Product Challenger in ISG report, ReDuX drives results. HERNDON, VA - Karsun Solutions announced it has been identified as a Product Challenger for its ReDuX(R) platform in the Global Mainframe Services and Solutions - Application Modernization Software quadrant of the 2026 ISG Provider Lens(R) report. Why it matters: As enterprise organizations face a perfect storm of retiring mainframe expertise and legacy technical debt, Karsun is recognized for its ability to bridge high-end engineering with scalable, AI-driven software solutions. The big picture: The recognition highlights Karsun's flagship modernization platform, ReDuX(R). * AI-Native Transformation: ReDuX(R) uses agentic, multimodal AI for blueprinting, requirements extraction, and code conversion. * Human-in-the-Loop: The platform ensures 100% traceability and governed agentic-powered modernization, reducing the risk of migrating black box legacy systems. Go deeper: Karsun's momentum is fueled by its specialized expertise using Amazon Web Services (AWS) cloud solutions. * AWS Competency: Driven by ReDuX(R), Karsun recently earned the AWS Mainframe Modernization Competency, a designation reserved for partners who demonstrate technical proficiency and proven customer success. * Ease of Access: The ReDuX(R) platform is available for purchase directly through the AWS Marketplace, simplifying procurement for agencies and enterprises already on the cloud. The bottom line: By combining the ReDuX AI platform with its newly minted AWS competency, Karsun provides a high-throughput, low-risk path for organizations transitioning from legacy mainframes to cloud-native environments. About Karsun Solutions. Karsun Solutions is a premier enterprise modernization firm delivering modern software development, cloud, data, and AI solutions to U.S. government agencies and highly-regulated enterprises. 2x. Reduced Effort Improved Quality 4x. Reduced Time Enhanced Performance. Architects, BA's, Product Owners, Designers, Developers and Testers (C) 2024 Karsun Solutions

Karsun Solutions
Dec 15th, 2025
Karsun Solutions Wins Oklahoma Top Workplaces 2025 Award

Karsun Solutions wins Oklahoma Top Workplaces 2025 award. Culture Awards, Oklahoman, Top Workplaces Karsun Solutions, a technology company specializing in enterprise modernization, was named a 2025 Oklahoman Top Workplace. This list is based solely on employee feedback gathered through a third-party survey administered by employee engagement technology partner Energage. This is the company's fourth appearance on the list. The Top Workplaces program has a 17-year history of surveying and celebrating people-first organizations nationally, across industries and across regional markets. Its confidential survey uniquely measures the employee experience and its component themes. These include employees feeling Respected & Supported, Enabled to Grow, and Empowered to Execute. In addition to its Oklahoma Top Workplaces award, Karsun Solutions has also been named to the Washington, D.C., technology industry, and USA TODAY national Top Workplace lists. It has also received recognition as part of the Top Workplaces Cultural Excellence award program. That includes accolades for professional development, innovation, leadership and purpose & values. Karsun Solutions team members are encouraged to build their technology expertise and "Find Your Next." In fact, this year its team members were offered over 8000 hours of training on topics ranging from AI to cloud computing. Additionally, the Karsun Innovation Center gives team members further opportunities to collaborate and innovate by providing access to emerging technologies, industry experts, and validated toolkits. The latest job openings are available at KarsunCareers.com. About Karsun Solutions. Transform your career with the company transforming possible for mission driven enterprise organizations. Join the workplace where the only limit on your potential is the limit of your curiosity. Thrive in a community that empowers software development, cloud, data and AI experts. At Karsun, collaborate in a culture that allows you the freedom to explore every possibility and provides support to turn your bold ideas into reality. Expand your career potential with dynamic development resources like Karsun Academy and sponsored technical certification courses. And joining a growing enterprise means as Karsun Llc grow, so do your career opportunities. Take your career to the next level and play your part in powering new possibilities. About energage. Energage is a purpose-driven company that helps organizations turn employee feedback into useful business intelligence and credible employer recognition through Top Workplaces. Built on 18 years of culture research and the results from 27 million employees surveyed across more than 70,000 organizations, Energage delivers the most accurate competitive benchmark available. With access to a unique combination of patented analytic tools and expert guidance, Energage customers lead the competition with an engaged workforce and an opportunity to gain recognition for their people-first approach to culture. For more information or to nominate your organization, visit energage.com or topworkplaces.com.

Karsun Solutions
Jul 16th, 2025
Karsun Solutions is a 2025 Technology Industry Top Workplace

Karsun Solutions is proud to announce it is a 2025 Top Workplaces Industry winner.

Redux
Jun 13th, 2025
ReDuX Platform Selected for AI Showcase at Engage FedGov

Karsun Solutions' ReDuX AI-powered modernization platform was selected to join the AI Showcase at the upcoming Engage FedGov event on June 13 in College Park, Maryland.