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ClosedPosted 851 days ago

Principal Solutions Architect

castaliasystems28 open roles

Where
Dulles, VA, US

This posting closed on 2026-10-24. 28 other castaliasystems postings are live.

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The clock on this job

Early applications get read.

12.1% of postings close within 7 days. Measured by our own scanner across the market. castaliasystems postings stay open a median of 2 days.

Share of postings closed within
  1. 2.1%1 day
  2. 4.5%3 days
  3. 12.1%7 days
  4. 19.1%14 days
  5. 35.6%30 days
  6. 52.7%60 days
This job: posted 851 days ago

castaliasystems median: 2 days open

The posting

Job Type: Full-Time

Clearance: Secret with the ability to obtain a TS/SCI and DHS Suitability.

Must be a U.S. Citizen

Benefits: Medical, dental, and vision coverage, 401k matching, generous PTO, paid holidays, professional training opportunities, and even pet insurance to ensure your furry friends are cared for too.

Job Summary

Castalia Systems is seeking a Principal Solutions Architect in the Dulles, VA area.

Our team is supporting a U.S. Government customer on a large mission-critical development and sustainment program to design, build, deliver, and operate a network operations environment; including introducing new cyber capabilities to address emerging threats. Castalia is seeking a Principal Solutions Architect to support the design, development, and deployment of advanced cybersecurity capabilities.

Roles and Responsibilities

A qualified candidate will perform the following duties and responsibilities, but are not limited to:

  • Implementing SAFe Agile best practices and the intersection of SAFe practices with data management and governance.
  • Applying leading-edge principles, theories, and concepts, and contributes to the development of new principles and concepts.
  • Working on unusually complex problems and providing highly innovative solutions.
  • Operating with substantial latitude for unreviewed action or decision, and mentoring or supervising employees in both firm and technical competencies.
  • Working with product and engineering teams to understand the tradeoffs of potential solutions and how they fit into product roadmaps.
  • Planning, developing, and implementing large-scale projects from conception to completion.
  • Developing and architecting the lifecycle of projects working on different technologies and platforms.
  • Translating business requirements/objectives into technical applications and solutions.
  • Exercising creative, innovative, and critical thinking to troubleshoot systems and advance project initiatives.
  • Delivering innovative, flexible, integrated solutions to meet customers changing business needs/requirements.
  • Providing consultation to product/engineering teams and stakeholders on business processes and existing system functionality that ensures technical and business aspects of solutions are aligned to the proposed value.
  • Utilizing industry best practices for root cause analysis of Enterprise architecture, design, or configuration failures related to cybersecurity.

Required Education:

  • Bachelor’s degree in Software Engineering, Computer Science or a related discipline is required. [Twelve (12) years of experience (for a total of twenty-two (22) or more years) may be substituted for a degree.]
  • Advanced degree (Master’s) is desired.

Required Qualifications:

  • 10+ years of directly relevant software development experience.
  • 6+ years’ experience with Agile software development programs.
  • Demonstrated experience with Lean-Agile principles, metrics, and technology and/or experience with Scaled Agile Framework (SAFe), Lean Thinking, Lean Six Sigma.
  • Ability to understand complex data models.
  • Strong background in AWS, database, networking, and software development solutions.
  • Strong background in multi-tiered architecture using Microservices.
  • Strong background in developing Identity and Access Management (IAM) solutions.
  • Strong ability to be creative, ability to be innovative, and possess advanced decision-making skills.
  • Strong knowledge of technology trends and champions new ideas and product and process improvements.
  • Experience with multiple Agile tools, including JIRA and Confluence.

Desired Qualifications:

  • Experience developing, delivering, upgrading, and maintaining a web-based operational system that provides a real-time malware analysis capability.
  • Experience with Scaled Agile Framework (SAFe) or similar framework
  • Experience with DevOps, DevSecOps, Continuous Integration / Continuous Deployment (CI/CD) concepts
  • Experience with CI/CD tools such as Git, Jenkins, Cloudbees, etc.
  • Containerized applications/microservices architectures
  • Knowledge of AWS and/or Azure cloud architectures and implementations
  • Technical understanding of cybersecurity attack techniques
  • Experience working on projects that implement systems into production.
  • Experience in developing malware analysis systems
  • Developing metrics to measure system performance using Grafana

Desired Certifications:

  • Agile software development methodology certification (e.g. SCRUM Master) is highly desired.
  • AWS Associate Architect certification.

Physical Requirements/ Work Environment

  • Typical office environment.

Travel

  • Not required.

Company Description

Castalia Systems is a proven business partner providing mission-critical solutions to the Federal Government. We provide cutting-edge solutions from Securing and Managing Data to Systems Engineering and Development. Castalia Systems is a pioneer in Artificial Intelligence Design and Application.

With our vast knowledge of our customers needs and relevant technology, our team is able to bring successful solutions to every mission. We are one-upping our competitors by providing premium IT solutions and platforms with a cutting-edge technology so it’s so evident when you compare us with anyone.

Disclaimer

Castalia Systems is an equal employment opportunity and affirmative action employer and strives to comply with all applicable laws prohibiting discrimination based on race, color, creed, sex, sexual orientation, age, national origin, or ancestry, physical or mental disability, veteran status, marital status, HIV-positive status, as well as any other category protected by federal, state, or local laws. All such discrimination is unlawful, and all persons involved in the operations of the company are prohibited from engaging in this type of conduct.

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