Junior Technical Writer

Coreone; McLean (VA); On-site; USD 55,000 - 75,000; Full time

Job summary

Coreone is looking for a Junior Technical Writer to develop high-quality technical documentation. This role involves supporting compliance and documentation across a complex technology ecosystem. Candidates must have an active TS/SCI with Polygraph and a Bachelor's degree in a related field.

Responsibilities include managing compliance artifacts, collaborating with development teams, and mentoring junior writers. Coreone values creativity and precision in all documentation efforts, making this a pivotal role in our mission.

Qualifications

• 1+ years of technical writing experience in IT or cybersecurity environments.
• Proven ability to document complex systems and architectures.

Responsibilities

• Support the development and maintain compliance artifacts.
• Collaborate with Back-End Developers to ensure accurate API contracts.
• Mentor junior writers and promote documentation quality.

Skills

Technical documentation

Compliance artifacts

API documentation

Collaboration

Structured authoring

Education

Bachelor's degree or higher in Technical Writing, English, IT or related field

Tools

Confluence

SharePoint

Markdown

DITA

Swagger / OpenAPI

Git

Job description

Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achieve our mission, Core One values people first! We are committed to recruiting, nurturing, and retaining top talent! We offer a competitive total compensation package that sets us apart from our competition. Core One is a team-oriented, dynamic, and growing company that values exceptional performance!

Clearance Required: Active TS/SCI with Polygraph

Summary

We are seeking a Junior Technical Writer to develop, manage, and govern high-quality technical documentation across a complex, enterprise technology ecosystem. This role supports front-end, back-end, database, and security teams, ensuring all deliverables meet federal compliance (FedRAMP / RMF), audit readiness, and operational excellence standards.

The ideal candidate brings expertise in technical documentation, structured authoring, compliance artifacts (SSP, POA&M), and engineering documentation frameworks, with the ability to translate complex technical concepts into clear, actionable content for diverse stakeholders.

Key Responsibilities

• Support the development and maintain compliance artifacts: System Security Plans, Security Assessment Reports, and Plan of Action & Milestones
• Support alignment with NIST SP 800-53 / RMF (800-37), FedRAMP Moderate/High baselines, and ICD 503
• Support ATO lifecycle documentation and audit readiness
• Support and ensure the production of high-quality developer-facing materials: API references, Integration guides, and SDK documentation
• Collaborate with Back-End Developers to ensure accurate and up-to-date API contracts
• Document Data dictionaries and metadata, Database schemas and relationships, and Data governance policies
• Work with Database Engineers to ensure data lineage, classification, and handling requirements are clearly documented
• Develop and maintain Standard Operating Procedures, change Enablement documentation and incident response runbooks in collaboration with respective Team SME's
• Align documentation with ITIL processes in coordination with Team SME's
• Establish and enforce documentation standards and templates, version control and document lifecycle management and implement structured authoring and reuse strategies
• Serve as the central documentation liaison across Engineering teams, Security and compliance teams and Product and program leadership
• Utilize documentation tools and platforms: Confluence, SharePoint, Git-based documentation (Markdown) and API tools (Swagger/OpenAPI)
• Support automation of documentation workflows within CI/CD pipelines
• Support the preparation and manage documentation for FedRAMP audits and 3PAO assessments and Internal compliance reviews
• Ensure and support documentations are complete, accurate, and traceable and aligned with system configurations and controls
• Mentor junior writers or contributors, promote a culture of documentation as a critical engineering discipline
• Continuously improve documentation quality and usability

Qualifications

• Active TS/SCI with Polygraph
• Bachelor's degree or higher in Technical Writing, English, IT or related field
• 1+ years of technical writing experience in IT or cybersecurity environments
• Proven ability to document Complex systems and architectures (APIs, data model, etc.)
• Tools & Technologies: Confluence, SharePoint, Markdown, DITA, Swagger / OpenAPI, Git, Visio, Lucidchart, Jira, Azure DevOps

Desired Qualifications

• Familiarity with FedRAMP, NIST RMF, ICD 503
• Familiarity with DevSecOps environments
• Knowledge of structured authoring frameworks (DITA)

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