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MuleSoft Developer

Job in Herndon, Fairfax County, Virginia, 22070, USA
Listing for: OneZero Solutions
Full Time, Part Time position
Listed on 2026-09-12
Job specializations:
  • Software Development
    Backend Developer, Software Engineer
Salary/Wage Range or Industry Benchmark: 120000 - 160000 USD Yearly USD 120000.00 160000.00 YEAR
Job Description & How to Apply Below

We are an employee-centric company that truly values our team members and the contributions they make to our customers and the missions they support. We pride ourselves on being forward-leaning thinkers and on building teams that are, and continue to be, technically proficient across a broad range of cyber mission areas. One Zero full-time employees receive a highly competitive benefits package, including health, dental, vision, and life insurance, a 401(k) with company matching, paid time off and holidays, an employee referral program, and educational assistance.

Additional details are available on our website:

Position Title
:
Mule Soft Developer

Location
:
Herndon, VA (3 days a week on site)

Clearance
:
Secret

One Zero Solutions is seeking an experienced Mule Soft Developer to join our team of qualified, diverse individuals. This position is in Herndon, VA. The qualified applicant will become part of Peraton's Department of State (DOS) Consular Systems Modernization (CSM) Program, for the Bureau of Diplomatic Technology (DT). This initiative is intended to modernize and consolidate the operational environment under a common technology framework to better support the services provided to CA's customers.

Roles and Responsibilities
  • Use your technical proficiency with Mule Soft to design and develop business functionalities using inbuilt CRM/CX technologies and functionalities.
  • Understand Business Requirements, perform impact analysis and assess technical challenges/feasibility in achieving required business outcome.
  • Work with stakeholders to design, develop, document, and implement solutions on the Mule Soft platform and API development standards.
  • Identify ongoing risks and pain points throughout the project, develop and implement mitigation measures.
  • Work with system architects and support team members to address security and compliance (e.g. section 508, FISMA) requirements related to the setup of Mule Soft and Salesforce platform sandbox and development environments.
Basic Qualifications
  • Bachelor's degree in Computer Science, Information Systems, CIS, BIT, Engineering, or related field and 5 (five) years' experience.
  • At least 4 years' direct experience in software development lifecycle.
  • At least 3 years of experience in development of enterprise-level Mule Soft projects throughout implementation life cycles with demonstrable success.
  • 2-4 years of hands-on experience with Mule Soft Anypoint Platform.
  • At least 3 years of experience with API life cycles in all stages.
  • Experience with designing, development and implementing workflows.
  • Experience and understanding business requirements, working with stakeholders, and implementing complex integrations.
  • Hands-on experience with implementing certificate-based security for Mule applications.
  • Experience in Agile environments and methodologies.
  • Must have an Active Secret (or higher) clearance. Interim clearances are acceptable.
  • Certified Mule Soft Developer Level I or II.
Preferred Qualifications
  • Experience developing/deploying applications written in open languages and integration with Salesforce platform.
  • Knowledge of, or previous experience designing enterprise secure services using REST based APIs including SOAP based APIs.

One Zero Solutions, LLC 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, age, pregnancy, genetic information, disability, status as a protected veteran, or any other protected category under applicable federal, state, and local laws.

To request an accommodation, please contact us at  or call .

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