Senior Cobol Developer

Senior COBOL Developer

Location: Remote U.S.



Employment Type: Full-Time



Clearance Requirement: Must be able to obtain and maintain a federal Minimum Background Investigation (MBI); active Moderate Risk MBI preferred



Work Authorization: U.S. Citizen or Legal Permanent Resident (Green Card holder for at least 3 years)



Education: Bachelor's Degree or equivalent experience



Experience: 5+ years of relevant experience

Position Summary

We are seeking an experienced Senior COBOL Developer to support the development, maintenance, testing, and modernization of enterprise applications within a federal environment. The position requires strong hands-on IBM COBOL development experience along with DB2, CICS, unit testing, production support, and technical documentation experience.

The Senior COBOL Developer will analyze existing applications and requirements, develop and modify COBOL programs, troubleshoot production issues, support testing activities, and maintain technical documentation.

Key Responsibilities

• Review and analyze application planning, design, testing, requirements, and related technical documentation.
• Analyze existing programs and identify required application and code changes.
• Create, update, unit test, and maintain IBM COBOL programs .
• Revise, repair, and enhance existing programs to improve efficiency or support new requirements.
• Refactor and reengineer COBOL code as needed.
• Perform systems analysis and programming activities supporting existing applications.
• Research and resolve issues affecting program components in production environments.
• Track requirements and develop and execute unit test cases.
• Develop and maintain functional, program, interface, operational, and technical documentation.
• Prepare workflow charts and diagrams describing application inputs, outputs, and processing logic.
• Work with technical, engineering, and management personnel to clarify requirements, identify issues, and recommend changes.
• Assist testing teams across development, system acceptance, and integration testing environments.
• Support code development, system startup and monitoring, integration and regression testing, and knowledge transfer activities.
• Support modernization efforts, where applicable, involving the transition of legacy applications toward DevOps, Agile software engineering, and object-oriented technologies.

Minimum Qualifications

• Bachelor's Degree from an accredited college or university.
  • An additional four (4) years of related work experience may substitute for the degree.
• Minimum 5 years of relevant professional experience .
• Minimum 4 years of IBM COBOL programming experience .
• Experience with DB2 and IBM DB2 utilities .
• Experience with CICS .
• Strong verbal and written communication skills.
• Demonstrated experience supporting clients.

Preferred Qualifications

• Experience supporting federal processing systems.
• Experience with:
  • SQL
  • JCL
  • Batch processing
• Active federal Moderate Risk MBI clearance is preferred.

Additional Requirements

• Must meet the requirements to obtain and maintain a Minimum Background Investigation (MBI) .
• Must be a U.S. Citizen or Legal Permanent Resident (Green Card holder for at least three years) .
• Must be federal tax compliant .
• Must meet applicable federal identity verification and security requirements for access to government systems and facilities.

ABOUT THE COMPANY

Headquartered in Leesburg, Virginia, Zenius Corporation is a HUBZone-certified small business. Zenius specializes in providing Grants Management, IT Modernization, Acquisition Management, and Financial Management services to Federal agencies. Zenius is selected by Inc 5000 as one of the fastest-growing companies in the DC Metro Area, awarded in 2025, 2024, 2021, and 2020. Zenius is also listed by Financial Times as one of the fastest-growing companies in the Americas in 2021. Zenius is an awardee of 2019 Best of Leesburg winner (Business Management Consultant category).

BENEFITS

Zenius Corporation is an employee-oriented company. Join us now and help us grow!

We offer a competitive benefits package that includes paid holidays and paid time off, medical insurance including health, vision, dental insurance, 401K matching, Flexible Spending Account and flexible schedules, as per business needs. We also work with our employees on training and professional certification plans that benefit the employee.

EQUAL OPPORTUNITY EMPLOYER:

Zenius Corporation provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state, and local laws. Zenius complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including, but not limited to, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

Zenius Corporation expressly prohibits any form of unlawful employee harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status.