Remote Mainframe Developer Jobs in Frederick, MD

Position Title: Mainframe DBA/COBOL Programmer
Location: Remote
Employment Type: Full-Time, Exempt
Salary Range: $86,000 - $97,000
Citizenship Requirement: U.S. Citizenship required

Position Overview

Corinth is seeking an individual with experience in both Mainframe DBA and COBOL Programmer for this hybrid role to support our Department of Defense client.

Required Qualifications

•       Must be US Citizen.

•       Must currently hold, or have held within the past 2 years, an active DoD Common Access Card (CAC); equivalent PIV credentials from other federal agencies are accepted provided they are backed by a final, favorably adjudicated Tier 3 (or higher) investigation.

•       Must meet DoD 8570 IAT Level II certification requirements (CCNA-Security, GSEC, Security+ CE, SSCP, CASP CE, CISA, CISSP (or Associate), GCED, GCIH).

•       Associate degree or higher.

•       10+ years experience in mainframe database administration, COBOL programming, or a combination of both.

•       Proficiency in COBOL, JCL, and Assembler programming languages for mainframe application development and sustainment.

•       Experience with mainframe database administration, including database structure maintenance, performance monitoring, and data integrity validation.

•       Strong working knowledge of JCL, Flat-Files, CopyLibs, and hierarchical database models.

•       Experience maintaining and enhancing mainframe applications using ISPF, CICS, and related mainframe utilities.

•       Demonstrated ability to manage competing priorities and shift effectively between technical disciplines.

•       Experience providing end-to-end SDLC support in a mainframe sustainment environment.

•       Strong technical writing skills with a demonstrated ability to produce audit-ready documentation.

•       Strong problem-solving skills with the ability to work across database and programming functions within a multi-disciplinary federal program team.

Preferred Qualifications

•       Experience with SUPRA, the hierarchical database system used in mainframe financial management environments.

•       Experience supporting both COBOL programming and database administration activities concurrently on the same program.

•       Familiarity with DoD financial management or contract administration systems in a mainframe environment.

Key Responsibilities

•       Perform mainframe database administration functions including database structure maintenance, performance monitoring, and data integrity validation, approximately 50% of time.

•       Develop, test, and implement COBOL code changes using MANTIS, COBOL, JCL, and Assembler across mainframe environments, approximately 50% of time.

•       Maintain and enhance mainframe applications leveraging ISPF, CICS, JCL, Flat-Files, CopyLibs, and hierarchical database models.

•       Participate in requirements analysis, design, development, and testing activities with other technical teams throughout the SDLC.

•       Provide full SDLC support for assigned sustainment projects, delivering source code, unit certifications, move sheets, and peer review documentation.

•       Compile and maintain comprehensive documentation, reports, and artifacts for database changes, code changes, testing activities, and audits.

•       Work with experienced team members to perform root cause analysis and participate in peer code reviews.

•       Support system testing and resolve issues documented in Test Discrepancy Reports (TDRs) during SIT and SAT cycles.

What Winning Looks Like

•       Successfully managing responsibilities across both database administration and COBOL programming without degradation in delivery quality or timeliness on either function.

•       Maintaining database integrity and performance while contributing to the active software development portfolio.

•       Delivering quality software products and database changes that meet cost, schedule, and performance requirements in alignment with project milestones.

•       Producing thorough, accurate, and timely documentation enabling efficient maintenance and audit readiness across both functions.

•       Actively collaborating with teammates and stakeholders to ensure requirements are met and solutions are effective.

•       Supporting the client’s mission by ensuring mainframe applications and underlying database structures remain secure, compliant, and operational.

Why Join Us

•       Support high-impact federal missions where your expertise directly affects outcomes

•       Work autonomously as a trusted expert

•       Collaborate with mission-focused professionals in a dynamic environment

Benefits Overview

Corinth offers a comprehensive benefits package to support employees’ health, wellbeing, and financial security. Benefits for eligible employees include multiple medical plan options, dental and vision coverage, health savings and flexible spending accounts, employer-sponsored life and disability insurance, and access to wellness and health advocacy resources. Employees are also eligible to participate in a 401(k) retirement savings plan with company match and immediate vesting. Paid time off benefits include paid holidays, paid time off (PTO), sick leave, paid volunteer time, parental leave, and other leave programs. All employees have access to an Employee Assistance Program (EAP) offering confidential counseling and support services. Professional development and training opportunities are also provided.

Corinth is an Equal Opportunity Employer.
We are committed to a workplace free from discrimination and harassment in accordance with all applicable laws.