COBOL Developer (Mainframe Modernization)

Ascella Technologies • Washington, DC

5d • Remote

About The Position

Help us modernize the financial infrastructure of the federal government by maintaining and evolving systems that process billions of dollars in critical payments every month. Supporting a major federal financial stakeholder, you will ensure the reliability of a massive general ledger system while directly contributing to the digital transformation of essential government services. What you will achieve Modernize Legacy Systems: You will analyze, develop, and migrate COBOL and JCL source code, bridging the gap between traditional mainframe environments and modern server-based repositories like GitLab. Ensure Financial Integrity: You will take ownership of the full development lifecycle for modules handling budgeting, accounts payable, and disbursements, ensuring accuracy for millions of stakeholders. Drive Technical Excellence: You will collaborate with a high-performing team to document complex technical solutions, resolve defects, and provide precise task estimates that keep mission-critical projects on track. Maintain Service Reliability: You will support nightly batch cycles and participate in an on-call rotation to guarantee the 24/7 stability of the federal financial pipeline.

Requirements

• US Citizenship
• Bachelor's degree from an accredited college or university
• 8+ years of related experience
• 4+ years of hands-on experience in COBOL and JCL development within an IBM z/OS environment.
• Strong command of TSO/ISPF, Db2, VSAM files, and QMF/SQL.

Nice To Haves

• Experience with CICS, CA-7, or CA-Endevor
• Familiarity with modern development tools like VS Code, Git, or GitLab
• Experience coding in REXX, SAS, or C/C#
• A broad background in information systems design and report writing

Responsibilities

• Modernize Legacy Systems: You will analyze, develop, and migrate COBOL and JCL source code, bridging the gap between traditional mainframe environments and modern server-based repositories like GitLab.
• Ensure Financial Integrity: You will take ownership of the full development lifecycle for modules handling budgeting, accounts payable, and disbursements, ensuring accuracy for millions of stakeholders.
• Drive Technical Excellence: You will collaborate with a high-performing team to document complex technical solutions, resolve defects, and provide precise task estimates that keep mission-critical projects on track.
• Maintain Service Reliability: You will support nightly batch cycles and participate in an on-call rotation to guarantee the 24/7 stability of the federal financial pipeline.

Benefits

• We offer a competitive salary and benefits package, and we are open to discussing compensation based on your qualifications and experience
• 4% contribution to 401(k), performance bonus, profit-sharing
• 16 days PTO/year, 11 holidays/year
• Medical, Dental, Vision, Life, Disability, 401(k)…and more

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level