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Senior Mainframe Developer

Company:
Halvik
Location:
Arlington, VA, 22201
Posted:
December 31, 2025
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Description:

Halvik Corp delivers a wide range of services to 13 executive agencies and 15 independent agencies. Halvik is a highly successful WOB business with more than 50 prime contracts and 500+ professionals delivering Digital Services, Advanced Analytics, Artificial Intelligence/Machine Learning, Cyber Security and Cutting-Edge Technology across the US Government. Be a part of something special!

Role Summary

This role provides critical legacy expertise to validate the accuracy of migrated functionality.

Key Responsibilities

Interpret legacy COBOL, JCL, and batch logic

Validate functional behavior of converted Java code

Assist with defect analysis involving legacy behavior

Advise teams on historical system nuances and edge cases

Clearance: Secret

Location: Remote

Degree: Bachelor's degree in Computer Science, Information Systems, Software Engineering, or related field (or equivalent experience)

Years of Experience: 12+ years in mainframe application development

Halvik offers a competitive full benefits package including:

Company-supported medical, dental, vision, life, STD, and LTD insurance

Benefits include 11 federal holidays and PTO

Eligible employees may receive performance-based incentives in recognition of individual and/or team achievements.

401(k) with company matching

Flexible Spending Accounts for commuter, medical, and dependent care expenses

Tuition Assistance

Charitable Contribution matching

Halvik Corp 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, disability or veteran status.

Halvik's pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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