Senior Mainframe Developer – COBOL, Naturals, DB2
State of Washington
Posted: January 15, 2026 (0 days ago)
This job was posted recently. Fresh listings typically have less competition.
Defense Finance and Accounting Service
Department of Defense
Location
Indianapolis, Indiana
Salary
$90,341 - $121,502
per year
Type
Full Time
More IT & Technology jobs →Closes
Base salary range: $62,107 - $80,737
Typical requirements: 1 year specialized experience at GS-10. Ph.D. or equivalent doctoral degree, or 3 years graduate study.
Note: Actual salary includes locality pay (15-40%+ depending on location).
This job involves developing and maintaining software for a key financial accounting system used by the Department of Defense, focusing on coding, testing, and improving applications to meet military needs.
A good fit would be someone with hands-on experience in programming older systems, who pays close attention to details and enjoys solving technical problems while working with teams.
It's an IT specialist role at a government agency in Indianapolis, ideal for those comfortable with structured environments and occasional on-site work.
Who may apply: United States Citizens This position is located in: IT DIR OFFICE, ACCOUNTING SYSTEMS, MOCAS SYSTEM, MOCAS PROGRAMMING BRANCH, ZTCEB The duty station of these positions will be assigned at the time of a job offer, and pay will be set in accordance with the duty station.
Any on-site requirements will be determined by the duty station assigned upon selection.
**If selected, the job title of this position will be IT SPECIALIST (APPSW)** Resumes for federal government positions need more detailed work descriptions and accomplishments than a typical private sector resume.
Please be sure to clearly describe the full scope of your work experiences in your resume.
Basic Requirement: Applicants must have IT-related experience demonstrating the following competencies appropriate to, or above, the level of this position.
Your resume and work experience should clearly support your ability to meet these competencies and will be evaluated as part of the entire application process.
Attention to Detail - Is thorough when performing work and conscientious about attending to detail.
Customer Service - Works with clients and customers (that is, any individuals who use or receive the services or products that your work unit produces, including the general public, individuals who work in the agency, other agencies, or organizations outside the Government) to assess their needs, provide information or assistance, resolve their problems, or satisfy their expectations; knows about available products and services; is committed to providing quality products and services.
Oral Communication - Expresses information (for example, ideas or facts) to individuals or groups effectively, taking into account the audience and nature of the information (for example, technical, sensitive, controversial); makes clear and convincing oral presentations; listens to others, attends to nonverbal cues, and responds appropriately.
Problem Solving - Identifies problems; determines accuracy and relevance of information; uses sound judgment to generate and evaluate alternatives, and to make recommendations.
In addition to the Basic Competency Requirements listed above, one year of specialized experience equivalent in level of difficulty and responsibility to that of the next lower grade GS-11 in the federal service, which demonstrates the ability to perform the duties of the position, is required.
Specialized experience is defined as using COBOL to code, develop, test, and configure software and/or applications.
Volunteer Experience: Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual, community, student, social).
Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates to paid employment.
You will receive credit for all qualifying experience, including volunteer experience.
You may qualify for consideration if meeting time-in grade, specialized experience, education requirement, 90 days after competitive appointment requirement, and all other qualification requirements within 30 calendar days after the closing date of the announcement, unless otherwise indicated on the announcement.
We may use this announcement to fill additional vacancies within 90 days of the closing date.
Telework availability is limited and will only be provided on a rare case-by-case basis during situations where Agency Leadership has determined that telework serves a compelling DoD need.
Major Duties:
Check your resume before applying to catch common mistakes