Senior Mainframe Developer

Company : GovCIO
Location : Washington, DC
Posted Date : 17 October 2025
Job Type : Full Time
Category : Software Development
Occupation : Developer
Job Details
Senior Mainframe Developer
GovCIO is currently hiring for Senior Mainframe Developer to perform maintenance, remediation's, and updates to mission critical applications used to support the DCSA background investigation processes. Provide architecture, development, and cyber security support for the High Value Assets (HVAs) that make up the background investigation system. This position will be located in the Washington DC Metro area (DC / MD / VA) and will be a hybrid position, primarily remote with a periodic need for customer site visits.
Responsibilities
In this role you will support the Defense Counterintelligence Security Agency (DCSA), Background Information Systems (BIS), Case Processing and other background investigation systems. The successful candidate will support requirements elicitation, analysis, development, testing, and application level operational support for mission critical applications providing background investigation processing. The position serves as a member of the development team working both operational and maintenance (O&M) and enhancement initiatives associated with application-level development and operations support. The position requires interaction and coordination touchpoints related to infrastructure, networking, security, and other support entities. ServiceNow is the primary workflow management tool used within the environment.
Specific responsibilities will include:
- Interaction with customers and stakeholders to understand user requirements
- Use Atlassian tools including JIRA for requirements tracking
- Design solutions that efficiently and effectively meet customer's requirements
- Interaction and support with other development team personnel
- Develop software using Natural with ADABAS
- Develop and maintain software processes to transfer files using Connect Direct software
- Develop and maintain JCL for batch processing
- Develop and maintain queues and flows using IBM MQ
- Anticipates customers and project needs and proactively identifies potential solutions
Qualifications
Bachelor's with 12+ years (or commensurate experience)
Required Skills and Experience
- 15+ years of experience on large scale applications on a mainframe platform developing in both a Batch and Online environment
- Expert proficiency programming in Natural using ADABAS
- Experienced in developing using Software AG's NaturalONE Eclipse-based development environment
- 5+ years' experience working with customers on defining requirements
- Expert proficiency working with customers to define requirements
- Strong ability to design solutions across multiple systems or sub-systems
- Demonstrated experience interacting with software application program development and management personnel.
- Proficient in O365 components to include Word, Excel, etc.
- Strong written and verbal communication skills
- Clearance Required: US Citizenship and ability to hold a TS Security Clearance.
Preferred Skills and Experience
- Active Security Clearance of Top-Secret level or higher
- Strong working knowledge using IBM's Connect:Direct for file transfers
- Experience with using IBM MQ
- Familiarity with Confluence and Jira
- Working knowledge of ServiceNow
- Experience with meeting hosting via MS Teams
Company Overview
GovCIO is a team of transformers--people who are passionate about transforming government IT. Every day, we make a positive impact by delivering innovative IT services and solutions that improve how government agencies operate and serve our citizens. But we can't do it alone. We need great people to help us do great things - for our customers, our culture, and our ability to attract other great people. We are changing the face of government IT and building a workforce that fuels this mission. Are you ready to be a transformer?
What You Can Expect
Interview & Hiring Process
If you are selected to move forward through the process, here's what you can expect:
- During the Interview Process
- Virtual video interview conducted via video with the hiring manager and/or team
- Camera must be on
- A valid photo ID must be presented during each interview
- During the Hiring Process
- Enhanced Biometrics ID verification screening
- Background check, to include:
- Criminal history (past 7 years)
- Verification of your highest level of education
- Verification of your employment history (past 7 years), based on information provided in your application
Employee Perks
At GovCIO, we consistently hear that meaningful work and a collaborative team environment are two of the top reasons our employees enjoy working here. In addition, our employees have access to a range of perks and benefits to support their personal and professional well-being, beyond the standard company offered health benefits, including:
- Employee Assistance Program (EAP)
- Corporate Discounts
- Learning & Development platform, to include certification preparation content
- Training, Education and Certification Assistance*
- Referral Bonus Program
- Internal Mobility Program
- Pet Insurance
- Flexible Work Environment
*Available to full-time employees
Our employees' unique talents and contributions are the driving force behind our success in supporting our customers, which ultimately fuels the success of our company. Join us and be a part of a culture that invests in its people and prioritizes continuous enhancement of the employee experience.
We are an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, disability, or status as a protected veteran. EOE, including disability/vets.
Posted Pay Range
The posted pay range, if referenced, reflects the range expected for this position at the commencement of employment, however, base pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, education, experience, and internal equity. The total compensation package for this position may also include other compensation elements, to be discussed during the hiring process. If hired, employee will be in an "at-will position" and the GovCIO reserves the right to modify base salary (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, GovCIO or individual department/team performance, and market factors.
Posted Salary Range
USD $140,000.00 - USD $160,000.00 /Yr.
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