Applications Developer

okgov; Oklahoma; On-site; USD 65,000 - 90,000; Full time

Benefits offered by this job

Benefits package

Job summary

The Oklahoma Employment Security Commission (OESC) seeks an Applications Developer to support and enhance its core unemployment benefits processing systems. You will design, test, and implement COBOL solutions within a BULL mainframe GCOS8 environment, with Linux tools and Cloud familiarity helping modernize workflows.

The role requires on-site presence in Oklahoma City, with standard M-F hours and an emphasis on accurate coding, documentation, and collaboration with business analysts and

Qualifications

• Knowledge of COBOL and mainframe environments.
• Experience with BULL GCOS8 and Linux command‑line tools.
• Ability to translate legislative updates into technical logic.

Responsibilities

• Design, develop, test, and implement COBOL solutions within a mainframe environment.
• Provide on‑call support and ensure continuity of critical processing systems.
• Troubleshoot, analyze, and maintain applications and databases.
• Collaborate with analysts and stakeholders to evaluate needs and deliver solutions.
• Navigate Linux file systems, scripts, and data transfers between systems.
• Maintain documentation for code and legacy processes.

Skills

Problem solving

Critical thinking

Attention to detail

Verbal communication

Tools

BULL mainframe

GCOS8

Linux

LIBER8

Job description

Applications Developer

Agency: 290 EMPLOYMENT SECURITY COMMISSION

Supervisory Organization: Employment Security Commission-Data Processing

Job Posting End Date: Refer to the date listed at the top of this posting, if available. Continuous if date is blank. Note: Applications will be accepted until 11:59 PM on the day prior to the posting end date above.

Estimated Appointment End Date: Continuous if Blank

Full/Part-Time: Full time

Job Type: Regular

Compensation: Salary commensurate with education and experience.

Job Description: If applicable, please upload a copy of your two most recent performance reviews along with your resume.

This position is based in Oklahoma City, OK. Candidates must reside in the State of Oklahoma and be willing to report to the Will Rogers Memorial Office Building in Oklahoma City.

Applicants must be U.S. Citizens and authorized to work in the U.S. for any employer at the time of application. The agency is unable to sponsor or take over sponsorship responsibilities of any kind (e.g., H-1B, OPT, STEM-OPT, or similar programs).

Job Type / Salary / Location

• Full-time
• Vacancies: Two
• Salary: Commensurate with education and experience
• Primary Working Hours: M-F; 8:00am - 5:00pm
• FLSA Status: Exempt
• Location: Oklahoma City, OK
• Supervisory: Not applicable
• Travel: Applicants must be willing and able to fulfill all job-related travel normally associated with this position. Typically, minimal travel is required.

Benefits

The State of Oklahoma offers a comprehensive Benefits Packet , including a generous benefit allowance to offset the cost of insurance premiums for employees and their eligible dependents.

Join Our Innovative Team: Shape the Future of IT at OESC!

The Oklahoma Employment Security Commission (OESC) is seeking a skilled COBOL Programmer to support and maintain the core systems responsible for processing unemployment insurance benefits. This role focuses on developing robust COBOL code within a BULL mainframe environment running GCOS8. Experience with Linux command-line tools and Google Cloud Platform are desirable.

Position Essential Functions

• Application Development : Design, develop, test, and implement COBOL solutions within the BULL/GCOS8 mainframe environment. Enhance and maintain applications, databases, JCL, files, test scenarios, and supporting documentation to meet business and operational needs.
• On-Call Support : Participate in a rotating on-call schedule and provide 24-hour support when assigned. Respond promptly to service interruptions and production issues to ensure continuity of critical processing systems.
• System Maintenance : Troubleshoot production issues, analyze existing codebases, and perform routine maintenance to ensure system stability and accurate processing.
• Requirements Analysis : Collaborate with agency personnel, business analysts, and stakeholders to evaluate business needs, gather requirements, and develop solutions.
• Cross-Platform Navigation : Utilize basic Linux command-line interfaces to navigate file systems, execute scripts, and support data transfers between Linux VMs and other state systems.
• Legislative Updates : Work with senior developers and business analysts to translate new state or federal unemployment mandates into technical logic.
• Documentation : Maintain clear, accurate technical documentation for new code and reverse-engineer undocumented legacy processes when necessary.

On-site attendance is an essential function of the position, as the role requires direct interaction with staff, clients, and on-site office resources.

These job functions, responsibilities, and activities may change at any time with or without notice.

Valued Knowledge, Skills, Competencies and Abilities

• Knowledge of -
• Writing, testing, and debugging COBOL
• BULL mainframe environment
• GCOS8
• Linux (i.e., file navigation, scripting, file permissions)
• LIBER8
• Software development life cycles
• User interfaces
• Troubleshooting and problem solutions
• Emerging technologies/ innovations
• Coding processes and security measures
• Specific agency functions and business needs
• Laws, rules, and regulations affecting the business needs of the agency

Skill and Competencies

• Problem solving, critical thinking, and attention to detail
• Written communication and application design
• Verbal communication and presentation

Ability to

• Review and analyze user requests and other information.
• Design appropriate programs and systems while adhering to deadlines.
• Work independently
• Be adaptable

Physical Demands/Work Environment

Work is typically performed in a professional setting with climate-controlled settings and exposure to noise levels determined by the office environment. While performing the duties of the job, the employee is required to talk, stand, walk, and reach with hands and arms requiring periods of sitting or standing and daily use of computer and phone. It also requires the occasional use of the office machinery in accordance with safety and security pr