Senior Application Engineer
Vienna, VA
Experience: 0
Category: Information Technology
Contractor Work Model: Remote
Brand: System One
Job ID: 376160
Date Posted: 06/29/2026
Shortcut: http://jobs.systemone.com/R4NfVx
Job Title: Senior Application Engineer
Location: Remote
Pay Rate: Open to Both C2C and W2 options
Position Type: Multiyear Contract
Description
Design, develop, and optimize software applications that bridge technical teams and end-users, addressing business needs through innovative solutions and enhancing member or internal user experiences. Leverage the full software development lifecycle, including design, coding, testing, and deployment on an Agile Release Train, to ensure efficient system improvements. Work under minimal supervision and use complete understanding of business needs and objectives to support projects that have impact on the achievement of operational goals. Advanced skill set and proficiency with procedures and techniques.
Responsibilities
• Research and analysis of the existing CACS application and the known, documented interfaces
• Identification of required changes needed for integration with downstream applications
• Architecture and design documentation for the proposed processing
• Engineering the technical solution, migration to the Integration environment for quality testing, and resolution of identified bugs
• Debt Sale execution and validation with the possibility for some engineering work.
• Design, develop, and optimize high-quality software applications using various, advanced programming languages and frameworks that meet business requirements
• Collaborate with engineers, stakeholders, and team members to gather and analyze requirements and translate them into technical specifications, propose innovative solutions, and ensure timely task completion
• Write advanced, clean, scalable, and maintainable code that adheres to industry best practices and organizational coding standards
• Implement data structures and algorithms efficiently, optimizing code for performance, scalability, and user experience
• Identify, troubleshoot, and resolve advanced application functionality, performance, and bugs, ensuring quality and system improvements
• Conduct advanced and team code reviews, provide constructive feedback, and learn from colleagues' expertise to maintain a high-quality codebase
• Lead small projects and initiatives, while building strong working relationships with stakeholders, team members and subject matter experts, driving collective success and continuous improvement
• Contribute to generating and adhering to application and software development engineering policies, standards, and procedures
• Continuously learn from individual and team experiences, fostering growth and improvement through collaboration and continuous feedback
Qualifications
• Bachelors Degree in Computer Science, Information Systems, a related field or the equivalent combination of education, training or experience
• 10+ years of experience in application or software development engineering
• Prefer knowledge and understanding of Collections business processes
• Advanced proficiency in software development principles, the SAFe/Agile methodology, and version control systems
• Expertise in mainframe programming languages and development tools such as JCL, COBOL, DB2 and IBM mainframe utilities (Syncsort, DFSort, ICETOOL) on z/OS. Client leverages Changeman ZMF for change management and ESP for job scheduling
• Deep understanding of database structures, web technologies, and technical applications, capable of designing and implementing scalable solutions
• Strong problem-solving, analytical, and troubleshooting skills, with the ability to address complex technical issues efficiently
• Advanced written and verbal communication skills for articulating technical concepts to both technical and non-technical stakeholders
• Experience in software testing, quality assurance, and optimizing code for performance, scalability, and maintainability
• Advanced knowledge of customer support tools, ticketing systems, and knowledge base platforms for effective resolution of technical issues
• Expertise in data structures, algorithms, and applying them for optimal application performance and scalability
• Ability to lead projects, mentor team members, and contribute to the development of engineering policies, standards, and procedures
Ref: #851-Rockville-S1
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