API Developer

ManTech delivers innovative technology, consulting services, digital solutions and for our customers’ mission success. We’re 100% focused on the customer mission and since 1968 have worked across the Department of Defense, Federal Civilian, and Intelligence sectors of the United States. ManTech is committed to the professional development of our workforce in our key business areas of Digital Transformation, Full Spectrum Cyber, Mission and Enterprise IT, Data Analytics, and Software Systems Development, as well as with our financial, business, and administrative operations teams.Our Digital Transformation Consulting Division (DTD) specializes in high-end consulting that is solving the federal government’s hardest problems by delivering performance-based and outcome-driven digital transformation solutions. DTD consultants are empowered to innovate, leveraging their subject matter expertise with best-of-breed and emerging technologies to deliver innovative solutions in Financial Management, Human Capital and Mission Support across our Defense, Homeland Security, Federal Civilian, and Intel clients. DTD fosters a culture of integrity, learning and sharing, a love of problem solving and a spirit of service to our agencies we support. We invest in your professional growth and mentor you as you advance to more complex programs, helping you navigate your career path. You'll be joining a team of problem solvers — coders, data enthusiasts, technophiles, domain experts and thought leaders.ManTech is seeking a motivated, career and customer-oriented API Developer to join our team. Ideal candidate will be based San Antonio, TX, and willing to work at Randolph Air Force Base at least one day per week, with the possibility of occasional travel (less than 10%).Responsibilities:+ Analyze existing legacy application interfaces and suggest where APIs can provide improvements+ Elicit requirements for, design, develop, and test application programming interfaces (APIs) to AWS-hosted applications using Mulesoft or AWS API Gateway+ Design, develop, and test Linux scripts to automate chains of tasks executed separately and/or manually+ Analyze faulty or underperforming scripts or application behaviors by debugging/troubleshooting them and remediating them+ Integrate with other team members who are developing and maintaining data repositories (e.g., data lakes, data warehouses) and the data pipelines that feed them+ Write and update documentation for system configurations, procedures, and training materialsBasic Qualifications:+ Bachelor’s degree in computer science or any STEM field+ 8+ years of experience as a software engineer+ 2+ years of experience developing RESTful APIs with Mulesoft, AWS API Gateway, Java, Python, Linux/Shell scripts, Perl, JavaScript, or C#+ 5+ years of experience with object-oriented analysis and design techniques using Java, C#, or Python+ 1+ year of experience with software version control tools, such as GitPreferred Qualifications:+ CompTIA Security+ certification+ Experience with Salesforce+ Experience with Informatica PowerCenter+ Experience with software development planning tools, such as Jira or ServiceNow+ Experience with application, server, and tool administration+ AWS certification+ Experience as a consultant+ Experience with public sector customers+ Experience with US Air ForceSecurity Clearance Requirements:+ US citizenship with a Secret level clearance.Physical Requirements:+ Must be willing to commute to Randolph Air Force Base in San Antonio, TX, at least one day per week+ Must be able to travel (10% or less)+ Must be able to remain in a stationary position 50%+ The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations and thus must be able to exchange accurate information in these situationsAbout the Company:ManTech