Parsons is looking for an amazingly talented Senior Software Engineer to join our team! In this role you will get to design, develop, and support mission - critical Point-of-Entry system s around the world . What You'll Be Doing: Design and architect system e nhancements and expansions using model-based design principles Consider and i ncorporate reliability, availability, and maintainability concepts into system designs Plan and support execution of global system upgrades while m aximizing uptime Collaborate with program leadership to prioritize work, form a development schedule, and ensure on-time delivery of features Work within a team to d evelop software that supports Point of Entry sites worldwide Develop and optimize software development processes to maximize customer mission success Rapidly troubleshoot and correct software discrepancies to maximize system availability