Software Engineer (Senior-Level)

Penta is seeking a highly‑motivated Software Engineer to join our (Modeling and Simulation Contract

• Framework and Tools) MASC-F Objective Simulation Framework (OSF) development team. The candidate will design, develop, test, and field C++, Java (Spring Boot), and TypeScript + React software to support mission‑critical missile‑defense systems operating in cloud, on-prem, and hybrid test environments. This is a Senior-Level Development role position that requires strong technical depth, proven delivery in an Agile environment, and the ability to work directly with government stakeholders. Basic Requirements : Bachelor’s degree from an accredited college in a related discipline, with 14 years or more of professional experience; or 12 years of professional experience with a related Master’s degree; or 9 years of professional experience with a related PhD Clearance Level : Secret Support Location : On sight at Lockheed Martin in Huntsville, AL In this role, your responsibilities include: Software Development Write high‑performance, secure code in C++, Java, and Java Spring Boot Build responsive front‑ends using TypeScript + React Triage defects, produce root‑cause analysis, and drive fixes Testing & Quality Author unit tests (Google. Test, JUnit, Jest) and integration tests Participate in coding peer reviews Containerization Containerize applications with Docker Agile Development Operate in an agile team with other developers, product owners and SCRUM masters Break down features into stories, and deliver on time Lead and agile team or operate as a software Subject Matter Expert (SME) Mentorship Coach junior engineers on coding standards, Git workflows, container security, and test‑driven development Desired Skills Include: Familiar with Scaled Agile Framework Multi-core and multi-threaded programming Experience programming network connections (protocol buffers, message brokers, UDP and TCP/IP interfaces) Jira - issue tracking and agile project management, or similar tool Cloud and Container Orchestration with Helm and Terraform