Software Engineer, Level III

Clear Creek Federal is part of the Seneca Nation Group (SNG) portfolio of companies. SNG is Seneca Holdings' federal government contracting business that meets mission-critical needs of federal civilian, defense, and intelligence community customers. Our portfolio comprises multiple subsidiaries that participate in the Small Business Administration 8(a) program. To learn more about SNG, visitthe website and follow us onLinkedIn.Our team of talented individuals is what makes us successful. To support our team, we provide a balanced mix of benefits and programs.Your total rewards package includes competitive pay, benefits, and perks, flexible work-life balance, professional development opportunities, and performance and recognition programs. We offer a comprehensive benefits package that includes medical, dental, vision, life, and disability, voluntary benefit programs (critical illness, hospital, and accident), health savings and flexible spending accounts, and retirement 401K plan. One of our fundamental principles is to offer competitive health and welfare benefits to our team members, providing coverage and care for you and your family. Full-time employees working at least 30 hours a week on a regular basis are eligible to participate in our benefits and paid leave programs. We pride ourselves on our collaborative work environment and culture, which embraces our mission of providing financial and non-financial benefits back to the members of the Seneca Nation.About the ProgramThe U.S. Army Communications-Electronics Command (CECOM) Software Engineering Center, Intelligence Electromagnetic Warfare and Sensors (IEW&S) Directorate, operates the Army Reprogramming Analysis Team (ARAT) at Aberdeen Proving Ground. ARAT builds, tests, and distributes mission software for fielded electromagnetic warfare systems, including the AN/APR-39 radar warning receiver family, the AN/APR-48A/B Modernized Radar Frequency Interferometer, the Aircraft Gateway Processor on the AH-64, and the AN/VLQ-12 CREW Duke. ARAT targets its mission software products to 14 geographic areas of responsibility across six combatant commands.The ARAT Innovation Initiatives effort modernizes that infrastructure: browser-based threat modeling in the Signal Modeling Framework, automated RF hardware-in-the-loop testing through the Unified Test Automation Suite and software-defined radios, an automated Air/Terrestrial Testbed, test data warehousing, automated mission data product generation, and the ASPEN software distribution portal across NIPR, SIPR, and JWICS. Work is executed in Agile sprints with DevSecOps practices in a Government-approved GitLab environment.Position SummaryThe Level III Software Engineer sets technical direction for assigned ARAT product baselines and leads integration of software into the classified APG laboratory where test software executes on a Windows Army Gold Master build. The role resolves cross-baseline architectural issues across SMF, UTAS, and ASPEN and ensures the contractor development environment stays compatible with the ARAT APG lab environment. It reviews the work of junior engineers and is accountable for the technical quality of delivered installation packages. The role also owns user-interface architecture across the SMF, TestNet, and ASPEN products, establishing the shared component library, interaction patterns, and accessibility standard the three browser-based interfaces inherit. The role is the contractor's senior technical authority across the entire delivery chain. It owns the secure delivery pipeline into the classified ARAT APG laboratory, leads ARAT-ICS coordination for the information assurance approval that gates every delivery under 4.2.7.2, and sets the STIG compliance and pipeline security standard the development teams inherit. It owns the architecture of the ARAT test data baseline and sets the analytics and model validation strategy for ASPEN. It also sets the cloud and network security architectu