Software Engineer III — Mission-Critical Systems

Momentum Engineering, Inc. fosters an employee-centric culture. Our strength lies in our people. With a high percentage of employees holding advanced degrees in engineering, computer science, and related disciplines, we bring deep technical expertise to every mission. Our team includes professionals with security clearances and full-scope polygraphs, ensuring trusted, secure support for the most sensitive national security initiatives. Additionally, our workforce is equipped with industry-leading certifications, demonstrating a commitment to continuous learning and excellence. Most importantly, our exceptional employee retention rate reflects a culture of professional growth, mission focus, and dedication—ensuring long-term stability and expertise for our customers’ critical needs. Job Summary Seeking a skilled Software Engineer to design, develop, test, and maintain software applications supporting mission-critical systems The i will work within a collaborative team environment to deliver secure, scalable, and high-performance solutions aligned with customer requirements. Primary Responsibilities Analyze user and system requirements to design and develop software solutions Develop, enhance, and maintain complex software applications Implement algorithms to meet performance and functional standards Participate in system architecture and design discussions Develop APIs, backend services, and user interfaces as required Write clean, maintainable, and well-documented code Conduct unit, integration, and system testing Troubleshoot and resolve software defects and performance issues Support deployment, configuration management, and release activities Contribute to technical documentation and user guides Participate in Agile ceremonies (sprint planning, stand-ups, retrospectives) Required Qualifications Must have active Top Secret/SCI clearance with NSA Full Scope Polygraph Experience using the Linux command line interface Experience developing microservices using Java and Spring Experience with containerization technologies including Docker and containerd Experience with container orchestration technologies such as Kubernetes Experience using system monitoring tools including Grafana and Prometheus Experience using Git for version control Desired Qualifications Experience with continuous integration and continuous delivery principles and tools such as GitLab CI and ArgoCD Experience with OpenSearch or Elasticsearch for data indexing and retrieval Experience with NiFi for dataflow management and ingestion Experience with the Amazon HCI platform Strong debugging, documentation, and communication skills Ability to operate effectively in an Agile development environment and on a multi-disciplinary team Exempt hourly position. 11 paid holidays, minimum of 3 weeks PTO, company sponsored group medical plan, company paid dental, vision, life insurance, and STD/LTD plans. Salary is dependent upon the candidate’s experience and qualifications. The Pay Range For This Role Is 175,000 - 235,000 USD per year(NBP) #J-18808-Ljbffr Momentum Engineering, Inc.