Senior Software Engineer

Senior Software Engineer

Location: Annapolis Junction, MD

Clearance: TS/SCI with Polygraph

Work Type: On-site

Salary: $190,000-$198,000

We are seeking an experienced Senior Software Engineer to support the development and maintenance of large-scale, distributed web applications. The successful candidate will design, build, deploy, and sustain robust, scalable systems using modern JavaScript, Type Script, Python, cloud-native technologies, and Dev Ops automation practices.

This role focuses on software architecture, backend systems, microservices, cloud deployment, and continuous delivery. The position also offers the opportunity to support complex security-focused engineering challenges in collaboration with technical researchers, analysts, and end users.

• Develop, maintain, and enhance large-scale distributed web applications using Node.js, Type Script, JavaScript, and Python.
• Design scalable microservices and backend systems that support high-performance data processing and communication.
• Use Dev Ops automation tools and Infrastructure-as-Code practices to deploy and manage services in cloud environments.
• Build and maintain CI/CD pipelines to support secure, reliable, and repeatable software delivery.
• Collaborate with technical researchers, analysts, and end users to improve software tools and system capabilities.
• Apply software engineering best practices to complex technical and security-related projects.
• Participate in architecture discussions, design reviews, testing, deployment, and sustainment activities.
• Support application reliability, performance, scalability, and security throughout the software lifecycle.

• Bachelor's degree in Computer Science, Software Engineering, Information Systems, or a related technical discipline and eight (8) years of relevant experience; OR
• Four (4) additional years of directly related experience may be substituted for the degree requirement.

• Professional software development experience using JavaScript, Type Script, and Python.
• Experience building and maintaining enterprise-grade distributed web applications and system architectures.
• Experience developing backend services, APIs, and microservice-based applications.
• Experience with Dev Ops automation, cloud service providers such as AWS, and Infrastructure-as-Code methodologies.
• Experience creating and maintaining CI/CD pipelines.
• Knowledge of modern software engineering practices, including version control, automated testing, and Agile development workflows.
• Experience developing software in secure or restricted computing environments.
• Familiarity with network configuration concepts and controlled development environments.

• Experience or interest in software security, vulnerability analysis, reverse engineering, or secure software development.
• Knowledge of Android application architecture or mobile application security concepts.
• Experience with low-level programming using C or C++.
• Experience using debugging tools such as gdb or similar technologies.
• Familiarity with cloud-native architectures, containerization, and distributed systems.
• Experience collaborating with researchers, analysts, or specialized technical teams.

• Strong software architecture and system design skills.
• Ability to develop scalable, reliable, and maintainable software solutions.
• Strong analytical and problem-solving abilities.
• Excellent written and verbal communication skills.
• Ability to work independently and collaboratively in a multidisciplinary technical environment.
• Strong attention to detail and commitment to software quality.
• Ability to manage multiple priorities in a fast-paced environment.

This position includes a competitive and flexible benefits package, including:

• Medical
  Employer pays 100% of the monthly premium for the employee and 80% for the employee’s dependents.

• Health Savings Account (HSA)
  Save for all medical, dental, vision and prescription expenses by contributing pre‑tax money to an HSA account. Employer contributes 50% of the annual deductible (prorated to start date).

• Dental and…