Backend Engineer

Zachary Piper

United States

7 days ago

Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Experienced

Experience required

4 years minimum

Compensation

$125,000.0 - $165,000.0

Working hours

Regular working hours

Job source

www.clearancejobs.com

Tech stack

Automation of Tests Software Quality Computer Programming Continuous Integration Linux DevOps Emulators Github Network Topologies Python (Programming Language) Network Layer Network Architecture

+22 more

Routing Performance Tuning Quick EMUlator (QEMU) Ansible Software Engineering TCP/IP Virtualization Technology Network Simulation Spring Cloud Concurrency Backend SC Clearance Pytest Containerization Kubernetes Information Technology Front End Software Development Restful APIs Terraform Cisco Docker Jenkins

Job description

Develop and maintain backend services responsible for orchestrating virtualized network nodes including routers, switches, and firewalls utilizing virtualization and container technologies.
Design, build, and maintain scalable, high-performance RESTful APIs that enable users to create, deploy, and manage network topologies programmatically.
Integrate with virtualization platforms including QEMU, Libvirt, Docker, and Kubernetes to optimize resource utilization and simulation performance.
Develop tools and services that support network automation workflows and infrastructure-as-code (IaC) testing initiatives.
Optimize system performance, scalability, reliability, and concurrency across large-scale simulated environments.
Collaborate with frontend developers, QA engineers, DevOps teams, and network architects to deliver new functionality and platform enhancements.
Troubleshoot and resolve complex backend, networking, and virtualization-related issues.
Contribute to CI/CD processes, automated testing, and software quality initiatives.

Requirements

4+ years of backend software engineering experience with strong Python and/or Go development skills.
Eligible to work in the U.S. and able to obtain and maintain an Active U.S. Government Secret Clearance.
Hands-on experience with Linux systems programming, OS internals, and virtualization technologies including QEMU, Libvirt, Docker, and Kubernetes.
Strong networking knowledge, including TCP/IP, Layer 2/Layer 3 switching, routing protocols, and network architecture.
Experience designing, developing, and supporting RESTful APIs and backend services.
Familiarity with network simulation/emulation platforms such as Cisco Modeling Labs (CML), GNS3, or EVE-NG.
Experience with network automation tools (Ansible, Terraform, Netmiko, NAPALM), CI/CD pipelines, GitHub, Jenkins, pytest, and automated testing frameworks is preferred.
Understanding of SDN and cloud-native applications
Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field

Benefits & conditions

Salary range: $125,000 - $165,000 annually depending on experience
Comprehensive benefits package including medical, dental, vision, 401(k), paid time off, and additional wellness benefits