Senior Network Engineer

Symmetrio is seeking multiple Senior Network Engineers to support a major enterprise network transformation initiative for our customer, a large government organization. This role centers on the implementation of Juniper MX960 routers and the transition from MC-LAG to EVPN/VXLAN fabrics. This role will involve leading high-impact cutovers and migrations in a production environment, contributing to both hands-on implementation and network architecture design across a multi-overlay fabric. This is a remote role based out of Philadelphia, offering a salary range of $110,000 to $150,000. The position is a 12-month contract with potential for extension, and quarterly travel to Philadelphia is expected. Responsibilities • Lead the planning, prioritization, and execution of enterprise-scale Juniper router migrations (MX960 platform). • Design and validate EVPN/VXLAN architectures with multiple overlays to ensure scalability, performance, and redundancy. • Collaborate closely with the customer’s Network Engineering team to achieve seamless integration with minimal disruption during migrations. • Configure, test, and deploy Junos OS across MX and EX platforms in production environments. • Provide expert-level guidance on the migration from MC-LAG to EVPN, including design validation, testing, and troubleshooting. • Develop and maintain detailed documentation for network designs, cutover strategies, and post-migration processes. • Serve as a subject matter expert for Juniper routing, EVPN/VXLAN fabrics, and advanced routing protocols. • Support after-hours cutovers and provide escalation assistance during critical events. Requirements • 7+ years of experience as a Network Engineer in enterprise or large data center environments. • 5+ years of hands-on experience with Juniper MX and EX platforms. • Strong knowledge of core routing protocols, particularly BGP and OSPF. • Proficiency with Junos OS configuration and troubleshooting in production environments. • Demonstrated experience supporting large-scale router replacement or network migration projects. • Familiarity with EVPN design, deployment, and operations. • Strong analytical, troubleshooting, and problem-solving skills. • Excellent communication and collaboration skills to work effectively with cross-functional engineering teams. Preferred Qualifications • Juniper certifications (JNCIP, JNCIE, or equivalent). • Experience with network automation and scripting (Python, Ansible, etc.). • Knowledge of security best practices in routing and switching. • Familiarity with large-scale enterprise change management and documentation processes. Benefits • Health Care Plan (Medical, Dental & Vision) • 401k Retirement Plan (4% match) • Paid Time Off (Vacation, Sick & Public Holidays) Originally posted on Himalayas