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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 hybrid position based out of Philadelphia, salary is in the 110-150k range. This is a 12 month contract with the possibility of extension.
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)
Philadelphia, PA, USA
$110,000-150,000/year
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