Senior Network Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Network Engineer based in the United States.

We are seeking an experienced Senior Network Engineer to support a major enterprise network transformation initiative for a large government organization. In this role, you will lead complex network migrations involving Juniper MX960 routers and the transition from MC-LAG to EVPN/VXLAN architectures. You will combine hands-on implementation with network architecture design to deliver scalable, resilient, and high-performing infrastructure. Working closely with network engineering teams, you will oversee critical production cutovers while minimizing service disruptions. This remote, 12-month contract offers the opportunity to contribute to a large-scale transformation project, with potential for extension. Quarterly travel to Philadelphia and occasional after-hours support are expected.

Accountabilities:
-

As a Senior Network Engineer, you will lead enterprise network migration activities, validate advanced routing architectures, and ensure reliable implementation across production environments.

-

Plan, prioritize, and execute enterprise-scale migrations involving Juniper MX960 routers.

-

Design, validate, and implement EVPN/VXLAN architectures with multiple overlays to support scalability, performance, and redundancy.

-

Collaborate with network engineering teams to ensure seamless integration and minimize disruption during migrations.

-

Configure, test, deploy, and troubleshoot Junos OS across Juniper MX and EX platforms in production environments.

-

Lead the transition from MC-LAG to EVPN, providing technical guidance on architecture, validation, testing, and troubleshooting.

-

Develop and maintain detailed documentation covering network designs, migration plans, cutover strategies, and post-migration procedures.

-

Serve as a subject matter expert in Juniper routing technologies, EVPN/VXLAN fabrics, and advanced routing protocols.

-

Support after-hours cutovers and provide escalation assistance during critical network events.

Requirements:

The ideal candidate will bring extensive enterprise networking experience, strong expertise in Juniper technologies, and a proven ability to manage complex migrations in large-scale production environments.

-

At least 7 years of experience as a Network Engineer in enterprise or large data center environments.

-

At least 5 years of hands-on experience with Juniper MX and EX platforms.

-

Strong knowledge of core routing protocols, particularly BGP and OSPF.

-

Proficiency in configuring and troubleshooting Junos OS in production environments.

-

Demonstrated experience with large-scale router replacement and network migration projects.

-

Familiarity with EVPN architecture, deployment, and operational practices.

-

Strong analytical, troubleshooting, and problem-solving skills.

-

Excellent communication and collaboration skills for working with cross-functional engineering teams.

Preferred Qualifications:

-

Juniper certifications such as JNCIP, JNCIE, or equivalent.

-

Experience with network automation and scripting tools, including Python and Ansible.

-

Knowledge of security best practices for routing and switching.

-

Familiarity with enterprise change management and technical documentation processes.

Benefits:

-

Annual salary range of $110,000–$150,000.

-

Remote work arrangement based in the Philadelphia area.

-

12-month contract with potential for extension.

-

Medical, dental, and vision coverage.

-

401(k) retirement plan with a 4% employer match.

-

Paid time off, including vacation, sick leave, and public holidays.

-

Opportunity to contribute to a major enterprise network transformation initiative.

-

Quarterly travel to Philadelphia, with occasional after-hours support required.