Senior Network Engineer — Data Center & Spine/Leaf Expert

Quantum Sky; McLean (VA); On-site; USD 230,000 - 250,000; Full time

Benefits offered by this job

Health/Dental/Vision

401(k) match

Paid time off

Insurance

Referral bonuses

Dev reimbursement

Parental leave

Job summary

Quantum Sky in McLean, VA is seeking a Senior Network Engineer to design and implement state-of-the-art data center networks using Layer 2/3 architectures, BGP, VxLAN, Spine/Leaf fabrics, and RoCEv2. The role requires up to 20% travel for on-site work across data centers.

You will collaborate with cross-functional teams, guide junior engineers, and document network designs while staying current with industry trends. A TS/SCI clearance is required, with IAM Level II for DOD 8570 IAT.

Qualifications

• Proven experience designing and managing BGP, VxLAN, and L2/L3 DC architectures.
• Experience with redundancy protocols like MCLAG or LACP.
• Experience with Spine-Leaf data center fabrics and RoCEv2.
• Willingness to travel up to 20% domestically and internationally.
• Linux-based NOS experience preferred.
• Active TS/SCI clearance with Counterintelligence polygraph.

Responsibilities

• Design, configure, troubleshoot, and maintain Layer 2/3 data center architectures.
• Collaborate with cross-functional teams to translate requirements into network solutions.
• Provide guidance to junior team members and foster professional growth.
• Stay updated on networking trends and document designs for knowledge sharing.
• Travel up to 20% for on-site installations and maintenance.

Skills

BGP

VxLAN

L2/L3 design

MCLAG

LACP

Spine/Leaf

RoCEv2

RDMA RoCEv2

Security clearance

Job description

Quantum Sky in McLean, VA is seeking a Senior Network Engineer to design and implement state-of-the-art data center networks using Layer 2/3 architectures, BGP, VxLAN, Spine/Leaf fabrics, and RoCEv2. The role requires up to 20% travel for on-site work across data centers.

You will collaborate with cross-functional teams, guide junior engineers, and document network designs while staying current with industry trends. A TS/SCI clearance is required, with IAM Level II for DOD 8570 IAT.