L3 Network Operations Engineer

Morgan Stanley • Alpharetta, GA

12d

About The Position

Morgan Stanley is seeking a Network Subject Matter Expert to design, implement, and maintain large, secure network infrastructures across Campus, Branch, Data Center, and WAN environments, for production and non-production use. The position focuses on network stability, reliability, security, and performance in complex, high-security environments. The role is based in Alpharetta, Georgia, and requires weekend support for change implementations.

The engineer will work with business and technical teams to explain risks and implement network designs, develop secure and stable implementation plans, support network devices throughout their lifecycle, and automate repetitive network tasks. The role is described as a Lead Infrastructure Production Management & Reliability Engineering position at the Director level.

Requirements

• At least 8 years of networking experience, ideally in financial services, technology vendors, or systems integrators.
• Hands-on experience across Campus, Branch, Data Center, and WAN networks.
• Expertise with Ethernet technologies including STP, 802.1x, VPC, Multilayer Switching, and Leaf-Spine IP Fabric.
• Deep knowledge of IP routing protocols including RIP, OSPF, BGP, MPBGP, and TCP/IP, as well as multicast technologies including PIM, IGMP, and MSDP.
• Hands-on experience with Cisco ASR, Nexus, and Catalyst, and Arista switches, along with Cisco IOS, IOS-XE, NX-OS, IOS-XR, and Arista EOS.
• Strong background in network security concepts, multi-tier security architectures, and best practices for segmenting production and non-production networks.
• Experience with network tools such as Wireshark, Infoblox, HPNA, Splunk, and SevOne.
• Familiarity with project and task management tools such as JIRA, especially Agile and Kanban methods.
• Strong scripting skills and ability to independently develop solutions for repetitive network tasks.
• Clear communication and excellent presentation skills.
• Ability to work as a team member and independently on large-scale projects.
• Flexibility, reliability, dedication to results, and ownership and accountability for work.

Nice To Haves

• Experience using simple LLM-based tools to analyze networks.
• UNIX or Linux skills.
• CCIE or similar certifications.
• Knowledge of wireless infrastructure, SDN, SD-WAN, DMVPN, and public cloud.
• Strong grasp of security concepts such as defense in depth, zero trust, least privilege, and risk controls.
• Experience on enterprise-level initiatives with senior stakeholders across multiple regions and cultures.
• Experience with optical equipment such as Adva or Ciena.
• Experience with timing infrastructure such as Spectracom or Meinberg.

Responsibilities

• Design, implement, and maintain large, secure network infrastructures across Campus, Branch, Data Center, and WAN environments for production and non-production.
• Lead efforts to separate and secure networks to support security and business operations.
• Work with business and technical teams to explain risks and implement network designs.
• Develop and execute network implementation plans with security and stability in mind.
• Support network devices throughout their lifecycle, from deployment and ongoing support through decommissioning.
• Build automation for repetitive network tasks using tools such as Python, Ansible, and Terraform.
• Provide weekend support for change implementations.

Benefits

• Comprehensive employee benefits and perks.
• Potential commission earnings, incentive compensation, discretionary bonuses, and other short- and long-term incentive packages, depending on the position.
• Opportunity to move within the business.

What This Job Offers

• Job Type: Full-time
• Career Level: Director
• Education Level: No Education Listed