Senior IT Network Engineer – Enterprise Cisco & SDWAN

The Aerospace Corporation; Chantilly (NC); On-site; USD 120,000 - 203,000; Full time

Benefits offered by this job

Health care plans

401(k) Plan

Relocation assistance

Education assistance programs

Telework options

Job summary

The Aerospace Corporation seeks an IT Network Engineer Staff IV/V to architect and implement enterprise WAN, data center networks, and security in a Cisco-dominated environment. The role covers 24 nationwide sites with primary hubs in multiple locations; onsite at Chantilly, VA.

Requires 10+ years in enterprise network ops, TS/SCI clearance, and deep expertise in Cisco SDWAN, ACI, Firepower, and firewall design. Competitive salary and strong benefits offered.

Qualifications

• Bachelor's degree in Computer Science, Information Systems, or related field AND 10+ years of professional experience in enterprise CONUS network operations.
• Active TS/SCI clearance (US citizenship required).
• Expertise in Cisco SDWAN/IWAN technology and network automation.
• Expert-level experience with Cisco ACI and Nexus Data Center switches.
• Extensive hands-on experience with firewall theory, design, and configuration.
• Deep knowledge of Cisco ASA and Firepower firewalls.
• Experience with Cisco Catalyst Center/DNA Center.
• CompTIA Security+ CE or CISSP certification (DoD 8570 requirements).
• 15+ years of experience (Staff V) with enterprise CONUS network operations.
• Experience troubleshooting KG-175F and encryption devices; proficiency with EIGRP/BGP routing.

Responsibilities

• Architect next-generation networks across WAN and data centers.
• Build scalable, high-availability data center networks using Cisco SDN technologies.
• Ensure robust security with Cisco Firepower/ASA and related devices.
• Work in our DevOps lab to test network designs.
• Coordinate with staff on implementation tasks and schedules; manage milestones.
• Engage with stakeholders to define connectivity requirements and budgets.
• Assist in Network Services department budget requests for capital/maintenance.
• Stay ahead of industry trends and emerging technologies.

Skills

Cisco SDWAN/IWAN

Network automation

Firewall design/configuration

Active TS/SCI clearance

Enterprise CONUS network ops

Cisco Firepower/ASA

Nexus Data Center switches

Catalyst/DNA Center

Security+ or CISSP

DevOps lab experience

Education

Bachelor's degree in Computer Science/Information Systems

Tools

KG-175F encryption devices

Cisco Firepower

Cisco ASA

Nexus Dashboard

ACI

MPLS/Internet WAN

Cisco Firewalls

Job description

The Aerospace Corporation seeks an IT Network Engineer Staff IV/V to architect and implement enterprise WAN, data center networks, and security in a Cisco-dominated environment. The role covers 24 nationwide sites with primary hubs in multiple locations; onsite at Chantilly, VA.

Requires 10+ years in enterprise network ops, TS/SCI clearance, and deep expertise in Cisco SDWAN, ACI, Firepower, and firewall design. Competitive salary and strong benefits offered.