Cisco SD-WAN Engineer

Leidos LLC; Fort Meade (MD); On-site; USD 116,000 - 210,000; Full time

Job summary

Leidos seeks a Cisco SD-WAN Engineer to design, deploy, and maintain SD-WAN solutions across DEV/TEST and Production environments. You will serve as a SME, coordinating with customers and vendors to ensure secure, scalable WAN performance.

Required are a Top Secret/SCI clearance, Security+ CE, DoD 8570 IAT II, and 12+ years of related experience; Cisco SD-WAN expertise and strong routing (BGP/OSPF/EIGRP) skills are essential. On-site work at Fort Meade, MD with some remote support.

Qualifications

• Bachelor's degree and 12+ years of related experience; Master with 10+ years may be considered.
• Experience remotely configuring networking or transport devices.
• Strong Cisco SD-WAN experience (Catalyst SD-WAN/Viptela or Meraki).
• Expertise in routing protocols (BGP, OSPF, EIGRP) and WAN tech.
• Active Top Secret clearance with SCI eligibility.
• DoD 8570 certification at IAT level II (Security+CE).
• Proficiency with Cisco IOS-XE, vManage, and network automation tools.
• Basic Linux administration/CLI experience.

Responsibilities

• Design, configure, deploy and manage Cisco SD-WAN solutions.
• Coordinate deployments with DRSN engineers and site personnel.
• Evaluate network requirements and provide technical recommendations.
• Implement SD-WAN overlay/underlay networking (BGP/OSPF/IPSec).
• Maintain vManage/vSmart/vBond and Edge routers.
• Configure QoS, security policies, and segmentation.
• Assist IA personnel with security/compliance needs.
• Install, test and validate components remotely and on-site.
• Monitor performance, troubleshoot SD-WAN issues and optimize WAN.
• Document architecture, configurations and best practices.
• Support deployments, upgrades and migrations.

Skills

Cisco SD-WAN

BGP/OSPF

VPN/IPSec

Linux CLI

Top Secret clearance

Education

Bachelor's degree

Master's degree

Tools

vManage/vSmart/vBond

Cisco IOS-XE

SolarWinds

JNCIA/JNCIP

Job description

We have an IMMEDIATE NEED for a Cisco SD-WAN Engineer to provide technical support for the design, deployment and maintenance of SD-WAN solutions within an enterprise environment. As a Cisco SD-WAN Engineer, you will be a part of a team that interacts with both technical and non-technical stakeholders, including customers and vendors. You will be a subject matter expert (SME) in Cisco SD-WAN technologies, ensuring optimal performance, security, and scalability of WAN infrastructure across multiple environments (DEV/TEST and Production). In this role, you will provide technical assistance, administer configurations, support testing, recommend enhancements, and troubleshoot issues related to Cisco Catalyst SD-WAN infrastructure.

Responsibilities

• Design, configure, deploy and manage Cisco SD-WAN solutions (Cisco Catalyst SD-WAN formerly known as Viptela or Meraki)
• Work closely with DRSN engineers and site personnel for coordinating deployments and maintenance actions.
• Evaluate system network requirements and make appropriate technical recommendations.
• Provide expertise in SD-WAN overlay/underlay networking, including BGP, OSPF, IPSec tunnels, and application-aware routing.
• Implement and maintain Cisco Catalyst SD-WAN Manager/vManage, Cisco Catalyst SD-WAN Controller/vSmart, Cisco Catalyst SD-WAN Validator/vBond, and Edge routers.
• Configure and manage Quality of Service (QoS), security policies, and segmentation within the SD-WAN fabric.
• Assist IA personnel regard network security and compliance requirements.
• Perform installation, testing, and validation of network components both remotely and on-site.
• Monitor network performance, troubleshoot SD-WAN related issues, and optimize WAN connectivity.
• Document network architecture, configurations, and best practices.
• Support deployments, upgrades, and migrations as required.

Required Skills

• Bachelor's degree and 12+ years of overall related experience or Master with 10+ years. Specific experience, education and training may be considered in lieu of degree.
• Experience in remotely configuring networking or transport devices.
• Strong experience with Cisco SD-WAN (Cisco Catalyst SD-WAN/Viptela or Meraki)
• Expertise in routing protocols (BGP,OSPF,EIGRP) and WAN technologies.
• Ability to interpret network topology diagrams and implement configuration changes.
• Experience in in-band and out-of-band network management.
• Strong knowledge of VPN, IPSec, and on-premises deployment of SD-WAN Infrastructure.
• Security+ Certification.
• Must possess an active Top Secret with SCI eligibility clearance.
• Must possess current DoD 8570 certification at IAT level II (Security+CE) Proficiency with Cisco IOS-XE, vManage, and Network automation tools.
• Basic Linux Administration or command line interface (CLI) experience.

Desired Skills

• Cisco CCNP Enterprise or CCNP Security certification.
• Experience managing configuration using Cisco DNA Center, Cisco Catalyst SD-WAN Manager
• Hands-on experience with SD-WAN policy-based routing, traffic engineering, and performance monitoring.
• Experience in network security protocols, TLS, PKI, and Zero Trust models.
• Proficiency with network management tools such as SolarWinds or Splunk.
• Proficiency in at least two or more of the following devices: Cisco Catalyst 8300, Cisco Catalyst 8500, Cisco 1000 ISRs, General Dynamic KG175
• Proficiency in at least one of the following tools: SolarWinds or Junos Space JNCIA or JNCIP
• Proficiency with RADIUS, SNMP, and NTP protocols
• General knowledge of TLS and PKI

Original Posting: August 24, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range

Pay Range $116,350.00 - $210,325.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [e-mail].

Commitment and Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit www.Leidos.com.