Design Engineer – Core, WAN

AT&T

. Support government customers’ global enterprise networks .

Posted 10/12/2026full-timeChantilly • Virginia • United StatesSeniorLead💰 $98,100 - $201,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing and modernizing MPLS WAN services solutions while ensuring compliance with DoD 8140 IAT Level 2 standards. Proficient in network architecture, troubleshooting, and technical documentation for government enterprise networks.

Highest-signal resume keywords

MPLS WAN Services DevelopmentNetwork Architecture OwnershipDoD 8140 IAT Level 2 ComplianceRouter Engineering ExperienceTS/SCI Clearance with Polygraph

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

MPLSNetwork ModernizationTechnical DocumentationNetwork Analysis SolutionsProduction TroubleshootingLab Equipment TestingService Delivery RequirementsSecurity Accreditation ProcessEnterprise Network SupportHands-On Router Operation

Tech Stack

Tools & technologies

SwitchingTypeScript

About the role

Key responsibilities & impact

Support government customers’ global enterprise networks
Develop solutions for modernizing network components while supporting service delivery requirements
Own the overall architecture of the Multiprotocol Label Switching (MPLS) Wide Area Network (WAN)
Develop MPLS WAN services solutions
Evaluate, integrate, and test lab equipment
Assist with the security accreditation process
Develop and maintain relevant technical documentation
Support Tier-4 production troubleshooting as needed
Develop proactive network analysis solutions for the operations team

Requirements

What you’ll need

Required Clearance: TS/SCI with polygraph
16 years of experience, which can be a combination of work history and education
Experience equivalencies: Doctorate and 8 years, master’s and 10 years, bachelor’s and 12 years, associates and 14 years, or HS diploma and 16 years
Must be compliant with DoD 8140 Information Assurance Technical (IAT) Level 2
Experience with hands-on router engineering and/or operation
Ability to work full-time onsite five days per week at the designated work location
No relocation is offered

Benefits

Comp & perks

Medical/Dental/Vision coverage
401(k) plan
Tuition reimbursement program
Paid Time Off and Holidays (at least 23 days of vacation each year and 9 company-designated holidays)
Paid Parental Leave
Paid Caregiver Leave
Additional sick leave beyond what state and local law require may be available
Adoption Reimbursement
Disability Benefits (short term and long term)
Life and Accidental Death Insurance
Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
Employee Assistance Programs (EAP)
Extensive employee wellness programs
Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T wireline phone