Senior Wireless Network Engineer — Enterprise WLAN/WAN

Science Applications International Corp.; Virginia; On-site; USD 120,000 - 160,000; Full time

Job summary

Science Applications International Corp. is seeking a Wireless Network Engineer to design, integrate, and support enterprise wireless LAN/WAN over OSP/FTTx networks, including GPON solutions for Marine Corps installations. The candidate will work on-site at Stafford, VA.

Responsibilities include planning and optimizing wireless deployments, developing test procedures, and mentoring staff while ensuring high availability and compliance with SIP/IMS/VoLTE standards.

Qualifications

• Bachelors degree and 5+ years of work experience.
• SME-level experience with Wireless LAN and knowledge up to Wi-Fi 7 and Layer 2/Layer 3.
• Experience with Cisco-based wireless site surveys, design, and implementation.
• Experience with WiFi, WAN/LAN; RF design/propagation testing.
• SIP, IMS, and VoLTE standards.

Responsibilities

• Plan, design, implement, and optimize wireless LAN integrated with GPON.
• Develop engineering drawings, test plans, and cutover/migration documentation.
• Provide operational support for large-scale, high-availability wireless deployments; troubleshoot LAN/WAN/wireless issues.
• Conduct feasibility analyses; execute tests, log defects, verify fixes, and contribute to test strategies.
• Perform site audits; ensure network compatibility and remediation recommendations.
• Create functional designs, deployment procedures, and operational processes; lead technical efforts and mentor staff.

Skills

Wireless LAN

Wi-Fi 7

Layer 2/3

SIP/IMS/VoLTE

RF design/testing

Education

Bachelor's degree

Tools

Cisco equipment

Aruba/Campus switches

GPON/FTTx design

Job description

Science Applications International Corp. is seeking a Wireless Network Engineer to design, integrate, and support enterprise wireless LAN/WAN over OSP/FTTx networks, including GPON solutions for Marine Corps installations. The candidate will work on-site at Stafford, VA.

Responsibilities include planning and optimizing wireless deployments, developing test procedures, and mentoring staff while ensuring high availability and compliance with SIP/IMS/VoLTE standards.