Senior Network Engineer

Senior Network Engineer-26-00073J

MBA CSi · Merrifield, United States · Full-time · Posted 2026-10-20

Salary: USD 120,000–140,000

Workplace: on_site

Department: USPS-Engineering

Description

MBA Consulting Services, Inc. (MBA CSi) is seeking a Traveling Senior Network Engineer to support the United States Postal Service (USPS) Mail Processing Network Infrastructure. In this role, you will design, implement, and maintain enterprise network infrastructure supporting mission-critical USPS operations. Working as part of a highly skilled engineering team, you will be responsible for network architecture, implementation, troubleshooting, and security while supporting large-scale federal IT initiatives.

This is an outstanding opportunity for an experienced network engineer to work on complex enterprise networking projects, strengthen critical federal infrastructure, and continue developing your technical expertise in a collaborative, mission-driven environment.

• MUST BE LOCAL TO THE DC METRO AREA
• OPEN TO 90% TRAVEL TO POSTAL LOCATIONS NATIONWIDE

Key Responsibilities

• Design, implement, and maintain enterprise Local Area Network (LAN) infrastructure supporting USPS Mail Processing Network environments.
• Configure, deploy, and troubleshoot Cisco Catalyst switches, routers, and Layer 2 networking components within enterprise LAN environments.
• Install, configure, and maintain LAN switching infrastructure, including VLANs, trunking, Spanning Tree Protocol (STP), and inter-VLAN connectivity.
• Design and implement scalable, secure, and high-performing LAN architectures supporting new and existing enterprise applications.
• Manage IP address allocation, subnetting, TCP/IP, routing protocols, and overall LAN/WAN network performance.
• Troubleshoot LAN connectivity, switching, VLAN configurations, port issues, and network performance to ensure reliable communication across enterprise systems.
• Install, configure, and support network security hardware and software, including access control lists (ACLs) and network access security.
• Diagnose complex network issues using packet capture and analysis tools.
• Provide technical support for complex LAN, Layer 2 switching, and multi-application connectivity issues.
• Develop and maintain technical documentation, after-action reports, LAN topology diagrams, network configurations, and technical presentations.
• Collaborate with engineering teams to implement reliable, secure, and high-performing LAN and enterprise network solutions.
• Support ongoing LAN optimization, network monitoring, performance tuning, and continuous process improvements to maximize network availability and reliability.

Requirements

Basic Qualifications

• Bachelor's degree in Information Technology, Computer Science, Engineering, or a related technical field.
• Minimum 5 years of experience configuring, implementing, and troubleshooting Cisco switches and routers in enterprise environments.
• Strong understanding of the OSI Model, TCP/IP networking, routing protocols, VLANs, subnetting, and IP address management.
• Experience using network monitoring and troubleshooting tools or similar packet capture utilities.
• Proficiency with Microsoft Office applications including Word, Excel, and Visio.
• Eligible to work in the United States.
• Willingness to travel up to 90% to postal locations nationwide.

Preferred Qualifications

• Experience with scripting languages to automate network administration tasks.
• Experience supporting virtualized or cloud-based network environments.
• Cisco Certified Network Associate (CCNA) certification or higher.
• Experience supporting large-scale federal government or enterprise network environments.
• Experience collaborating effectively across cross-functional technical teams.

Benefits

• Competitive salary of $120,000-$140,000 annually
• Health Care Plan (Medical, Dental & Vision)
• Retirement Plan (Safe Harbor 401k)
• Life Insurance (Basic, Voluntary & AD&D)
• Paid Time Off (Vacation, Sick & Public Holidays)
• Short Term & Long Term Disability
• Training & Development

Apply

Apply at MBA CSi

---

Powered by Workable