26-00048L-Senior Network Engineer at MBAcsi in Merrifield, VA

Senior Network Engineer

📍 Merrifield, VA (Onsite) 💼 Full-Time 🔐 Support Critical U.S. Postal Service Infrastructure

Build the Network Behind One of America's Largest Organizations

If you're a Cisco networking expert who enjoys solving complex technical challenges and designing enterprise-scale infrastructure, this is your opportunity to make a real impact.

MBA Consulting Services, Inc. (MBA CSi) is looking for a Senior Network Engineer to help engineer, secure, and support the nationwide network infrastructure powering the U.S. Postal Service's mail processing operations. You'll work alongside experienced engineers on mission-critical systems that keep one of the country's largest logistics networks running.

This position is located at the USPS Engineering Headquarters in Merrifield, Virginia.

Why You'll Love This Opportunity

✅ Work on enterprise-scale Cisco networks

✅ Design infrastructure supporting millions of Americans

✅ Solve complex networking challenges—not repetitive help desk tickets

✅ Collaborate with highly skilled engineers and federal technology experts

✅ Enjoy long-term stability with an established federal contractor

What You'll Be Doing

As our Senior Network Engineer, you'll play a key role in designing, implementing, securing, and supporting enterprise network infrastructure.

Your responsibilities include:

• Design, configure, and deploy Cisco Catalyst switching infrastructure
• Engineer Layer 2 network solutions for large enterprise environments
• Configure and troubleshoot Cisco switches and routers
• Manage IP addressing, subnetting, VLANs, routing, and network segmentation
• Perform advanced packet analysis using Wireshark and other diagnostic tools
• Support network security hardware and software
• Troubleshoot complex production issues and provide Tier III engineering support
• Develop network designs, Statements of Work (SOWs), technical documentation, presentations, and after-action reports
• Collaborate with cross-functional engineering teams on infrastructure modernization initiatives
• Recommend improvements that increase network reliability, scalability, and performance

What We're Looking For

Required Experience

• Bachelor's degree in Information Technology, Computer Science, Engineering, or related field
• 5+ years of enterprise Cisco networking experience
• Experience configuring and troubleshooting Cisco Catalyst switches and routers
• Strong understanding of:
  • TCP/IP
  • Routing & Switching
  • VLANs
  • Layer 2 technologies
  • OSI Model
  • Network protocols
  • IP addressing & subnetting
• Experience using packet capture and troubleshooting tools such as Wireshark
• Experience with SolarWinds or similar enterprise monitoring platforms
• Proficiency with Microsoft Office Suite, including Visio

Bonus Points If You Have

⭐ CCNA, CCNP, or higher Cisco certification

⭐ Experience with PowerShell, Python, or Bash scripting

⭐ Virtualization experience

⭐ Network automation experience

⭐ Federal government or large enterprise infrastructure experience

Why MBA Consulting Services?

For more than 20 years, MBA Consulting Services, Inc. has delivered innovative IT, engineering, cybersecurity, and professional services supporting federal agencies nationwide.

Our employees enjoy challenging technical work, opportunities for career advancement, and the chance to make a measurable impact on systems that millions of people depend on every day.

Additional Requirements

• Ability to pass a pre-employment background investigation
• Ability to successfully complete a pre-employment drug screening
• Flexibility to support occasional off-hours implementation activities when required

Ready to Engineer Networks That Matter?

If you're looking for an opportunity to work on enterprise networking projects with real-world impact, we'd love to hear from you.

Apply today and help build the infrastructure that keeps America's mail moving.

MBA Consulting Services, Inc. is proud to be an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive workplace for all employees. Qualified applicants will receive consideration without regard to race, color, religion, sex, national origin, age, disability, veteran status, or any other protected characteristic under applicable law.