Network Engineer SME - Remote - Top Secret Clearance
S2i2 Inc
Washington, DC(remote)
Job Title: Network Engineer Subject Matter Expert (SME)
Location: Remote
Security Clearance: Active Top-Secret
Salary Range: $140K-$180K Based on Experience
Application Deadline: March 3, 2026
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- Complete and submit your application
Description:
Our Customer, The U.S. Army Corps of Engineers (USACE) is seeking a highly experienced and senior-level Network Engineer Subject Matter Expert (SME) to provide expert guidance and hands-on support for our mission-critical network infrastructure. The SME will be responsible for the architecture, design, implementation, and security of networks supporting critical national missions within a Department of War (DoW) Impact Level 5 (IL5) environment. This role requires a deep understanding of advanced networking concepts, routing, switching, and DoD-specific security protocols.
Key Responsibilities
Responsibility | Description |
Network Architecture & Design | Lead the design and planning of robust, scalable, and secure network architectures for both enterprise and tactical environments. |
Security & Compliance | Ensure all network components and configurations comply with DoD directives, Security Technical Implementation Guides (STIGs), and other relevant security policies. |
Advanced Troubleshooting | Serve as the final escalation point for complex and persistent network issues, providing expert-level diagnostics and resolution. |
Technology Modernization | Evaluate, recommend, and integrate new networking technologies and solutions to enhance performance, security, and mission capability. |
Mentorship & Guidance | Provide technical leadership and mentorship to junior and mid-level network engineers, fostering skill development across the team. |
Mission Support | Collaborate with mission commanders and project managers to translate operational requirements into technical network solutions that ensure mission success. |
Qualifications & Requirements
Required
- Experience: Minimum of 10-15 years of experience in network engineering, with at least 5 years in a senior or lead role within a large enterprise or DoD environment.
- Education: Bachelor's degree in Computer Science, Information Technology, Engineering, or related field.
Certifications:
- DoD 8570 IAT Level II or III compliant (e.g., Security+ CE, CASP+ CE, CISSP).
- Professional-level networking certification (e.g., Cisco CCNP Enterprise, Juniper JNCIP).
Expertise:
- Proven experience with advanced routing protocols (BGP, OSPF), firewalls, VPNs, and network monitoring tools.
Preferred
- Experience: Direct experience with USACE or other Army network environments.
- Certifications: Expert-level networking certification (e.g., Cisco CCIE, Juniper JNCIE).
- Knowledge: Familiarity with Software-Defined Networking (SDN), cloud networking (AWS/Azure), and Infrastructure asCode (IaC).
- Education: Master's degree in a relevant technical field.
About S2i2
S2i2 is a growing company with a supportive and inclusive culture and many opportunities for professional development and growth. We have created a supportive, family-like work environment where contributions are recognized. Regular company updates and open lines of communication with leadership fosters collaboration within the company.
We are proud to include:
- Support to achieve professional certifications and degrees
- Leadership that is accessible to all employees
- Regular company updates
- Client networking social engagements
- Monthly team-building activities (past examples: Top Golf)
- Supporting our community - including veterans
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, disability, age, sexual orientation, gender identity, national origin, veteran status, or genetic information.