Senior Network Engineer – Design, Implement & Secure Networks

Applied Network Solutions Inc.; Denver, Northern (CO, KY); Hybrid; USD 100,000 - 200,000; Full time

Benefits offered by this job

Family Medical, Dental, Vision

401(k) plan with company contribution

Paid Holidays

Professional development

Life Insurance

Flexible work schedules

Job summary

Applied Network Solutions Inc. is looking for a Network Engineer (Implementation Engineer) to join our Denver, CO team.

You will design, implement, and secure intricate networks for high‑security environments, documenting all designs and supporting materials to ensure seamless handoffs. You will migrate user connections with minimal disruption, provide expert ops support, and help establish secure configurations compliant with DISA STIGs, with Authority to Operate on new devices.

Qualifications

• TS/SCI with Poly
• 10 years of combined work history and education equivalent
• Must meet DoD 8140 IAT Level 2
• Experience in production network design and operations
• Experience with Cisco, Brocade, or Juniper hardware
• Hands-on routing and switching protocol troubleshooting (OSPF, BGP, VLANs)

Responsibilities

• Interpret requirements and document designs with diagrams and BOMs.
• Schedule maintenance windows for migration with minimal data impact.
• Provide technical expertise to Operations engineers during fault isolation.
• Develop secure designs aligned with STIGs and obtain ATO for new devices.
• Supervise (not manage) other network support specialists.
• Improve design products, processes and team efficiency.
• Serve as escalation point for enterprise outages.

Skills

Network engineering

Troubleshooting

Routing protocols

Switching protocols

OSPF

BGP

VLANs/802.1q

Education

Doctorate + 3 years OR Master + 4 years OR Bachelor + 6 years

Tools

Cisco gear

Brocade gear

Juniper gear

Firewalls

Job description

Applied Network Solutions Inc. is looking for a Network Engineer (Implementation Engineer) to join our Denver, CO team.

You will design, implement, and secure intricate networks for high‑security environments, documenting all designs and supporting materials to ensure seamless handoffs. You will migrate user connections with minimal disruption, provide expert ops support, and help establish secure configurations compliant with DISA STIGs, with Authority to Operate on new devices.