Senior Network Engineer

Us:

At Aretec, Inc., we are catalysts for change within the federal government landscape. Specializing in advanced analytics, machine learning, data analysis, cybersecurity, and business optimization, we empower federal agencies to achieve their most critical missions. As a premier partner and prime vendor, we deliver innovative, high-impact solutions that address complex challenges and drive national progress. Our commitment to excellence and innovation positions us at the forefront of transforming governmental operations, enhancing efficiency, and making a lasting difference in the lives of citizens.

You are a seasoned network engineering professional who thrives in highly complex, mission‑critical environments. You bring deep technical expertise in enterprise networking, enjoy solving challenging infrastructure problems, and are motivated by supporting national security missions. You are comfortable working independently and collaboratively, applying disciplined troubleshooting methodologies, and contributing to continuous improvements across large‑scale federal network environments.

We are seeking a Senior Network Engineer to support a Federal Government client in Huntsville, AL
. In this role, you will provide advanced technical engineering support for a highly complex, multi‑enclave enterprise network environment spanning multiple classification levels. You will be responsible for designing, engineering, and supporting secure, high‑performance network solutions across the full IT lifecycle.

• Network Engineering & Design: Design and engineer new network solutions for a multi‑enclave enterprise environment, supporting diverse networking technologies and security requirements.
• Requirements & Documentation: Gather user network requirements using multiple methodologies and produce technical documentation, including system requirements documents, system security requirements documents, and system test plans.
• Network Operations & Support: Install, maintain, and evaluate network and communications systems, providing Tier 3 engineering support to resolve complex issues not resolved by lower support tiers.
• Troubleshooting & Resolution: Diagnose and resolve complex LAN and WAN issues involving routing protocols, network topologies, and hardware platforms.
• Architecture & Planning: Conduct network architecture design, feasibility analyses, and cost studies to support informed technical and business decisions.
• Process Improvement: Apply technical and operational experience to improve processes and procedures for deploying, maintaining, and sustaining network infrastructure.
• Collaboration: Work independently and collaboratively with cross‑functional teams to enhance network designs and improve overall network services.

By stepping into this role, you will directly support critical federal missions by ensuring secure, resilient, and high‑performing network infrastructure in a sensitive national security environment.

• Core Technical Expertise:
  • Extensive experience designing, developing, and implementing enterprise network solutions
  • In-depth knowledge of Cisco routing platforms
    , including Aggregation Services Routers (ASRs)
  • Strong expertise in routing protocols and technologies such as BGP, EIGRP, DMVPN, and GRE
  • Advanced knowledge of Layer 2 technologies including STP, MST, and VLANs
  • Experience with LAN/WAN troubleshooting
    , traffic engineering, and performance optimization
  • Experience providing Tier 3 and senior‑level engineering support
  • Hands‑on experience with TACLANE systems
• Engineering & Analysis:
  • Network architecture design, feasibility analysis, and cost estimation
  • Ability to apply disciplined troubleshooting methodologies to ensure mission success
• Communication &
  
  Collaboration:
  
  
  • Strong ability to document technical requirements and communicate with stakeholders across teams
  • Experience collaborating within large, multi‑team federal environments

• Active Top Secret clearance with the ability to obtain SCI
  • CI polygraph administered by the customer once onsite
• Bachelor's degree in a relevant field
• Minimum of six (6) years of…