Senior Network Engineer

Company: ManTech
Location: Reston
Posted on: April 4, 2025

Job Description:

ManTech seeks a motivated, career and customer-oriented Senior Network Engineer to join our team in Reston, VA location. This is an onsite position.The Network Engineer candidate will work with other Network and Systems Engineers to design, build, monitor, maintain, and upgrade all program networks to ensure data is consistently available and flowing properly.Responsibilities include but are not limited to:

• Designing, building, monitoring, maintaining, and upgrading all program networks and communications links
• Monitoring and analyzing networks and communications links to identify and resolve architecture, provider, environment, or other issues
• Implementing and maintaining effective tools to evaluate/analyze data movement and ensure data integrity throughout the network
• Working with engineering teams to troubleshoot integration issues and to maximize network and system performance
• Establishing appropriate network monitoring and early warning mechanisms to proactively identify potential issues before they impact operations
• Performing performance testing and tuning for all network and Cloud infrastructures
• Working with engineering teams to resolve reported problems and interfacing with third party vendors for monitoring, troubleshooting, tracking, and reporting metricsBasic Qualifications:
  • 10+ years of relevant experience serving as a Network Engineer or performing similar technical duties
  • Strong experience with network hardware configuration and maintenance in large-scale environments
  • Strong experience with relevant networking and firewall technologies such as Cisco and Palo Alto
  • Strong network administration experience in areas such as DNS, routing, firewall configuration, scripting and automation
  • Strong Cloud experience, including remote management, with technologies such as AWS
  • Strong experience performing Tier 2-4 network troubleshooting and resolving issuesPreferred Qualifications:
    • Prior experience managing and maintaining complex networks used to transport data worldwide
    • Ability and willingness to travel internationally, if requiredClearance Requirements:
      • Must possess an active/current TS/SCI w/ polygraph.Physical Requirements:
        • Must be able to be in a stationary position more than 50% of the time -
        • Must be able to communicate, converse, and exchange information with peers and senior personnel -
        • Constantly operates a computer and other office productivity machinery, such as a computer -
        • The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations -
        • The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

Keywords: ManTech, Harrisburg , Senior Network Engineer, Engineering , Reston, Pennsylvania