Senior Network Engineer

ManTech - Reston, VA

Full-time - Senior

Reston, VA

Professional, Scientific, and Technical Services

About the position

ManTech is looking for a Senior Network Engineer to join their team in Reston or Chantilly, VA. This onsite role involves collaborating with Network and Systems Engineers to design, build, monitor, maintain, and upgrade program networks, ensuring data availability and integrity. The successful candidate will be responsible for troubleshooting network issues, implementing monitoring tools, and interfacing with third-party vendors.

Responsibilities

• Designing, building, monitoring, maintaining, and upgrading all program networks and communications links
• 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 maximize network and system performance
• Establishing appropriate network monitoring and early warning mechanisms to proactively identify potential issues before they impact operations
• Monitoring and evaluating network performance and recommending improvements
• Performing performance testing and tuning for all network and Cloud infrastructures
• Working with engineering teams to resolve reported problems
• Interfacing with third party vendors for monitoring, troubleshooting, tracking, and reporting metrics
• Preparing and presenting briefings to the Sponsor as required

Requirements

• Ten (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 issues

Nice-to-haves

• Prior experience managing and maintaining complex networks used to transport data worldwide
• Ability and willingness to travel overseas if required