Network Administrator/Engineer with Security Clearance - ManTech International
Washington, DC 20001
About the Job
Currently, ManTech is seeking a motivated, career and customer-oriented Network Administrator/Engineer to join our team in the Washington, DC. This position supports an extended service operation. You will have the option of three different shifts (Morning, Day or Afternoon/Evenings). Responsibilities include but are not limited to: * Perform as a contributor with knowledge and experience in supporting LANs, WANs, communications (VTC and VOIP), VPN, Remote Access and related software/hardware within a multiple classification and multi-platform operating environment.
* Responsible for the integration of a network including assisting in the planning, design, installation, maintenance, management, and coordination of the corporate LAN/WAN.
* Current on most technological developments and applications and helps to evaluate vendor products to make recommendations for purchase.
* Monitor, maintain, troubleshoot, and support firewalls, routers, switches, proxies, VPN, DNS, email, and SD-WAN and cloud routing to include Cisco CSRs;
* Optimize network performance to achieve the desired QoS and KPIs/Service Levels;
* Proactively identify issues, monitor capacity / demand and recommend potential solutions
* Monitor and trace network traffic across multiple boundaries to resolve faults;
* Develop and implement network, VOIP and VTC change requests for firewalls, firewall policies, routing, switching, proxy services, VPN, remote access, DNS, mail, SD-WAN and public cloud service deployments (AWS and Azure).
* Create and manage designs, test plans, RCAs, and AARs;
* Create and maintain secure device configuration baselines;
* Support incident response and project implementation with internal and external teams and third-party vendors;
* Troubleshoot and fix any network device issue as well as support upgrades and/or net new network device or tooling implementations.
* Use a variety of tools to monitor and manage the environment such as Cisco DNA, Cisco Prime, Cisco ISE, Riverbed, Fortinet and Xymon.
* Provide after hours support as needed. Basic Qualifications: * A bachelor's degree in Computer Science or related field
* 2+ years of network related experience
* Demonstrated experience maintaining, troubleshooting, and supporting firewalls, routers, switches, proxies, VPN, DNS, email, and SD-WAN and cloud routing
* Demonstrated experience optimizing networks
* Demonstrated experience creating designs, test plans, RCAs, and AARs
* Hands on experience using Cisco management and monitoring tools such as Cisco DNA, Prime, Firepower, ISE, etc.; Xymon or Fortinet tool suite. Preferred Qualifications: * Proficient with ServiceNow Clearance Requirements: * Must be a U.S. citizen
* Must obtain a Public Trust clearance; prefer Secret or TS active clearance. 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.
* Responsible for the integration of a network including assisting in the planning, design, installation, maintenance, management, and coordination of the corporate LAN/WAN.
* Current on most technological developments and applications and helps to evaluate vendor products to make recommendations for purchase.
* Monitor, maintain, troubleshoot, and support firewalls, routers, switches, proxies, VPN, DNS, email, and SD-WAN and cloud routing to include Cisco CSRs;
* Optimize network performance to achieve the desired QoS and KPIs/Service Levels;
* Proactively identify issues, monitor capacity / demand and recommend potential solutions
* Monitor and trace network traffic across multiple boundaries to resolve faults;
* Develop and implement network, VOIP and VTC change requests for firewalls, firewall policies, routing, switching, proxy services, VPN, remote access, DNS, mail, SD-WAN and public cloud service deployments (AWS and Azure).
* Create and manage designs, test plans, RCAs, and AARs;
* Create and maintain secure device configuration baselines;
* Support incident response and project implementation with internal and external teams and third-party vendors;
* Troubleshoot and fix any network device issue as well as support upgrades and/or net new network device or tooling implementations.
* Use a variety of tools to monitor and manage the environment such as Cisco DNA, Cisco Prime, Cisco ISE, Riverbed, Fortinet and Xymon.
* Provide after hours support as needed. Basic Qualifications: * A bachelor's degree in Computer Science or related field
* 2+ years of network related experience
* Demonstrated experience maintaining, troubleshooting, and supporting firewalls, routers, switches, proxies, VPN, DNS, email, and SD-WAN and cloud routing
* Demonstrated experience optimizing networks
* Demonstrated experience creating designs, test plans, RCAs, and AARs
* Hands on experience using Cisco management and monitoring tools such as Cisco DNA, Prime, Firepower, ISE, etc.; Xymon or Fortinet tool suite. Preferred Qualifications: * Proficient with ServiceNow Clearance Requirements: * Must be a U.S. citizen
* Must obtain a Public Trust clearance; prefer Secret or TS active clearance. 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.
Source : ManTech International