Sr. Network Administrator (5797)

As a Sr. Network Administrator, you'll support all areas of secure network technologies in a dynamic operational IT environment within the Department of state, including maintenance, provisioning, and deployment functions. You will use network monitoring tools to troubleshoot, analyze and resolve technical problems. You will also play a critical role in troubleshooting network issues, analyzing performance data, and implementing improvements to enhance efficiency.

We know that you can't have great technology services without amazing people. At MetroStar, we are obsessed with our people and have led a two-decade legacy of building the best and brightest teams. Because we know our future relies on our deep understanding and relentless focus on our people, we live by our mission: A passion for our people. Value for our customers.

If you think you can see yourself delivering our mission and pursuing our goals with us, then check out the job description below!

What you'll do:

• Responsible for evaluating, maintaining, and improving the network reliability, availability and performance
• Continuously monitor network performance, availability, and security using NOC monitoring tools.
• Respond to network alerts, diagnose failures, and implement corrective actions.
• Develop and update NOC processes, playbooks, and incident response plans.
• Apply security patches, updates, and firewall configurations.
• Maintain up-to-date network diagrams, documentation, and inventory records.
• Manage and configure routers, switches, firewalls, and other network devices.
• Conduct thorough security audits and assessments to identify vulnerabilities, weaknesses, and areas for improvement.
• Investigate security incidents to determine root causes and implement remediation strategies.
• Conduct threat intelligence analysis to identify and mitigate emerging cyber threats.
• Perform real-time analysis of security logs and network traffic for anomalies.
• Work with Cisco switch, router and firewall infrastructure and technologies
• Interface with customers to resolve network and connectivity related issues

What you'll need to succeed:

• You have an active TS/SCI clearance
• 7+ years of experience with experience managing the provisioning, installation, and support of network communications
• 7+ years of experience with advanced troubleshooting, network security, and cloud networking
• You have 7+ years of experience in a NOC environment.
• Understanding of network communications standards and concepts, to include:
  
  
  
  • Physical layer media (copper, fiber)
  • Ethernet (switching, spanning-tree, media access-control (MAC) addressing)
  • TCP/IP (UDP vs TCP, subnetting, DHCP, gateway, access-control lists
  • Higher-level protocols (DNS, IPSec, HTTP)
  
  
  
  
• Experience with implementation and operation of cross-domain solutions.
• Understanding of TCP/IP, DNS, DHCP, VLANs, and routing protocols (BGP, OSPF, EIGRP).
• Experience with NOC tools like SolarWinds, Nagios, Zabbix, PRTG, or Wireshark.
• Knowledge/experience in administering network monitoring tools such as NeuralStar, and Splunk. ManageEngine experience a plus
• Hands-on experience with Cisco equipment - Switch, router configuration
• An understanding of working in a secure federal environment
• A High-level networking and network security certifications: CISSP, CCNA, MCSE, Security+ or equivalent
• You are familiarity with ITIL frameworks, incident management, and service desk operations.