Network Operations Engineer

7 days ago


Reston, Virginia, United States ManTech Full time
Job Summary

We are seeking a highly skilled Network Operations Engineer to join our team at ManTech. As a key member of our IT infrastructure team, you will be responsible for ensuring the security and reliability of our network systems.

Key Responsibilities
  • Perform real-time monitoring and maintenance operations of network devices, servers, and mission-critical systems.
  • Serve as Tier III support to escalate and resolve technical issues on operational network environments.
  • Collaborate across multiple engineering disciplines to resolve network incidents and ensure optimal network operation center performance.
  • Configure and manage network infrastructure, including firewalls, routers, and switches.
  • Develop and implement network security policies and procedures to protect against cyber threats.
  • Conduct in-depth research into technical documentation and system event logs to identify root causes and provide expert recommendations.
  • Support the operation and maintenance of critical Windows and Linux systems to maintain operational availability and security posture.
Requirements
  • Bachelor's degree in Computer Science, Information Technology, or related field.
  • 4+ years of experience in Operations and System or Network Administration role.
  • Experience with developing and enhancing IT troubleshooting processes.
  • Experience with DoD IT security requirements, including installing patches.
  • Experience with monitoring solutions, including SolarWinds, Infoblox, Splunk, or Cisco ISE.
  • Knowledge of common ports and protocols and Layers 1-4 of the OSI model.
  • Ability to work a modified shift hours.
  • DoD 8570 Level II Security Certification, including Security+ Certification.
Preferred Qualifications
  • Experience with virtualization, including VMware and VDI.
  • Experience with task automation or system orchestration via PowerShell.
  • Experience with basic network administration, including switchport configuration, zone-based firewall policy management, DHCP support, and DNS management.
  • Experience with managing enterprise applications, including Microsoft Exchange, JIRA, Microsoft SCCM/MECM, and Skype for Business.
  • Knowledge of vulnerability and STIG scanning tools, including Nessus, SCC Tool, ACAS, and Tanium.
  • Ability to extract and document user requirements.
  • Possession of excellent written and verbal communication skills.
Physical Requirements

Sedentary Work



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