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Network Security Engineer

Rishabh Software Pvt. LtdWashington, DC🇺🇸United StatesPosted Sep 25, 2026

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
Washington, DC, United States
Posted
Yesterday

Job Description

Position Title & Code: Network Security Engineer

Location: Washington DC, 20020

Project End Date: 03/31/2027 (With Possible extension to next fiscal year)

Duties & Responsibilities:

  • Identify network problems and recommend improvements to ensure optimal performance;
  • Ability to improve network quality regarding any degradation;
  • Ability to enhance security and knowledge of the latest security threats, worms and malware and advise on how to deter them;
  • Ability to ensure reliability and stability of the work through the above actions;
  • Monitor security measures in place within network perimeter, ensuring breaches do not occur and information is safeguarded from unauthorized access;
  • Proactively oversee the activities involved in quality resolution of complex technical issues, responding with an appropriate sense or urgency to problems escalated to Network Engineer's level;
  • Coordinate with appropriate personnel to determine positive solutions that increase end user satisfaction, following through to completion, and communicating resolution results; escalate to management any situation that could adversely impact the service provided to the end user;
  • Monitor trends in documented incidents and determine appropriate actions necessary to eliminate future occurrences and improve customer service levels in an appropriate timeframe;
  • Provide network design services
  • Coordinate with the Infrastructure Services Group staff to establish the scope, timing and technical approach to be used for proposed network changes;
  • Ensure adherence to network policies and procedures;
  • Manage production and disaster recovery networks and security
  • Ability to perform forensic and packet analysis;
  • Ability to configure and operate network security-focused monitoring and logging systems

Qualifications:

  • Experience building large scale, multi-site network architectures
  • Experience with secure remote access/WAN technologies (IPsec, VPN,
  • etc.)
  • Knowledge of network-based and system-level attacks and mitigation methods
  • Experience with firewalls: Cisco Firepower (NGFW) or Cisco ASA Firewalls;
  • Experience with security routing protocols

Technical Skills:

  • Security: Cisco Firepower (Next generation firewall), Cisco ASA Firewalls, Cisco ISE 2.0 and above (Identity Services Engine), Cisco NGFW (Next Generation Firewall), Cisco AMP (Advanced Malware Protection), Cisco Firepower.

Skill Assessment: (Please include the years of experience last used and brief description on skills below, information is to be submitted along with the resume)

Skill

Required / Desired

Amount of Experience

Years of Experience

Experienced in the development, configuration, installation, and maintenance of networked systems including LANs, WANs and Telephony Systems

Required

4 Years

Experience with network standards, protocols, and procedures

Required

4 Years

Experienced in network architecture and topology, including transmissions protocols, broadcasting, switching, control, and management

Required

4 Years

Experience in performing routing networking configuration management functions.

Required

4 Years

Experienced in network systems management methods including end-to -end systems performance monitoring.

Required

4 Years

Certification in network or system administration is highly desired, such as CCNA, CCNP, CCIE, CISSP, MCSE, MCSA

Required

4 Years

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