Senior Network Engineer

GD Information Technology•Rockville, MD

2d•Onsite

About The Position

The Senior Network Engineer will support Health Resources & Services Administration (HRSA) projects by providing hands-on expertise in the design, implementation, and management of enterprise network infrastructure. This role works closely with Project Managers and cross-functional teams to deliver complex initiatives, ensuring high availability, security, and performance of network systems.

Requirements

Bachelor's degree or equivalent combination of education and experience.
8+ years' experience in network engineering, as described below
Experience supporting federal or enterprise-level IT environments
Strong problem-solving, communication, and organizational skills
Strong experience in network engineering and architecture (LAN/WAN, routing/switching, firewalls, Zscaler )
Hands-on experience with RSA SecurID / RSA Authentication Manager and network authentication protocols (RADIUS, LDAP)
Expert with Cisco switches network software upgrades
Troubleshoot complex network issues (Expert)
Vulnerability Remediation Process
Update technical documentation, maintaining & implementation of the SOP for network security (A Must)
Cisco IPsec VPN troubleshooting
Cisco Identity Services Engine (ISE)
SolarWinds automation scripts
Cisco ASA Firewall 5500 / Firepower (A Must)
Palo Alto Firewalls
Panorama
Azure experience with NSGs (Networking)
Analyzing PCAP Files using Wireshark
Change Management Process
TLS certificates renewals and installs
Troubleshooting using Riverbed, Grafana or Cribl, and other tools as available
Must be willing to work after hours and weekends during maintenance windows (onsite) as-needed (A Must) - approximately every 9 weeks
candidate must have lived in the United States at least three (3) out of the last five (5) years and pass a public trust background investigation.

Nice To Haves

Zscaler (Inactive)
RSA SecurID
VPN Troubleshooting
Cisco IPsec VPN troubleshooting
Cisco Identity Services Engine (ISE)
SolarWinds automation scripts
Palo Alto Firewalls
Panorama
Azure experience with NSGs (Networking)
Analyzing PCAP Files using Wireshark
Riverbed, Grafana or Cribl

Responsibilities

Design, plan, implement, and maintain of enterprise LAN/WAN, Zscaler , and network security infrastructure
Configure and manage routers, switches, firewalls, and remote access systems in support of secure and scalable network operations
Implement and support RSA SecurID / RSA Authentication Manager solutions, including integration with VPNs, RADIUS, and enterprise authentication systems
Design, implement, and troubleshoot IPv4 and IPv6 network architectures, ensuring seamless integration and scalability across environments
Provides innovative methods and technical solutions using the engineering design process.
Collaborate closely with Project Managers, engineers, and stakeholders to deliver complex network projects on time and within scope
Analyze customer and business requirements to develop technical solutions for complex networking challenges
Ensure network integrity, security, and compliance with federal and organizational policies, including backup and recovery capabilities
Monitor network performance using industry-leading tools, proactively identifying and resolving issues
Plan and execute network upgrades, enhancements, and technology refresh initiatives
Evaluate and recommend emerging technologies to improve network performance, security, and scalability
Coordinate procurement of network hardware, software, and vendor/subcontractor services as needed
Develop and maintain network documentation, diagrams, and standard operating procedures.

Benefits

401K with company match
Comprehensive health and wellness packages
Internal mobility team dedicated to helping you own your career
Professional growth opportunities including paid education and certifications
variety of medical plan options, some with Health Savings Accounts
dental plan options
a vision plan
a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match.
full flex work weeks where possible
a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
short and long-term disability benefits
life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.