General Dynamics Information Technology
Network Engineer - TS/SCI w/Poly
General Dynamics Information Technology, Baltimore, Maryland, United States
NETWORK ENGINEER
We are seeking a highly skilled and self‑motivated Network Engineer to support a large‑scale enterprise program. This position involves the design, implementation, support, and maintenance of a complex network environment consisting of Juniper and Cisco switches, load balancers, and boundary devices. The ideal candidate will have experience managing networks that support hundreds of thousands of endpoint devices and must have a strong understanding of network security compliance and software‑defined networking (SDN) practices.
The engineer will also be responsible for utilizing Forward Networks software to create virtual network clones, test SDN code upgrades, and assist with comprehensive documentation of the current network infrastructure.
Meaningful Work and Personal Impact
Provide day‑to‑day operational support, troubleshooting, and maintenance of enterprise‑scale Juniper and Cisco switching infrastructure
Configure and maintain load‑balancing technologies and boundary security devices (e.g., firewalls, edge routers)
Leverage Forward Networks to build virtual replicas of the production network, simulate and validate SDN code changes, and document the existing physical and logical network topology
Ensure network integrity, performance, and security for a distributed infrastructure supporting several hundred thousand endpoints
Monitor and respond to network incidents, lead root‑cause analysis and resolution efforts
Maintain and update network diagrams, configurations, and documentation in accordance with industry and organizational standards
Ensure compliance with security policies and regulatory requirements
Participate in planning and executing network upgrades, migrations, and optimizations
Collaborate with cross‑functional teams, including cybersecurity, infrastructure, and application teams
Work independently with minimal supervision while proactively identifying and resolving network issues
What You’ll Need to Succeed Bring your engineering expertise along with a drive for innovation to GDIT. The Network Engineer Senior must have:
Education: Bachelor of Arts or Bachelor of Science
Experience: 5+ years of related experience supporting enterprise networks with Cisco and Juniper technologies
Technical skills:
Strong knowledge of Layer 2/3 networking, routing protocols (OSPF, BGP, EIGRP), VLANs, VRFs, and QoS
Experience configuring and managing load balancers (F5, Citrix, or equivalent) and boundary devices such as firewalls or network access control appliances
Proficiency with Forward Networks or similar digital twin/virtual network simulation tools
Role requirements:
Solid understanding of Software‑Defined Networking (SDN) principles
Demonstrated ability to work independently and self‑direct tasks in a complex environment
Strong awareness of network security best practices, compliance standards, and patch management processes
Excellent written and verbal communication skills
Must be willing to support an on‑call rotation
Preferred Qualifications:
Relevant certifications such as CCNP, JNCIP, CCIE, or JNCIE
Experience in high‑availability, mission‑critical environments
Familiarity with scripting languages (Python, Ansible) for network automation is a plus
Experience in government or highly regulated enterprise environments is desirable
Security clearance level: TS/SCI w/Poly
US citizenship required
Certification Required: 8570 compliant with a Security + certificate
GDIT Is Your Place
Growth: AI‑powered career tool that identifies career steps and learning opportunities
Support: An internal mobility team focused on helping you achieve your career goals
Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
Community: Award‑winning culture of innovation and a military‑friendly workplace
Own Your Opportunity Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.
#GREENWAY
#J-18808-Ljbffr
We are seeking a highly skilled and self‑motivated Network Engineer to support a large‑scale enterprise program. This position involves the design, implementation, support, and maintenance of a complex network environment consisting of Juniper and Cisco switches, load balancers, and boundary devices. The ideal candidate will have experience managing networks that support hundreds of thousands of endpoint devices and must have a strong understanding of network security compliance and software‑defined networking (SDN) practices.
The engineer will also be responsible for utilizing Forward Networks software to create virtual network clones, test SDN code upgrades, and assist with comprehensive documentation of the current network infrastructure.
Meaningful Work and Personal Impact
Provide day‑to‑day operational support, troubleshooting, and maintenance of enterprise‑scale Juniper and Cisco switching infrastructure
Configure and maintain load‑balancing technologies and boundary security devices (e.g., firewalls, edge routers)
Leverage Forward Networks to build virtual replicas of the production network, simulate and validate SDN code changes, and document the existing physical and logical network topology
Ensure network integrity, performance, and security for a distributed infrastructure supporting several hundred thousand endpoints
Monitor and respond to network incidents, lead root‑cause analysis and resolution efforts
Maintain and update network diagrams, configurations, and documentation in accordance with industry and organizational standards
Ensure compliance with security policies and regulatory requirements
Participate in planning and executing network upgrades, migrations, and optimizations
Collaborate with cross‑functional teams, including cybersecurity, infrastructure, and application teams
Work independently with minimal supervision while proactively identifying and resolving network issues
What You’ll Need to Succeed Bring your engineering expertise along with a drive for innovation to GDIT. The Network Engineer Senior must have:
Education: Bachelor of Arts or Bachelor of Science
Experience: 5+ years of related experience supporting enterprise networks with Cisco and Juniper technologies
Technical skills:
Strong knowledge of Layer 2/3 networking, routing protocols (OSPF, BGP, EIGRP), VLANs, VRFs, and QoS
Experience configuring and managing load balancers (F5, Citrix, or equivalent) and boundary devices such as firewalls or network access control appliances
Proficiency with Forward Networks or similar digital twin/virtual network simulation tools
Role requirements:
Solid understanding of Software‑Defined Networking (SDN) principles
Demonstrated ability to work independently and self‑direct tasks in a complex environment
Strong awareness of network security best practices, compliance standards, and patch management processes
Excellent written and verbal communication skills
Must be willing to support an on‑call rotation
Preferred Qualifications:
Relevant certifications such as CCNP, JNCIP, CCIE, or JNCIE
Experience in high‑availability, mission‑critical environments
Familiarity with scripting languages (Python, Ansible) for network automation is a plus
Experience in government or highly regulated enterprise environments is desirable
Security clearance level: TS/SCI w/Poly
US citizenship required
Certification Required: 8570 compliant with a Security + certificate
GDIT Is Your Place
Growth: AI‑powered career tool that identifies career steps and learning opportunities
Support: An internal mobility team focused on helping you achieve your career goals
Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
Community: Award‑winning culture of innovation and a military‑friendly workplace
Own Your Opportunity Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.
#GREENWAY
#J-18808-Ljbffr