Dexian · 6 hours ago
Network Engineer
Washington, DC
Full-time
Onsite
Senior Level
7+ years expDexian is a leading technology and professional staffing company with a global presence. They are seeking a Network Engineer to lead the Train Control System support staff, ensuring the maintenance and enhancement of Train Control Systems and network infrastructures.
ConsultingHuman ResourcesInformation TechnologyProfessional ServicesStaffing Agency
Responsibilities
Leads Train Control System support staff in rigorous detailed technical analysis, design, development, and implementation of all aspects of the maintenance and enhancement of the Train Control Systems
Be an integral part of twenty-four by seven availability of four Train Control Systems facilities and network infrastructures, extensive fault-tolerant network capabilities ensuring continuous operations of train movement throughout the Train Control Systems
Configures, administers, and maintains RedHat, Windows systems
Interfaces with outside technical specialists in the review of system problem resolution, and system upgrades
Plans and implements operating systems, hardware, and software upgrades to maintain the equipment at a secure and reliable operating level
Configures and supports networking, including routers, switches, and firewalls
Helps Develop, implement, and monitor network security policy and practices
Helps Develop operating and trouble-shooting procedures for technical staff
Assists with emergency system and network support technical staff on a 24/7 basis
Develops and maintains documentation on network architecture and administrative procedures
Qualification
Required
Bachelor's degree in computer science or equivalent experience required
Must have minimum 7+ years' experience in similar real-time SCADA control systems and their operations
7+ years' experience in networking, workstation, and server operating systems with detailed knowledge in the configuration, implementation and maintenance of multiple platform computer systems hardware and operating system software
Experience in progressing hardware/software projects through their entire lifecycle including specification, design, implementation, testing, maintenance, and documentation
Detailed knowledge in the design, configuration and maintenance of communications networks including switches, routers, and firewalls
Extensive knowledge in security practices on RedHat, Windows PC/Servers and network connections
Skill in oral and written communication to present technical designs, operational procedures, and system documentation
Ability to interact and deal effectively with individuals and committees with diverse, non-technical backgrounds
General knowledge of railroad operations and signaling and electrification concepts
Position requires occasional overnight and weekend work while performing maintenance or upgrades that require system or network outage
Position requires occasional scheduled On Call duty during peak periods or other critical times
Time sensitive emergency situations require immediate fault identification and implementation of corrective action in high-pressure situations
Travel 25 percent
Company
Dexian
Dexian provides services for staffing, talent development, and consulting, with a focus on technology, finance, and project management.
1001-5000 employees
H1B Sponsorship
Dexian has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (65)
Funding
Current Stage
Late StageLeadership Team
Mahfuz Ahmed
Chairman of the Board
Vikram Motiani
Managing Director
Recent News
2025-11-19
Company data provided by crunchbase