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Network Engineer, Senior (HPC)

Arlington, VA, US • Posted 1 day ago • Updated 3 hours ago

Full Time

On-site

USD 150,000.00 per year

Fitment

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Job Details

Skills

High Performance Computing
Optimization
Access Control
Strong Authentication
Authorization
Network
Cyber Security
Security Clearance
SAP
DoD
Security+
Customer Engagement
Computer Science
Network Engineering
Network Administration
Cisco Certifications
Command-line Interface
Red Hat Enterprise Linux
Linux
Computer Networking
Interfaces
Performance Analysis
Intellectual Property
IP
Tcpdump
Data Link Layer
Network Layer
TCP/IP
VLAN
DNS
Dragon NaturallySpeaking
DHCP
High Availability
Routing
Switches
Firewall
Virtual Private Network
Juniper
Ciena
HPC
Research
Cisco
ISE
Documentation
Collaboration
Adaptability
Law
Health Care
Insurance
Training

High Performance Computing
Optimization
Access Control
Strong Authentication
Authorization
Network
Cyber Security
Security Clearance
SAP
DoD
Security+
Customer Engagement
Computer Science
Network Engineering
Network Administration
Cisco Certifications
Command-line Interface
Red Hat Enterprise Linux
Linux
Computer Networking
Interfaces
Performance Analysis
Intellectual Property
IP
Tcpdump
Data Link Layer
Network Layer
TCP/IP
VLAN
DNS
Dragon NaturallySpeaking
DHCP
High Availability
Routing
Switches
Firewall
Virtual Private Network
Juniper
Ciena
HPC
Research
Cisco
ISE
Documentation
Collaboration
Adaptability
Law
Health Care
Insurance
Training

Summary

Overview

AMERICAN SYSTEMS, a 100% employee-owned federal government contractor, is seeking a Senior Network Engineer with strong Linux CLI experience to support a secure RHEL-based HPC environment in Arlington, VA.

This role is ideal for a hands-on engineer who can support high-bandwidth, low-latency networks, troubleshoot across network devices and Linux hosts, and help maintain secure, mission-critical inter-site connectivity in a performance-sensitive environment.

This role includes a $5,000 sign-on bonus in addition to a generous compensation package.

Responsibilities

As a Senior Network Engineer working in a secure high-performance computing environment, you will:

Support the design, implementation, and optimization of high-bandwidth, low-latency inter-site networks
Troubleshoot connectivity and performance issues using Linux CLI tools and network device command line interfaces
Administer RHEL-based networked environments, including interfaces, bonding, VLAN tagging, routing, DNS, DHCP, and name resolution
Configure and support Cisco, Juniper, and Ciena infrastructure, including routing, switching, firewalls, VPNs, optical transport, and data circuits
Support network segmentation, ACLs, VLANs, VPNs, and device access control in secure environments
Assist with Cisco ISE administration, authentication, authorization, and policy enforcement
Analyze and resolve issues involving routing, MTU, latency, throughput, and traffic flow
Support maintenance, upgrades, technology refresh, documentation, network diagrams, and operational procedures
Partner with systems, cybersecurity, and infrastructure teams to sustain secure, reliable mission operations

Qualifications

TS/SCI clearance with SAP eligibility
DoD 8140 IAT II certification or higher, such as Security+ CE
Bachelor's degree in IT, Computer Science, Engineering, or related field, or equivalent directly related experience in lieu of degree
5-7 years of experience in network engineering, network administration, or related infrastructure roles
CCNA or higher certification
Strong experience with Linux CLI, including troubleshooting on RHEL-based systems
Experience with Linux networking concepts such as interfaces, bonding, VLAN tagging, routing, name resolution, port connectivity, and performance analysis
Experience using tools such as ip, ss, tcpdump, ping, traceroute, dig, and nslookup
Experience supporting high-bandwidth, low-latency, multi-site networks
Strong knowledge of Layer 2/Layer 3, TCP/IP, VLANs, routing, ACLs, DNS, DHCP, high availability, segmentation, MTU, latency, and throughput
Experience with Cisco routing and switching, firewalls, VPNs, and high-capacity data circuits
Ability to work independently with general direction in a mission-focused team environment

Ideal Qualifications

Experience with Juniper and Ciena
Experience supporting HPC, research computing, or other performance-sensitive environments
Experience with Cisco ISE
Familiarity with optical transport and inter-site connectivity
Strong documentation and cross-team collaboration skills
Professional, adaptable, and open to learning new tools and technologies

Pay Transparency Statement

AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $150,000.00/Yr. - USD $180,000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.

EEO Statement

EEO Race/Sex/Disability StatVeteran Status

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Dice Id: RTL010594
Position Id: bde68fa9c50d45c6f7a811b0353ed61e
Posted 1 day ago

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