Demo

Principal Systems Engineer III (Network)

Jobs via Dice
Clarksburg, WV Full Time
POSTED ON 4/17/2026
AVAILABLE BEFORE 5/15/2026
Job Description

ECS is seeking a Principal Systems Engineer III (Network) to work in our Pocatello, ID or Clarksburg, WV office .

The candidate shall be responsible for design, deployment, testing, certification, patching, and addressing interoperability issues for all features, components, and application dependencies . This include s switches, firewalls, load balancers, software defined networking, private cloud requirements, etc.

Position requirements and duties of the Principal Systems Engineer III (Network):

  • D esign, implement , and provide ongoing support of the Networking Infrastructure within and between data centers.
  • S erve as the advanced matter expert for all data center network environments.
  • C reate and maintain network infrastructure for both bare metal and virtual machines with the appropriate LAN , WAN, vLAN , SDN , firewall and load balancer configurations, using both OEM and third-party tools that include virtual network tools (NSX) and services.
  • P rovision/configure the required networking for servers and applications.
  • E valuate, improve, and maintain the information security throughout the data center network infrastructure.
  • M onitor and correct network issues and create recovery processes for failures and performance bottlenecks. Provide real-time alerts for network problem issues and implement proactive solutions for future problems to include re design or tech refresh.
  • I nstall, configure, test, and maintain system management tools for all data center network components.
  • P roactively ensure the highest levels of systems and infrastructure availability.
  • M onitor and test application performance for potential bottlenecks, identify possible solutions , and work with developers to implement those fixes.
  • M aintain security, backup, and redundancy strategies.
  • W rite and maintain custom scripts to increase system efficiency and lower the human intervention time on any tasks, such as automated provisioning of addresses and VLANS with Infrastructure as a Service (IaaS).
  • P articipate in the design of information and operational support systems.
  • P rovide 4th level support.
  • L iaise with vendors and other IT personnel for problem resolution.
  • E nsure technical documentation exists for all systems and is kept up to date to include inventory and patch levels of all systems to include hostnames, property numbers, IP addresses, enclave, number of cores, number of processors, admin passwords, certificates, and service accounts on a monthly interval.
  • P rovide real-time alerts and dashboard information on network performance and availability.
  • D ocument system configurations to include passwords, access controls, version number, and revision numbers, patch levels, and inventory to include hostnames, TCP/IP addresses, number of processors, and number of cores, memory, and license keys.
  • C ontinually transition knowledge to the Government staff through training and assistance on how to use the technology using industry best practices.
  • P rovide real-time reporting of provisioned and non - provisioned resources such as bandwidth utilized to include performance metrics for availability, performance, and trends.

Required Skills

  • Must have a current Top-Secret Clearance with the capability of obtaining SCI / CI-Poly to meet contract requirements .
  • Individuals must have a minimum of Cisco Certified Network Associate (CCNA), DevNet Associate, or equivalent network vendor associate level certification.
  • Six years of experience.
  • Experience with Application-Centric Infrastructure (ACI), Tetration , Multi-Site-Orchestrator (MSO), Network Assurance Engine (NAE), Network Services Orchestrator (NSO), and Nexus Insights.

Desired Skills

  • A bachelor's degree is preferred.

#ECS1

ECS is an equal opportunity employer and does not discriminate or allow discrimination on the basis any characteristic protected by law. All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, or local jurisdiction law.

ECS is a leading mid-sized provider of technology services to the United States Federal Government. We are focused on people, values and purpose. Every day, our 3200 employees focus on providing their technical talent to support the Federal Agencies and Departments of the US Government to serve, protect and defend the American People.

Salary.com Estimation for Principal Systems Engineer III (Network) in Clarksburg, WV
$98,984 to $116,435
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Principal Systems Engineer III (Network)?

Sign up to receive alerts about other jobs on the Principal Systems Engineer III (Network) career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$108,098 - $130,480
Income Estimation: 
$131,611 - $156,576
Income Estimation: 
$110,730 - $135,754
Income Estimation: 
$128,617 - $162,576
Income Estimation: 
$117,033 - $148,289
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Jobs via Dice

  • Jobs via Dice Sheridan, WY
  • Dice is the leading career destination for tech experts at every stage of their careers. Our client, Varmoda Tech LLC, is seeking the following. Apply via ... more
  • 9 Days Ago

  • Jobs via Dice Burlington, VT
  • Desktop Deployment Technician (Part-Time - 20 Hours a week) (Contract Role) Overview We are seeking a Desktop Deployment Technician to support a large-scal... more
  • 9 Days Ago

  • Jobs via Dice Georgia, VT
  • Dice is the leading career destination for tech experts at every stage of their careers. Our client, AaraTechnologies Inc, is seeking the following. Apply ... more
  • 9 Days Ago

  • Jobs via Dice Alaska, AK
  • job summary: Enterprise Healthcare client has an immediate opening for a highly motivated Project Manager III to join their dynamic and growing team. All q... more
  • 9 Days Ago


Not the job you're looking for? Here are some other Principal Systems Engineer III (Network) jobs in the Clarksburg, WV area that may be a better fit.

  • ADNET Systems, Inc. Fairmont, WV
  • Network Engineer III & The AEGIS IV&V contract has an immediate need for a Network Engineer III at NASA's Wallops Flight Facility in Wallops Island, VA.& &... more
  • 24 Days Ago

  • Huntington National Bank Cambridge, OH
  • Description Brief Description: The Mainframe Systems Engineer III candidate must have experience in one or more of the following disciplines: z/OS installa... more
  • 11 Days Ago

AI Assistant is available now!

Feel free to start your new journey!