Demo

Senior Network Engineer - Mechanicsville, VA

HCL Global Systems Inc
Mechanicsville, VA Contractor
POSTED ON 9/27/2026
AVAILABLE BEFORE 10/25/2026

Candidate must have in-depth, considerable knowledge and hands-on experience understanding, documenting, and maintaining Network related infrastructure.


Key Responsibilities:

  • Considerable knowledge and working experience with enterprise routers, switches, VPN concentrators, firewalls, wireless access points, and load balancers (including the ability to document, set up, configure, upgrade, manage, and troubleshoot)
  • Be capable of troubleshooting Network related infrastructure.
  • Identifies and diagnoses system problems by using line monitors, diagnostic software, test equipment.
  • Works closely with agency’s IT infrastructure suppliers and stakeholders to gather requirements, specifications, and configurations to assure they are accurate and up to date.
  • Responsible for assisting in troubleshooting and resolving network issues impacting application performance and uptime.
  • Assist in overseeing the installation, documentation, and upgrades of various agency facility data network infrastructure.
  • Will oversee and collaborate with cloud and DevSecOps teams to optimize hybrid connectivity and SDWAN configurations.
  • Must have the ability to provide documentation, network architecture topology diagrams, IP schemes, firewall rules, and access controls when required.
  • Must have the ability to work independently on assigned projects.
  • Must have minimally obtained an industry standard networking certification (example: Cisco CCNA, Juniper JNCIA- Junos, etc.)


Skill

Required / Desired

Amount

of Experience


Considerable knowledge and hands-on working experience with enterprise routers, switches, VPN concentrators, firewalls, and wireless access points.

Required

8

Years


Considerable hands-on working experience setting up, configuring, upgrading, managing and troubleshooting routers/switches, and WAPS.

Required

8

Years


Demonstrated and hands-on ability to design, install and troubleshoot local-area and wide-area enterprise networks.

Required

8

Years


Considerable direct hands-on experience engineering and design experience in networking industry required.

Required

8

Years


Industry standard networking certification (example: Cisco CCNA, Juniper JNCIA- Junos, etc.)

Required




In-depth experience designing installing and troubleshooting local-area and wide-area enterprise networks.

Required

8

Years


Experience monitoring IT environments for compliance with information security, architecture policies, and standards.

Required

8

Years


Experience creating repeatable, reliable, scalable network architectures with fault tolerance.

Required

8

Years


Experience performance tuning, monitoring systems, statistics/metrics collection, and disaster recovery.

Required

8

Years


Experience creating network diagrams using industry standard tools such as Visio, etc.

Required

8

Years


Experience with networking features and protocols such as: ARP, CDP, EIGRP, OSPF, BGP, VTP, Etherchannel, HSRP, QoS, multicast, IPsec, etc

Required

8

Years


Experience working with SDWAN

Desired

3

Years


Experience working with network topology related to Cloud

Desired

3

Years


Familiarity and experience working with cloud networking

Desired

3

Years


Hourly Wage Estimation for Senior Network Engineer - Mechanicsville, VA in Mechanicsville, VA
$43.00 to $51.00
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