Senior Network Engineer

Job Description

Job Description

Senior Network Engineer

Company Overview

Dutch Ridge Consulting Group, LLC (DRCG) is an ISO 9001:2015, Department of Veterans Affairs (VA) Certified Veteran Enterprise (CVE), Service-Disabled Veteran-Owned Small Business (SDVOSB). DRCG provides cleared technical support staff throughout the United States with corporate offices in Ashburn, Virginia. DRCG offers expertise in Systems Integration (SI), Information Technology (IT) solutioning, Program Management, Risk Management, Business Process Reengineering (BPR), Requirements Engineering, Workflow Solutioning, and Business Consulting Services. Established in 2016, DRCG is 100% US owned and predominately supports the DoJ, DoW, and DHS. DRCG optimizes client investments by leveraging expertise to better manage the growth and transformation of existing IT environments.

Description

DRCG is seeking a highly motivated, Senior Network Engineer, to support a federal customer's goals to modernize and transform their IT environment to efficiently deliver new technologies to their workforce.

The Senior Network Engineer provides Tier 3 engineering and operational support for classified and unclassified networks across a large, globally distributed enterprise. This role requires deep technical expertise, strong operational discipline, and the ability to collaborate across security, cloud, and infrastructure teams while supporting mission-critical systems.

The engineer will support hundreds of domestic and international locations and operate across on-premise datacenters, campus networks, WAN, and cloud environments.

Current CCNP certification (Route SwitchEnterprise) and Application Centric Infrastructure (ACI) experience required.

Job Location: . Merrifield, VA (3-days on-site)

Responsibilities

• Provide Tier 3 senior-level support for network design, implementation, deployment, and sustained operations across the Drug Enforcement Administration (DEA) enterprise
• Support classified and unclassified environments, ensuring operational continuity, security compliance, and high availability
• Act as a technical escalation point for complex network incidents, outages, and performance issues
• Participate in architecture reviews, design sessions, and implementation planning
• Collaborate with Security, Cloud, Systems, and Application teams to ensure integrated solutions
• Support global operations, including after-hours support and maintenance windows as required
• Develop and maintain engineering documentation, diagrams, and operational runbooks

Technical Requirements

Enterprise Networking

• Expert knowledge of Layer 2 / Layer 3 networking including routing, switching, and troubleshooting at scale
• Strong experience with LAN, WAN, and global network optimization
• Understand Dynamic Multipoint VPN (DMVPN) environments
• Experience supporting campus networks across large user populations
• Operational experience with wireless network design, deployment, and troubleshooting
• Support for network applications installed on client workstations

Datacenter & Infrastructure

• Operational support for on-premise datacenter networks
• Experience with datacenter load balancing (design, configuration, and troubleshooting)
• Strong understanding of high availability, redundancy, and failure domains
• Ability to troubleshoot complex east-west and north-south traffic flows

Cloud Networking

• Provide engineering and operational support for cloud networking in:
• Amazon Web Services (AWS)
• Microsoft Azure
• Experience with:
• Hybrid cloud connectivity
• Cloud routing and security constructs
• Integration between cloud and on-premise environments

Virtualization

• Strong working knowledge of VMware environments
• Understanding of network integration with virtualized workloads
• Experience troubleshooting network issues in virtualized datacenters

Network Access & Security

• Experience designing and supporting network access security solutions
• Strong expertise with 802.1X authentication
• Hands-on experience with Cisco Identity Services Engine (ISE) including:
• Policy enforcement
• Authentication/authorization
• Integration with enterprise identity services

Operational & Professional Skills

• Ability to operate effectively in high-pressure, mission-critical environments
• Strong troubleshooting methodology and root-cause analysis skills
• Experience supporting strict change management and approval processes
• Excellent written and verbal communication skills
• Ability to mentor junior engineers and contribute to team standards
• Strong documentation discipline and operational rigor

Security & Compliance

• Experience supporting classified and unclassified networks
• Ability to follow federal security, compliance, and operational requirements
• Active or ability to obtain appropriate security clearance (as required)

Desired Experience

• Experience supporting large federal or law-enforcement enterprise environments
• Exposure to global network operations
• Prior work in high-availability, 24x7 operational environments

Nice to Have experience:

• Cisco ACI
• Cisco NDO
• Cisco FirePower or other firewall experience
• F5 configuration
• ServiceNow

• Active/current Secret Clearance is required at the time of hire.
• 7+ years of relevant experience
• Bachelors degree in a related field or relevant work experience