Senior Network Engineer

Position Title: Senior Network Engineer
Location: Springfield, VA
Clearance Required: Active Top Secret with SCI eligibility (must exist at start)
Polygraph: Must be able to obtain and maintain a Counterintelligence (CI) Polygraph
Overview

We are seeking a career and customer-oriented Senior Network Engineer to join our team in Springfield, VA. This role:

• Provides subject matter expertise (SME), mentorship, on-the-job training, and operational support within the customer's IT networking enterprise architecture
• Supports Networking and Communications Operations and Maintenance (O&M) team
• Is responsible for engineering and operational tasks related to the design, deployment, and optimization of enterprise and data center networks
• Translates stakeholder and Government requirements into network solutions, and supports upgrades, reconfigurations, acquisitions, installations, and testing
• Applies current and emerging technologies to resolve complex network engineering challenges
• Supports and oversees O&M activities using technologies such as Cisco, Juniper, Riverbed, and SolarWinds
• Serves as the highest escalation tier for network issues, guiding troubleshooting and conducting Root Cause Analysis (RCA)
• Maintains as-built documentation and performance plans for network systems
• Collaborates with IT Architecture and Engineering (A&E) teams for technology assessments and modernization initiatives
• Requires approximately 15% annual travel

Required Qualifications

• Cisco Certified Network Professional (CCNP) Data Center certification (Required)
• One of the following: CompTIA Security+ ce, GIAC Security Essentials (GSEC), or SSCP
• Minimum 7 years of progressive experience in network engineering across multi-platform IT systems
• 7+ years experience with enterprise-level Cisco hardware and technologies (IOS, NX-OS, ACI; Voice, Video, Routing, Switching, Security)
• 5+ years experience with Cisco Routing & Switching protocols (e.g., BGP, EIGRP, ICMP, HSRP, OSPF, QoS, STP, VPC, VRF)
• 5+ years experience in network traffic analysis, topology design, load balancing, and secure/fault-tolerant architecture
• Experience with secure networking devices (e.g., Taclanes, Border Guards) and security technologies (e.g., Next Gen Firewalls, ACLs)
• Familiarity with DISA SRGs, STIGs, and U.S. Government IA/security compliance
• Proven leadership of geographically dispersed teams and task execution
• Strong troubleshooting and network monitoring proficiency
• Meets CSWF Network Operations Specialist (441), Intermediate Level per SECNAV M-5239.2

Preferred / Nice to Have

• CCNP in Routing & Switching, Collaboration, or Security
• Certifications in Juniper and Riverbed technologies
• Deep understanding of Cisco data center, LAN/WAN, and security solutions
• Experience supporting secure enterprise network implementation and sustainment
• Familiarity with Cisco ASA and other security appliances
• Knowledge of high availability, disaster recovery, and COOP operations
• Experience with Riverbed Steelhead (WAN Optimization/DPI)
• Experience with Juniper Firewalls and VPNs
• Knowledge of CUCM, TMS, and VCS for Unified Communications
• Experience with SolarWinds NCM
• Background in mentoring and on-the-job training
• Familiarity with Cisco DCNM and/or ACI for SDN and Secure Multi-Tenancy

Benefits

• 100% Paid Medical, Dental & Vision (Employee Only)
• 6% 401(k) Match - Vested Immediately
• 29 Days' PTO
• Flexible Work Schedule
• Tuition & Certification Reimbursement
• Career Growth Opportunities within a growing defense contractor