Senior Network Engineer

Blackstone Talent Group, an award-winning technology consulting and talent agency is seeking a Senior Network Engineer to join our Client's team. Blackstone Talent Group is a wholly owned subsidiary of Blackstone Technology Group, a global IT services and software firm that implements technological solutions across commercial industry verticals and the US Federal Government. Blackstone's global talent augmentation practice was founded in 1998.

Blackstone Talent Group has offices in San Francisco, Denver, Houston, Colorado Springs, and Washington, DC. We specialize in providing clients the best talent across a variety of industries and sectors.

The Senior Network Engineer (Level
5) is responsible for the architecture, design, implementation, and optimization of enterprise network infrastructure across multiple locations. As a senior technical leader, this role owns complex network solutions end to end, drives strategic network initiatives, mentors engineers, and serves as the highest point of escalation for critical network issues - ensuring high availability, performance, and security across all network services.

A central focus of this role is leading the organization’s standardization on the Juniper platform, driving the migration and unification of network infrastructure to Juniper (Junos) across all sites.

• Serve as senior technical lead and top escalation point for LAN/WAN, SD-WAN, wireless, and firewall environments
• Architect and design scalable, resilient, and secure network solutions across multiple sites
• Lead the company-wide standardization and migration of network infrastructure onto the Juniper (Junos) platform across all sites
• Lead root-cause analysis and resolution of complex network incidents, outages, and performance issues
• Define and oversee network monitoring, capacity planning, and availability strategies using enterprise tools
• Lead incident response and direct on-call escalations

• Lead deployment and configuration of network infrastructure (switches, routers, firewalls, VPNs)
• Own the network aspects of site buildouts, relocations, and upgrades (MDF/IDF, circuits, redundancy)
• Establish and govern change management standards for network changes
• Define and enforce standardized Juniper (Junos) configurations across all sites

• Design and maintain firewall architecture, network segmentation, and secure access controls
• Drive compliance with corporate security policies (e.g., MFA, NAC, Zero Trust)
• Lead vulnerability remediation and serve as network subject-matter expert for audits (SOX, ISO, etc.)

• Lead network-related projects (cloud connectivity, tenant migrations, SD-WAN rollout)
• Manage vendor and service provider relationships (e.g., ISPs, hardware vendors), including evaluation and selection
• Establish documentation standards for network designs, diagrams, and standard operating procedures
• Mentor and provide technical guidance to junior and mid-level engineers

• Own the long-term network roadmap and lead architecture decisions
• Identify and drive initiatives to improve performance, reliability, and cost efficiency
• Champion network automation to reduce manual effort and operational risk

• Bachelor’s degree in Information Technology, Computer Science, or a related field (or equivalent experience)
• 10+ years of hands-on network engineering experience, including senior or lead responsibilities
• Proven experience designing and leading enterprise network architectures
• Expert knowledge of:
  • TCP/IP, DNS, DHCP, VLANs, and routing protocols (OSPF, BGP)
  • Switching technologies (Layer 2/3)
  • Firewalls and VPN technologies
• Deep, hands-on expertise with…