Sr. Network Engineer
Listed on 2025-12-21
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IT/Tech
Systems Engineer, Cybersecurity, Cloud Computing, Network Engineer
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Sr. Network Engineer - 4 Days / Week onsite in Boston - Contract OR Contract to Fulltime
NO C2C - Must be able to work without sponsorship
$90-100/hr
$150k
Our client needs a Sr. Network Engineer to design, implement, integrate and support enterprise networking and security platforms, including LAN, WAN, wireless, telephony, multi-cloud networking (Azure and AWS), and (SASE) architectures. This role requires deep expertise in Cisco networking, Palo Alto security platforms, SASE/SD-WAN, and public cloud networking
Responsibilities- Design, implement, and support enterprise networking infrastructure
- Architect, deploy, and operate SASE solutions
- Implement and manage Cisco platforms (Catalyst, Nexus, ISR/ASR, Call Manager, IOS-XE/NX-OS).
- Manage and optimize Palo Alto platforms,
- Design, deploy, and administer Microsoft Azure and AWS networking services, including:
- AWS: VPCs, Transit Gateway, Site-to-Site and Client VPN, Direct Connect, Security Groups, Network ACLs, Elastic Load Balancing, Route 53.
- Perform capacity planning, monitoring, and performance optimization across WAN, cloud, and SASE infrastructures.
- Collaborate with security, infrastructure, and application teams on cross-functional initiatives.
- Lead vendor engagements for network hardware, cloud connectivity, SASE services, lifecycle management, and roadmap planning.
- Maintain accurate documentation, including network diagrams, standards, configurations, and operational runbooks.
- Provide Tier-3 escalation support and participate in on-call rotations.
- 8+ years of hands-on experience in enterprise network and security engineering.
- Preferred certifications:
Cisco CCNP/CCIE, Palo Alto PCNSE, Microsoft Azure Network Engineer Associate, AWS Advanced Networking or Solutions Architect. - Expert-level knowledge of:
Cisco routing and switching (BGP, OSPF, EIGRP, MPLS, QoS, VoIP, SIP, H.323). - Palo Alto security technologies (App-, User-, Panorama, Threat Prevention).
- Azure and AWS networking architectures, including private connectivity (Express Route, Direct Connect), hybrid routing, and cloud security controls.
- SASE and SD-WAN architectures, including secure web gateways, zero-trust access, identity-based policy enforcement, and cloud security services.
- Strong experience with Aruba Wireless, Clear Pass, VPNs, and remote access solutions.
- Familiarity with network and security monitoring platforms (Solar Winds, Cisco DNA Center, Palo Alto Panorama, Azure Monitor, AWS Cloud Watch).
- Proven troubleshooting, project execution, and executive-level communication skills.
Mid-Senior level
Employment typeContract
Job functionIT Services and IT Consulting
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