Sr. Network Engineer

Xtium; Pakistan; On-site; PKR 2,500,000 - 4,500,000; Full time

Job summary

XTIUM is seeking a Sr. Network Engineer to lead datacenter and hybrid-cloud networking initiatives. You will design and operate complex Cisco environments, including Nexus 9000, ASR routing, and firewall platforms, while collaborating with global teams.

Candidates should have 8+ years in enterprise or service-provider networks, CCIE preferred, and strong Azure networking experience for VPNs, vWAN, and security design.

Qualifications

• 8+ years in cloud, enterprise or service provider networks.
• Mastery of Cisco ASR, Nexus 9000, Catalyst devices.
• Deep firewall experience: Cisco ASA, Firepower/FTD, Fortinet.
• Strong routing and switching fundamentals with BGP/OSPF/EIGRP, MPLS.
• Experience with secure hybrid-cloud networks and troubleshooting.
• Excellent communication with international teams; CCIE preferred.

Responsibilities

• Manage datacenter infrastructure and networking with Nexus 9000, vPC, VXLAN in spine-leaf designs.
• Provide Tier-2/Tier-3 support for complex incidents across on-prem, cloud, and hybrid.
• Design and troubleshoot Azure networking: vWAN, VNets, VPN Gateways, NSGs.
• Configure and support VLANs, OSPF, EIGRP, BGP, MPLS L2/L3 VPNs, NAT/PAT, ACLs.
• Perform upgrades, patches, and lifecycle management; coordinate with providers.

Skills

Cisco Nexus 9000

ASR routers

Firewall expertise

BGP

MPLS

VPN/IPSec

Azure networking

vPC/VXLAN

Education

Degree in Engineering or Computer Science

CCIE Routing & Switching

CCIE Security (preferred)

Tools

Cisco ASA

Firepower/FTD

Fortinet FortiGate

Cisco ACI (preferred)

Job description

## Sr. Network EngineerApply: Remote: Pakistan - Remote: Full time: Posted 3 Days Ago: JR100257*The XTIUM global team is made up of a group of diverse and talented professionals who are all driven by the same goal: excellence and continuous improvement. We are all about embracing challenges, keeping the lines of communication open and working together. We take ownership of our work, focus on learning and growing and hold ourselves accountable to our colleagues and customers. Together, we strive to push boundaries, make an impact and inspire each other to reach our full potential.*## **Job Description:**What You Will Do* Datacenter infrastructure and networking* Work with modern datacenter technologies: **Cisco Nexus 9000**, **vPC**, **VXLAN**, spine-leaf architectures.* Provide **Tier-2/Tier-3** operations support for complex incidents across on-premises, cloud, and hybrid environments.* Work hands-on with **Microsoft Azure networking**: vWAN, VNets, VPN Gateways, NSGs, routing patterns, and connectivity design.* Design and troubleshooting **IPSec Site-to-Site and Remote Access VPNs** across **multi-vendor firewall** solutions (Cisco, Fortinet, etc.).* Architect and support large-scale routing environments, including **BGP**, ISP/MPLS integrations, and performance optimization.* Deploy and manage enterprise infrastructure: **Cisco ASR routers**, Cisco Catalyst, Cisco Nexus, ASA/Firepower firewalls.* Configure and support **VLANs, OSPF, EIGRP, BGP, MPLS L2/L3 VPNs, NAT/PAT, ACLs**, and advanced routing/security features.* Perform upgrades, maintenance, patching, and lifecycle management across network/security platforms.* Coordinate with **ISP/MPLS providers** and create escalation cases with Cisco, Fortinet, Microsoft, and others.* Maintain compliance by following standardized change control, configuration policies, and operational best practices.**What You Bring*** 08+ years of hands-on experience in cloud, enterprise or service provider networks.* Mastery of high-end Cisco platforms (**ASR**, Nexus 9000, Catalyst).* Deep experience with firewalls: **Cisco ASA**, Firepower/FTD, Fortinet FortiGate.* Strong knowledge of routing & switching fundamentals and advanced protocols: BGP, OSPF, EIGRP, STP, VLANs, MPLS services.* Experience building secure hybrid-cloud networks and troubleshooting large-scale, multi-layer issues.* Strong communication and collaboration skills, especially with global teams.* **Experience with Cisco ACI will be preferred** What Qualifies You* Strong interpersonal and communication skills, with the ability to collaborate effectively with international clients and multicultural teams.* Extensive hands-on experience (8+ years) in enterprise and service-provider networking environments, covering design, deployment, and operations.* Proficiency working with high-end Cisco routing platforms, including ASR series routers for large-scale and high-performance networks.* Deep expertise with firewall technologies such as Cisco ASA, Cisco Firepower/FTD, and Fortinet FortiGate.* Advanced experience with Cisco Nexus 9000 platforms, vPC, VXLAN, and modern datacenter network architectures.* Strong command of core networking protocols and technologies: PAT/NAT, IPSec Site-to-Site VPN, Remote Access VPN, STP, EIGRP, OSPF, BGP, VLANs, ACLs, and MPLS services.* Highly knowledgeable in routing, switching, and security best practices, with the ability to diagnose and resolve complex multi-layer networking issues.**Education & Certifications (Preferred)*** Degree in Engineering, Computer Science, or related field (experience can substitute).* **CCIE Routing & Switching**, **CCIE Security** will be preferred.**Why Join Us?*** Work with cutting-edge enterprises and cloud technologies.* Collaborate with global teams and diverse environments.* Contribute to high-impact projects with significant technical depth.RemoteAt XTIUM, we don’t just build IT solutions—we build careers. Our culture is designed to empower individuals to achieve their best while making a real impact. You’ll have the opportunity to connect with our leadership team, embrace challenges, and celebrate success in a dynamic, fast-paced environment. If you’re passionate, driven, and eager to grow, XTIUM is where your potential meets opportunity. Our team members are the driving force behind our success, and we’re looking for passionate, resilient individuals eager to grow and make a meaningful impact. If you’re ready to contribute and help shape the future, XTIUM is the place for you.