CrawlJobs Logo
Citi Logo Citi · IT - Administration

Perimeter Network Engineer

India, Pune · Job Posted January 18, 2026
Apply Position
Job Link Share

Job Description

The Engineer Sr Analyst is an intermediate level position responsible for a variety of engineering activities including the design, acquisition and development of hardware, software and network infrastructure in coordination with the Technology team. The overall objective of this role is to ensure quality standards are being met within existing and planned frameworks. We are seeking a highly skilled and experienced Network Engineer to join our dynamic IT team. The successful candidate will be responsible for designing, implementing, maintaining, and troubleshooting our organization's network infrastructure. This role requires a deep understanding of network protocols, security best practices, and a proactive approach to ensure network reliability, performance, and scalability.

Job Responsibility

  • Contribute to the budgetary requirement definition for assigned product area, develop functional specifications, and create project plans and software release schedules
  • Partner with business and development teams to identify engineering requirements and assist in defining application and system requirements and processes and maintain engineering relationships with the end user/client
  • Ensure requirements/tasks from technology departments and/or end users are communicated to stakeholders
  • Provide solutions and processes in accordance with audit initiatives and requirements and consult with Information Security officers
  • Exhibit in-depth understanding of engineering concepts and principles
  • Assist with training activities and mentor junior team members
  • Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency
  • Design and implement scalable, secure, and highly available network architectures
  • Plan, configure, and deploy network hardware (routers, switches, firewalls, load balancers, wireless access points) from various vendors (e.g., Cisco, Juniper, Palo Alto, F5)
  • Develop and maintain comprehensive network documentation, including diagrams, configurations, and procedures
  • Diagnose and resolve complex network issues, including connectivity problems, performance degradation, and security incidents
  • Provide expert-level support for all network-related problems, collaborating with other IT teams as needed
  • Participate in an after-hours support for network change activities
  • Implement and manage network security measures, including firewalls, VPNs, and access control lists (ACLs)
  • Ensure compliance with organizational security policies and industry best practices
  • Identify opportunities for network automation to improve efficiency and reduce manual errors
  • Develop and implement scripts (e.g., Python, Ansible) for network configuration, monitoring, and management tasks
  • Work closely with other infrastructure teams (server, virtualization, cloud) to ensure seamless integration and operation of systems
  • Participate in project planning and provide technical expertise for new initiatives

Requirements

  • 8 years + of relevant experience in an Engineering role
  • Experience working in Financial Services or a large complex and/or global environment
  • Project Management experience
  • Consistently demonstrates clear and concise written and verbal communication
  • Comprehensive knowledge of design metrics, analytics tools, benchmarking activities and related reporting to identify best practices
  • Demonstrated analytic/diagnostic skills
  • Ability to work in a matrix environment and partner with virtual teams
  • Ability to work independently, prioritize, and take ownership of various parts of a project or initiative
  • Ability to work under pressure and manage to tight deadlines or unexpected changes in expectations or requirements
  • Proven track record of operational process change and improvement
  • Bachelor’s degree/University degree or equivalent experience
  • 5+ years of experience in network engineering, with a focus on enterprise-level networks
  • Strong proficiency in routing protocols (BGP, OSPF, EIGRP), switching technologies (VLANs, STP, HSRP/VRRP), and VPN technologies (IPSec, SSL VPN)
  • Solid understanding of network security principles and best practices
  • Familiarity with network virtualization technologies (e.g., SD-WAN, NSX)
  • Excellent problem-solving, analytical, and communication skills

Nice to have

  • Relevant industry certifications (e.g., CCNP, JNCIP, CCIE, PCNSE)
  • Experience with cloud networking (AWS VPC, Azure VNet, Google Cloud Networking)
  • Proficiency in scripting and automation (e.g., Python, Ansible, Terraform)
  • Experience with load balancers (e.g., F5 BIG-IP, A10 Networks)
  • Knowledge of VoIP and QoS implementation
  • Experience in a regulated industry (e.g., finance, healthcare)
Citi - All Job Offers

Looking for more opportunities?

Search for other job offers that match your skills and interests.

Suggested Tags: Frontend Developer Secretary Talent Manager Salesforce Administrator Data Analyst
Similar Jobs for

Perimeter Network Engineer

8 matching positions

Perimeter Network Engineer - Vice President

The Engineering Lead Analyst is a senior level position responsible for leading ...
Location
Location
India , Pune
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 11-15 years of relevant experience in an Engineering role
  • Experience working in Financial Services or a large complex and/or global environment
  • Project Management experience
  • Consistently demonstrates clear and concise written and verbal communication
  • Comprehensive knowledge of design metrics, analytics tools, benchmarking activities and related reporting to identify best practices
  • Demonstrated analytic/diagnostic skills
  • Ability to work in a matrix environment and partner with virtual teams
  • Ability to work independently, prioritize, and take ownership of various parts of a project or initiative
  • Ability to work under pressure and manage to tight deadlines or unexpected changes in expectations or requirements
  • Proven track record of operational process change and improvement
Job Responsibility
Job Responsibility
  • Serve as a technology subject matter expert for internal and external stakeholders and provide direction for all firm mandated controls and compliance initiatives, all projects within the group and in creating a technology domain roadmap
  • Ensure that all integration of functions meet business goals
  • Define necessary system enhancements to deploy new products and process enhancements
  • Recommend product customization for system integration
  • Identify problem causality, business impact and root causes
  • Exhibit knowledge of how own specialty area contributes to the business and apply knowledge of competitors, products and services
  • Advise or mentor junior team members
  • Impact the engineering function by influencing decisions through advice, counsel or facilitating services
  • Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency
  • Network Design & Implementation
  • Fulltime
Read More
Arrow Right

Network Engineer

We are looking for an experienced Network Engineer to support and enhance enterp...
Location
Location
United States , Manassas
Salary
Salary:
Not provided
https://www.roberthalf.com Logo
Robert Half
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Hands-on experience working as a Network Engineer in enterprise or large-scale network environments
  • Strong practical knowledge of Cisco routers and core networking principles
  • Proven experience administering Palo Alto firewalls, including policy management and security operations
  • Familiarity with Strata Cloud Manager for firewall oversight and centralized management
  • Experience supporting Aruba switches and using Aruba Central for administration and monitoring
  • Solid understanding of Border Gateway Protocol (BGP) and network routing concepts
  • Working knowledge of Cisco ASA firewall configuration, maintenance, and troubleshooting
Job Responsibility
Job Responsibility
  • Manage and optimize network infrastructure that includes Cisco routing technologies, enterprise switching, and perimeter security platforms
  • Administer Palo Alto firewalls and use Strata Cloud Manager to monitor performance, enforce security policies, and support ongoing operational needs
  • Configure and support Aruba switching environments while leveraging Aruba Central for visibility, device management, and issue resolution
  • Maintain and troubleshoot Border Gateway Protocol (BGP) configurations to ensure dependable routing and external connectivity
  • Support Cisco ASA firewall environments by applying configuration updates, reviewing access controls, and resolving network security issues
  • Diagnose network incidents, identify root causes, and implement corrective actions to minimize downtime and service disruption
  • Collaborate with technical teams to plan, test, and implement infrastructure changes while maintaining network stability and security
  • Create and maintain clear technical documentation for configurations, procedures, diagrams, and support activities
What we offer
What we offer
  • Medical
  • Vision
  • Dental
  • Life and disability insurance
  • 401(k) plan
Read More
Arrow Right

Information Technology Network Engineer

In K-LAGAN we are waiting for you to continue growing together! We are an intern...
Location
Location
Spain , Barcelona
Salary
Salary:
Not provided
k-lagan.com Logo
K-LAGAN
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Experience with network infrastructures and devices (routers, switches, access points, firewalls)
  • Experience with network systems (LAN, WLAN, WAN, SD-WAN, VoIP)
  • Experience with network security (Cisco, CheckPoint, VPN)
  • Have worked with network security (IDS/IPS, WAF, Web and Application Security)
  • Experience with monitoring tools (Nagios)
  • Have a high level of English as you will be working with a multicultural team
Job Responsibility
Job Responsibility
  • Run and manage local infrastructures
  • Efficiently secure the network
  • Provide level 2 and 3 technical support
  • Validate policies
  • Create and maintain a 7/24 environment
  • Contribute to perimeter strategy
  • Define strategic plans and technology research
  • Participate in best practices, standards and technical skills training sessions
  • Cooperate with the IT operations team
What we offer
What we offer
  • Permanent contract and stable project
  • 100% remote project with punctual meeting points in Barcelona
  • Team building activities (Barbecues, tech coffees)
  • Continuous follow-up with TBM
  • Careers and training department
  • Special events (Summer Dinner, Christmas Dinner and Solidarity Day)
  • Birthday off
  • Help in kindergartens, KM and languages
  • Fulltime
Read More
Arrow Right

Network Engineer

Ready to grow your talent and make an impact? Join us and become part of a compa...
Location
Location
Italy
Salary
Salary:
Not provided
namirial.com Logo
Namirial
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strong experience in managing enterprise networks
  • In-depth knowledge of TCP/IP, DNS, DHCP, BGP, OSPF, VLAN protocols
  • Experience with firewalls (e.g., F5, Fortinet, Cisco) and IDS/IPS systems
  • Expertise in configuring site-to-site and client-to-site VPNs
  • Experience with virtualized environments and cloud networking (AWS VPC, Azure VNet)
  • Familiarity with network monitoring tools
  • Knowledge of segmentation concepts, Zero Trust, and perimeter security
  • Strong analytical and problem-solving skills
  • Team-oriented mindset and cross-functional collaboration skills
  • Proactive attitude and focus on infrastructure resilience
Job Responsibility
Job Responsibility
  • Design, configuration, and management of network infrastructure (LAN, WAN, VPN)
  • Administration of firewalls, routers, switches, and load balancers
  • Continuous performance monitoring and capacity planning management
  • Implementation and management of network security solutions
  • Management and optimization of connectivity to cloud environments (e.g., AWS, Azure)
  • Troubleshooting network issues at L2/L3/L4 levels
  • Implementation of high availability and redundancy solutions
  • Collaboration with IT, DevOps, and Security teams
  • Preparation and updating of technical documentation
  • Support in infrastructure and cloud migration projects
What we offer
What we offer
  • Flexible working hours
  • Uncomplicated holiday planning
  • Home office
  • Dynamic and open-minded working atmosphere with attractive benefits
  • An international and motivated team
  • Fulltime
Read More
Arrow Right

Senior Network Engineer

Bumble is seeking a Network Engineer to maintain a stable, predictable, controll...
Location
Location
United Kingdom , London
Salary
Salary:
Not provided
bumble.com Logo
Bumble Inc.
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 3+ years of hands-on Linux systems engineering experience (preferably rpm-based distributions such as RHEL or CentOS)
  • Strong diagnostic and troubleshooting skills spanning application performance, traffic-delivery issues, and complex multi-layer networking challenges
  • Deep understanding of networking across L1–L4 and L7, including copper/optics, Ethernet, and static/dynamic routing
  • Production experience with IS-IS and BGP (OSPF familiarity beneficial)
  • Extensive hands-on experience with Juniper MX, SRX, and QFX devices
  • Practical experience implementing and supporting EVPN-VXLAN architectures
  • Strong background in load balancing (CARP, IPVS, userspace, or enterprise solutions) and packet filtering
  • Experience building and supporting cloud networking architectures (VPC structures, virtual routing, firewalling, hybrid connectivity, etc.)
  • Proficiency with 802.1X, 802.1Q, and bonding/teaming at both the server and network hardware layers
  • Strong diagnostic capabilities with IPv4, ICMP, TCP, UDP, DHCP, and DNS (IPv6 is a plus)
Job Responsibility
Job Responsibility
  • Support and evolve Bumble’s global network infrastructure across multiple data centres and offices, including diagnostics of network subsystems within Linux servers (primarily CentOS/RHEL)
  • Improve network reliability and operational efficiency through configuration management, automation, and continuous optimisation of BAU tasks
  • Contribute to the design, implementation, and operation of cloud networking as we migrate a significant portion of our workloads into cloud environments
  • Collaborate closely with Systems Engineering and SRE teams, sharing networking expertise, participating in design reviews, and shaping resilient, secure platform architectures
  • Manage relationships with global service providers, including IP transit operators, to ensure optimal performance, availability, and accountability
  • Own IP address management, including subnet allocation, VLAN design, and maintaining accurate documentation
  • Strengthen Bumble’s security posture by contributing to perimeter defence, segmentation strategy, and proactive threat prevention
  • Participate in the on-call rota to maintain platform availability and support timely incident response
Read More
Arrow Right

Network Engineer

As a Network Engineer will join the Network & Communications Services Team, repo...
Location
Location
Egypt , Cairo
Salary
Salary:
Not provided
coca-colahellenic.com Logo
Coca-Cola HBC
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s degree in computer science or equivalent hands-on experience
  • 4+ years proven experience as a Network / Cloud Network Engineer with strong focus on Azure networking
  • Microsoft Certified: Azure Solutions Architect Expert or equivalent certifications
  • Deep knowledge of Azure networking services including VNets, vWAN, ExpressRoute, VPN Gateway, Azure Firewall, NSGs, WAF, and hybrid connectivity models
  • Strong understanding of enterprise networking technologies (routing, switching, WAN, Wi-Fi, load balancing, segmentation, SD-WAN)
  • Strong understanding of network and application security principles, including Zero Trust, firewalls, IDS/IPS, and secure remote access
  • Working knowledge of network automation and infrastructure-as-code using Terraform, Ansible, PowerShell, and/or Python
  • Experience working in Agile / SAFe environments and collaborating with DevOps model
  • Strong troubleshooting skills in complex, distributed environments
  • Excellent communication and collaboration skills, including vendor and service-provider coordination
Job Responsibility
Job Responsibility
  • Deploy and operate secure network connectivity across Azure, multi-cloud, hybrid, on-premises, and remote access environments
  • Deploy and support Azure networking services including VNets, vWAN, Azure Firewall, NSGs, Load Balancers, Application Gateway, ExpressRoute, and VPN Gateways
  • Implement and maintain resilient hybrid and multi-cloud connectivity (VPN, ExpressRoute, Direct Connect, SD-WAN, inter-cloud peering)
  • Operate, maintain, and troubleshoot on-premises LAN/WAN infrastructure, including routing, switching, Wi-Fi, load balancing, network segmentation, perimeter firewalls, and SD-WAN environments
  • Integrate Azure cloud networking with on-premises and data center environments
  • Troubleshoot complex network issues and lead technical escalations with managed service providers and cloud vendors
  • Monitor network performance, conduct capacity planning, and optimize cloud and on-prem network services
  • Collaborate with Network Architecture and Cyber Security teams to ensure compliance with security, governance, and enterprise standards
  • Develop and maintain infrastructure-as-code and automation using Terraform, Ansible, PowerShell, and Python
  • Maintain technical documentation, network diagrams, and operational runbooks
What we offer
What we offer
  • Coaching and mentoring programs
  • Development opportunities
  • Equal opportunity employer
  • IT Equipment
  • Learning programs
  • Work with iconic brands
  • Supportive team
  • Volunteering Opportunities
  • Fulltime
Read More
Arrow Right

Cloud Network Engineer

We’re looking for a Cloud Network Engineer to help shape and run the network fou...
Location
Location
Bulgaria , Sofia
Salary
Salary:
Not provided
ebrd.com Logo
European Bank for Reconstruction and Development
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Proven experience designing, implementing, and supporting cloud network technologies
  • Strong hands-on experience with Microsoft Azure networking
  • Experience working in hybrid and/or multi-cloud environments
  • A solid understanding of enterprise networking fundamentals (routing, switching, security)
  • Experience working alongside managed service providers or delivery partners
  • A security-first mindset, with practical experience across perimeter and network security services
  • Microsoft Certified: Azure Network Engineer Associate (or equivalent)
  • Cisco CCNP or similar enterprise networking certification
  • ITIL Foundation (or basic service management knowledge)
Job Responsibility
Job Responsibility
  • Design and support secure, scalable Azure network architectures across landing zones, subscriptions, and tenants
  • Enable hybrid and multi-cloud connectivity, including peering and enterprise integration
  • Deliver a “golden path” for developers, balancing security, usability, and velocity
  • Implement strong network segregation using VNets, NSGs, routing, and security appliances
  • Own and improve perimeter and edge services, including: Web Application Firewalls (SaaS, on-prem, and Azure-native), DDoS protection, SSL VPNs, Load balancing, including Global Server Load Balancing (GSLB)
  • Work with firewalls and threat-prevention platforms (Microsoft, Palo Alto, Check Point, Cisco)
  • Support identity and access flows where they intersect with network design
  • Collaborate closely with managed service providers and professional service partners
  • Design with non-functional requirements in mind: security, availability, scalability, and performance
What we offer
What we offer
  • Varied, stimulating and engaging work that gives you an opportunity to interact with a wide range of experts in the financial, political, public and private sectors across the regions we invest in
  • A working culture that embraces inclusion and celebrates diversity
  • An environment that places sustainability, equality and digital transformation at the heart of what we do
  • Hybrid and flexible working arrangements
  • Fulltime
Read More
Arrow Right

Information Technology Network Engineer

In K-LAGAN we are waiting for you to continue growing together! We are an intern...
Location
Location
Spain , Barcelona
Salary
Salary:
Not provided
k-lagan.com Logo
K-LAGAN
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Experience with network infrastructures and devices (routers, switches, access points, firewalls)
  • Experience with network systems (LAN, WLAN, WAN, SD-WAN, VoIP)
  • Experience with network security (Cisco, CheckPoint, VPN)
  • Have worked with network security (IDS/IPS, WAF, Web and Application Security)
  • Experience with monitoring tools (Nagios)
  • Have a high level of English as you will be working with a multicultural team
Job Responsibility
Job Responsibility
  • Run and manage local infrastructures
  • Efficiently secure the network
  • Provide level 2 and 3 technical support
  • Validate policies
  • Create and maintain a 7/24 environment
  • Contribute to perimeter strategy
  • Define strategic plans and technology research
  • Participate in best practices, standards and technical skills training sessions
  • Cooperate with the IT operations team
What we offer
What we offer
  • Permanent contract and stable project
  • Team building activities (Barbecues, tech coffees)
  • Continuous follow-up with TBM
  • Careers and training department
  • Special events (Summer Dinner, Christmas Dinner and Solidarity Day)
  • Birthday off
  • Help in kindergartens, KM and languages
  • Fulltime
Read More
Arrow Right