Security Engineer
Persistent Systems · Infra_DU5
Apply ↗Skills
["Network Security""Security Administration"]Technology stack
{}Description
About Persistent We are an AI-led, platform-driven Digital Engineering and Enterprise Modernization partner, combining deep technical expertise and industry experience to help our clients anticipate what’s next. Our offerings and proven solutions create a unique competitive advantage for our clients by giving them the power to see beyond and rise above. We work with many industry-leading organizations across the world, including 20 Fortune 50 companies and 4 of the 5 top banks in both the US and India, and numerous innovators across the healthcare ecosystem. Our disruptor’s mindset, commitment to client success, and agility to thrive in the dynamic environment have enabled us to sustain our growth momentum. Persistent has been recognized across top industry platforms for innovation, leadership, and inclusion. We reported $1,654.4M FY26 revenue with 17.4% Y-o-Y growth. We have delivered 24 sequential quarters of growth with $436.0M in Q4 FY26 revenue, up 3.2% Q-o-Q and 16.2% Y-o-Y growth. Our 27,500+ global team members, located in 18 countries, have been instrumental in helping the market leaders transform their industries. We have been recognized as the Fastest Growing IT Services Brand Globally in the 2026 Brand Finance IT Services 25 Report. We named a Leader in the Everest Group Private Equity (PE) Services PEAK Matrix® Assessment 2026 and Software Product Engineering PEAK Matrix® Assessment 2026. About Position: We are seeking a highly skilled Network / Security Engineer at the L3 level to join our team. The ideal candidate will have extensive experience in enterprise network engineering and security operations, with strong expertise in designing, implementing, and maintaining secure, highly available network infrastructures. This role requires deep technical knowledge, strong troubleshooting skills, and a proactive approach to security and operational excellence. Role: Security Engineer Location: Bengaluru Experience: 8 to 12 Years Job Type: Full Time Employment What You'll Do: Design, configure, and maintain enterprise-grade network infrastructure including LAN, WAN, WLAN, SD-WAN, and data center networks. Manage routers, switches, load balancers, and network segmentation technologies including VLANs, VRFs, NAT, ACLs, Port Channels, and High Availability configurations. Configure and troubleshoot dynamic routing protocols including BGP, OSPF, EIGRP, MPLS, and QoS implementations. Deploy, configure, and maintain network security solutions including Next-Generation Firewalls (NGFW), VPN gateways, IDS/IPS, and Web Application Firewalls (WAF). Define, implement, and enforce network security policies, access controls, and security standards. Conduct vulnerability assessments, security reviews, risk analysis, and remediation planning. Monitor network and security infrastructure to ensure availability, performance, and security compliance. Perform firmware upgrades, patch management, configuration backups, and disaster recovery preparedness activities. Troubleshoot complex network and security incidents using packet captures, log analysis, and monitoring tools. Collaborate with Security, Infrastructure, Cloud, Application, and Operations teams to resolve cross-functional issues. Develop and maintain network architecture documentation, security standards, operational procedures, and configurations. Support audit, compliance, and governance requirements across enterprise environments. Provide technical leadership and mentoring to junior engineers. Drive continuous improvement initiatives focused on network performance, security posture, and operational efficiency. Expertise You'll Bring: 8 to 12 years of experience in Network Engineering and Security Operations. Strong expertise in LAN, WAN, WLAN, SD-WAN, and Data Center networking. Deep understanding of: Routing & Switching BGP OSPF EIGRP MPLS QoS VLANs VRFs NAT ACLs Hands-on experience with enterprise firewall and security platforms such as: Palo Alto Networks Fortinet Cisco ASA Cisco Firepower Strong experience with VPN technologies, IDS/IPS, and WAF solutions. Expertise in packet capture analysis using Wireshark or similar tools. Experience performing network troubleshooting, performance analysis, and root cause investigations. Strong understanding of network security principles, access controls, and segmentation strategies. Knowledge of security frameworks and compliance standards including: ISO 27001 PCI-DSS Experience implementing and enforcing security policies and controls. Strong documentation, reporting, and governance skills. Excellent communication and stakeholder management capabilities. Ability to manage multiple priorities in high-pressure environments. Experience with disaster recovery planning and business continuity initiatives. Experience with AWS, Azure, or Google Cloud networking and hybrid cloud security. Familiarity with SIEM platforms and security monitoring solutions. Experience with vulnerability management and threat detection tools. Knowledge of Data Center networking architectures. Experience with F5 Load Balancers and application delivery technologies. Security certifications such as: PCNSE CCNP Security CCIE Security Equivalent industry certifications Benefits: Competitive salary and benefits package Culture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certifications Opportunity to work with cutting-edge technologies Employee engagement initiatives such as project parties, flexible work hours, and Long Service awards Annual health check-ups Insurance coverage: group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parents Values-Driven, People-Centric & Inclusive Work Environment: Persistent is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds. We support hybrid work and flexible hours to fit diverse lifestyles. Our office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities. If you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employment Let’s unleash your full potential at Persistent - persistent.com/careers “Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind.”
Requirements
["Network Security", "Security Administration"]
Roles & responsibilities
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