{"id":2766025,"url":"https://alion.io/job/persistent-systems-security-engineer","title":"Security Engineer","company":{"id":59479,"name":"Persistent Systems","domain":"persistent.com","url":"https://alion.io/company/persistent-systems","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Zwayam","truth_index":{"grade":"B","score":75,"open_postings":17,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Security","role_family":"Security","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":19500,"max_usd":42000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":11},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"BGP","optional":false},{"name":"GCP","optional":false},{"name":"ISO 27001","optional":false},{"name":"MPLS","optional":false},{"name":"OSPF","optional":false},{"name":"PCI DSS","optional":false},{"name":"SIEM","optional":false},{"name":"VPN","optional":false},{"name":"Wireshark","optional":false}],"status":"live","first_seen_at":"2026-08-27T10:29:29Z","employer_posted_date":"2026-10-17","last_verified_at":"2026-10-17T07:35:17Z","board_verified":true,"closed_at":null,"days_open":50,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":50},"description":"About Persistent\nWe 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.\nOur 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.\nAbout Position:\nWe 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.\nRole: Security Engineer\nLocation: Bengaluru\nExperience: 8 to 12 Years\nJob Type: Full Time Employment\nWhat You'll Do:\nDesign, configure, and maintain enterprise-grade network infrastructure including LAN, WAN, WLAN, SD-WAN, and data center networks.\nManage routers, switches, load balancers, and network segmentation technologies including VLANs, VRFs, NAT, ACLs, Port Channels, and High Availability configurations.\nConfigure and troubleshoot dynamic routing protocols including BGP, OSPF, EIGRP, MPLS, and QoS implementations.\nDeploy, configure, and maintain network security solutions including Next-Generation Firewalls (NGFW), VPN gateways, IDS/IPS, and Web Application Firewalls (WAF).\nDefine, implement, and enforce network security policies, access controls, and security standards.\nConduct vulnerability assessments, security reviews, risk analysis, and remediation planning.\nMonitor network and security infrastructure to ensure availability, performance, and security compliance.\nPerform firmware upgrades, patch management, configuration backups, and disaster recovery preparedness activities.\nTroubleshoot complex network and security incidents using packet captures, log analysis, and monitoring tools.\nCollaborate with Security, Infrastructure, Cloud, Application, and Operations teams to resolve cross-functional issues.\nDevelop and maintain network architecture documentation, security standards, operational procedures, and configurations.\nSupport audit, compliance, and governance requirements across enterprise environments.\nProvide technical leadership and mentoring to junior engineers.\nDrive continuous improvement initiatives focused on network performance, security posture, and operational efficiency.\nExpertise You'll Bring:\n8 to 12 years of experience in Network Engineering and Security Operations.\nStrong expertise in LAN, WAN, WLAN, SD-WAN, and Data Center networking.\nDeep understanding of Routing & Switching, BGP, OSPF, EIGRP, MPLS, QoS, VLANs, VRFs, NAT, ACLs.\nHands-on experience with enterprise firewall and security platforms such as Palo Alto Networks, Fortinet, Cisco ASA, Cisco Firepower.\nStrong experience with VPN technologies, IDS/IPS, and WAF solutions.\nExpertise in packet capture analysis using Wireshark or similar tools.\nExperience performing network troubleshooting, performance analysis, and root cause investigations.\nStrong understanding of network security principles, access controls, and segmentation strategies.\nKnowledge of security frameworks and compliance standards including ISO 27001, PCI-DSS.\nExperience implementing and enforcing security policies and controls.\nStrong documentation, reporting, and governance skills.\nExcellent communication and stakeholder management capabilities.\nAbility to manage multiple priorities in high-pressure environments.\nExperience with disaster recovery planning and business continuity initiatives.\nExperience with AWS, Azure, or Google Cloud networking and hybrid cloud security.\nFamiliarity with SIEM platforms and security monitoring solutions.\nExperience with vulnerability management and threat detection tools.\nKnowledge of Data Center networking architectures.\nExperience with F5 Load Balancers and application delivery technologies.\nSecurity certifications such as PCNSE, CCNP Security, CCIE Security, Equivalent industry certifications.\nBenefits:\nCompetitive salary and benefits package\nCulture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certifications\nOpportunity to work with cutting-edge technologies\nEmployee engagement initiatives such as project parties, flexible work hours, and Long Service awards\nAnnual health check-ups\nInsurance coverage: group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parents\nValues-Driven, People-Centric & Inclusive Work Environment:\nPersistent 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.\nWe support hybrid work and flexible hours to fit diverse lifestyles.\nOur office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities.\nIf you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employment\nLet?s unleash your full potential at Persistent -persistent.com/careers\n?Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind.?","description_format":"text","description_chars":6597,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity","Flexible schedule","Growth opportunities","Hybrid work","Insurance coverage"],"hiring_locations":[{"name":"India","iso":"IN","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Health Care","Information Technology","IT Outsourcing & Dedicated Teams"],"lifecycle":[{"event":"open","at":"2026-10-17T03:59:24Z"}],"visa":[],"liveness":{"score":17,"band":"cold","label":"Long shot","p_open":1,"p_active":0.387,"p_room":0.45,"age_days":50,"expected_fill_days":26,"reasons":["conf:1","stale_co","velocity","win:tail"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/persistent-systems-security-engineer","json_url":"https://alion.io/job/persistent-systems-security-engineer.json","meta":{"generated_at":"2026-10-17T07:52:45Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":10624,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":59479},"rest":"https://alion.io/mcp/rest/get_company?id=59479"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fpersistent-systems-security-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fpersistent-systems-security-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fpersistent-systems-security-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/persistent-systems-security-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fpersistent-systems-security-engineer"}]}