CrawlJobs Logo

Network Security Developer

Romania, Bucharest · Job Posted January 16, 2026
Apply Position
Job Link Share

Job Description

Pentest-Tools.com is looking for an enthusiastic developer with a strong interest in network security. If you enjoy writing python scripts, are skilled in bash, docker and you feel better working with Linux rather than Windows, we want to talk to you! We want you to lead the development of our Network Vulnerability Scanning solution which is based on OpenVAS. This is a live project, with thousands of active users every day and is a great opportunity to mix your development skills with cyber-security.

Job Responsibility

  • Optimize the existing Network Vulnerability Scanner in terms of speed and reliability
  • Develop new features in order to make the scanner more flexible for our users
  • Develop scanning plugins and tools in order to detect new vulnerabilities
  • Ensure the scanner is updated with the latest vulnerability detection plugins
  • Troubleshoot and debug scanning issues

Requirements

  • Solid programming background (Python, Bash)
  • Good understanding of Linux, network protocols, system administration
  • Good understanding of security concepts, vulnerabilities and how exploits work
  • Familiarity with security testing tools such as: Nmap, Nessus, OpenVAS, etc.

Looking for more opportunities?

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

Similar Jobs for

Network Security Developer

8 matching positions

Network Security Engineer - Global Payment Network (Broadcom Proxy/Netskope SWG)

At Capital One, you will help design, implement, and maintain advanced network s...
Location
Location
United States , McLean; Riverwoods
Salary
Salary:
179400.00 - 225100.00 USD / Year
capitalone.com Logo
Capital One
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • High School Diploma, GED or equivalent certification
  • At least 4 years of experience working in cybersecurity or information technology
  • At least 1 years of experience providing guidance and oversight of Security concepts
  • At least 1 years of experience performing security risk assessments and security architecture reviews
  • At least 1 years of experience with architecture, software design, networking, and cloud infrastructure
Job Responsibility
Job Responsibility
  • Act as a central Network Security point of contact for enterprise initiatives
  • Design, develop, and maintain network security solutions, including secure web gateways, firewalls, and remote access technologies
  • Coordinate and execute proactive security consulting for business and technology teams covering: Network Security Architecture and Design
  • Web Security and Proxy Solutions
  • Secure Remote Access
  • Cloud Security Integration
  • Serve as an expert in the organization’s security capabilities, solutions, policies, and standards
  • Influence teams to integrate security early in development processes and drive automation adoption
  • Escalate and manage cybersecurity risks and provide actionable recommendations
  • Research emerging technologies and trends to maintain a competitive edge in cybersecurity
What we offer
What we offer
  • comprehensive, competitive, and inclusive set of health, financial and other benefits that support your total well-being
  • performance based incentive compensation, which may include cash bonus(es) and/or long term incentives (LTI)
  • Fulltime
Read More
Arrow Right
New

Platform Manager - Network Security

4 Days in the office from any of our locations in RI, Iselin NJ, MA, Pittsburgh ...
Location
Location
United States , Johnston; Phoenix; Westwood; Iselin
Salary
Salary:
175000.00 - 224000.00 USD / Year
citizensbank.com Logo
Citizens Bank
Expiration Date
June 30, 2026
Flip Icon
Requirements
Requirements
  • Deep expertise with firewalls, load balancers, outbound proxies, and security automation frameworks
  • Hands-on proficiency with Palo Alto and F5 technologies, plus AWS/Azure native security and load balancing services
  • Strong experience with industry-leading tools such as ForcePoint, Netskope, Zscaler, and Illumio
  • In-depth knowledge of Zero Trust, micro-segmentation, and modern network security architectures
  • Proven leadership experience managing global engineering teams
  • Demonstrated experience leading audit, compliance, or regulatory engagements within a financial institution
  • Strong understanding of vulnerability management processes, tools, and risk reporting
  • Bachelor’s degree in Computer Science, Cybersecurity, Information Technology, or related field preferred
  • Minimum 5+ years in network security, with at least 5+ years leading engineering or platform teams
  • Professional certifications (CISSP, CCNP Security, CISM, or equivalent) preferred
Job Responsibility
Job Responsibility
  • Lead, mentor, and develop a high-performing global team of security architects and network engineers, with staff located in the U.S. and India
  • Foster a culture of accountability, collaboration, continuous learning, and operational excellence
  • Set clear strategic direction for the product line, ensuring alignment with business goals and enterprise security standards
  • Champion the vision for automated network security and load balancing across Citizens Bank's enterprise infrastructure
  • Oversee the architecture, implementation, and lifecycle management of firewalls, outbound proxies, load balancers, and cloud-native security solutions
  • Drive automation of policy enforcement, including Port Open Request (POR) workflows and Load Balancer (LB) configuration orchestration
  • Implement and mature Zero Trust models and micro-segmentation strategies for both on-prem and cloud environments
  • Serve as SME for key technologies, including Palo Alto, F5, AWS/Azure networking constructs, ForcePoint, Netskope, Zscaler, and Illumio
  • Act as the central point of contact for all network-security-related audits and regulatory reviews — internal, external, PCI, GDPR, and OCC examinations
  • Lead the end-to-end process for responding to audit requests, supplying evidence, coordinating walkthroughs, and managing communication with auditors and banking regulators
What we offer
What we offer
  • competitive pay
  • comprehensive medical, dental and vision coverage
  • retirement benefits
  • maternity/paternity leave
  • flexible work arrangements
  • education reimbursement
  • wellness programs
  • Fulltime
Read More
Arrow Right

Senior Network & Security Engineer

Alter Domus are looking for a talented Network & Security Engineer to come join ...
Location
Location
India , Hyderabad
Salary
Salary:
Not provided
alterdomus.com Logo
Alter Domus
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in computer science, Information Security, or related professional experience
  • 5+ years of hands-on experience as a Network Security Engineer
  • Strong TCP/IP network and security fundamentals
  • CCNP certified or equivalent experience level
  • Additional certifications such as Network+, Security+, and Cloud certifications are also desired
  • Cross platform knowledge and experience to design, configure and troubleshoot WAN/LAN/WLAN technologies in an enterprise environment
  • Knowledge of advanced services and protocols: high availability, load-balancing, BGP, OSPF, SD-WAN, VoIP
  • Hands on experience in implementing and managing next generation firewalls
  • Ability to implement and troubleshoot Firewall policies and IPsec VPNs
  • Experience with Cisco ISE, WLC
Job Responsibility
Job Responsibility
  • Develop and implement security architectures and solutions to safeguard the organization's network
  • Continuously monitor network traffic and security alerts to identify and respond to potential threats
  • Create and maintain security standards, procedures, and documentation to ensure compliance with company policy and regulations
  • Work closely with IT teams to integrate security measures into network infrastructure and applications
  • Stay updated on the latest security trends, threats, and technologies to enhance the organization's security posture
  • Designing, deploying and maintaining global network redundancy
  • Advanced switching and routing – BGP, OSPF
  • SDWAN, Microsegmentation
  • Securing network system by enforcing security policies, performing configuration review/audit, defining and monitoring access
  • Design and optimize firewall rule sets for improved security, performance, and compliance
What we offer
What we offer
  • The opportunity to invest in our growth and success through our Employee Share Plan
  • Support for professional accreditations such as ACCA and study leave
  • Flexible arrangements, generous holidays, plus an additional day off for your birthday
  • Continuous mentoring along your career progression
  • Active sports, events and social committees across our offices
  • 24/7 support available from our Employee Assistance Program
  • Plus additional local benefits depending on your location
  • Fulltime
Read More
Arrow Right

Network Security

We are currently seeking a Network Security to join our team in Noida, Uttar Pra...
Location
Location
India , Noida
Salary
Salary:
Not provided
nttdata.com Logo
NTT DATA
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Must have great experience on Routing & Switching & Wireless
  • Vendors supported - Velo Cloud is must, Cisco, Riverbed
  • Must be expert of routing, switching, wireless, LAN and WAN, i.e. L2 (Wireless IEEE 802.11 a, Ethernet, IEEE 802.1x std. STP, MSTP, RSTP, Dynamic VLAN, HSRP/VRRP.) / L3 (Routing protocols such as EIGRP, OSPF, BGP.), NEXUS, SD-WAN
  • Ensuring all configurations are in compliance with network standards, reviewing log files, SD-WAN, LAN, WAN, NMS
  • Participate in the setup, deployment, maintenance, troubleshooting and documentation of enterprise-level, mission-critical, network infrastructure components
  • Looking to have strong knowledge of Viptela SDWAN (Hands-on) and Wireless
  • Teaming with project managers, cross-functional technology and business teams to ensure successful projects
  • Owning and documenting escalated support tickets and service requests through resolution via ServiceNow
  • Adaptive, communication, presentation and leadership skills
  • Full understanding of WAN/LAN internetworking, protocol interoperability, network architecture development and requirements for testing / proof of concept
Job Responsibility
Job Responsibility
  • Must have great experience on Routing & Switching & Wireless
  • Vendors supported - Velo Cloud is must, Cisco, Riverbed
  • Must be expert of routing, switching, wireless, LAN and WAN, i.e. L2 (Wireless IEEE 802.11 a, Ethernet, IEEE 802.1x std. STP, MSTP, RSTP, Dynamic VLAN, HSRP/VRRP.) / L3 (Routing protocols such as EIGRP, OSPF, BGP.), NEXUS, SD-WAN
  • Ensuring all configurations are in compliance with network standards, reviewing log files, SD-WAN, LAN, WAN, NMS
  • Participate in the setup, deployment, maintenance, troubleshooting and documentation of enterprise-level, mission-critical, network infrastructure components
  • Looking to have strong knowledge of Viptela SDWAN (Hands-on) and Wireless
  • Teaming with project managers, cross-functional technology and business teams to ensure successful projects
  • Owning and documenting escalated support tickets and service requests through resolution via ServiceNow
  • Adaptive, communication, presentation and leadership skills
  • Full understanding of WAN/LAN internetworking, protocol interoperability, network architecture development and requirements for testing / proof of concept
  • Fulltime
Read More
Arrow Right

Senior Network Security Engineer

Cadence is seeking a highly experienced Senior Network Security Engineer to supp...
Location
Location
India , Noida
Salary
Salary:
Not provided
nttdata.com Logo
NTT DATA
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 7+ years of hands-on network security engineering experience
  • Strong expertise with Palo Alto Networks NGFW platforms
  • Deep understanding of SSL/TLS decryption technologies and best practices
  • Experience implementing Palo Alto recommended security architecture and policy changes
  • Hands-on experience with Palo Alto Panorama, Security policies and NAT, Threat Prevention, URL Filtering, SSL Forward Proxy / Inbound Inspection
  • Experience integrating security controls with Cloudflare environments
  • Strong understanding of load balancer technologies and traffic flow concepts
  • Excellent troubleshooting and analytical skills
  • Strong documentation and communication abilities
Job Responsibility
Job Responsibility
  • Lead implementation of Palo Alto recommended changes across approximately 80 NGFW firewalls
  • Design, configure, and optimize SSL/TLS encryption and decryption policies
  • Perform firewall rule analysis, policy tuning, and security hardening
  • Collaborate with Cadence engineering teams on architecture, deployment planning, and operational readiness
  • Work alongside Cloudflare and load balancer infrastructure teams to ensure secure and optimized traffic flow
  • Troubleshoot complex networking and security issues involving encrypted traffic inspection
  • Validate firewall performance, stability, and security compliance after implementation changes
  • Develop implementation documentation, operational procedures, and knowledge transfer materials
  • Mentor and support the junior engineer assigned to the project
  • Assist in transition and operational handoff to the designated Cadence engineer being groomed for long-term ownership
  • Fulltime
Read More
Arrow Right

Network Security Analyst II - RSA Archer Specialist

We are seeking an experienced Network Security Analyst II – RSA Archer Specialis...
Location
Location
United States , Austin
Salary
Salary:
Not provided
dutechsystems.com Logo
Dutech Systems
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Archer Certified Professional (ACP)
  • Level 3 Archer Certified Administrator – Expert Certification
  • Strong hands-on experience configuring and supporting RSA Archer platform solutions
  • Experience with REST APIs, web services, and enterprise system integrations
  • Strong knowledge of Governance, Risk, and Compliance (GRC) processes and security control frameworks
  • Proficiency with JavaScript and jQuery for Archer customizations and dynamic client-side functionality
  • Experience translating complex business requirements into technical configurations and workflows
  • Strong troubleshooting, analytical, and problem-solving skills
  • Excellent written and verbal communication skills
  • Experience working within structured, change-controlled enterprise environments
Job Responsibility
Job Responsibility
  • Design, implement, configure, and maintain RSA Archer GRC solutions across enterprise environments
  • Support and enhance Archer modules including Assessment & Authorization (A&A), Controls Assurance Program Management, Issues Management, Custom Archer Applications, Workflow Automation and Integrations
  • Gather, analyze, and document business and functional requirements and translate them into technical solution designs and implementation plans
  • Configure Archer applications including forms, workflows, questionnaires, surveys, approvals, calculations, access controls, permissions, and data relationships
  • Develop and maintain RESTful API integrations and web services between RSA Archer and enterprise systems such as ServiceNow, CMDB, ITSM, and other risk/compliance platforms
  • Implement client-side scripting and dynamic functionality using JavaScript and jQuery within Archer applications
  • Produce and maintain technical documentation including system configurations, integration specifications, testing plans, change requests, and process documentation
  • Support software development lifecycle (SDLC), change management, release management, and deployment governance processes
  • Troubleshoot application issues, resolve defects, and optimize performance within Archer environments
  • Support user adoption activities through training materials, knowledge transfer sessions, and system walkthroughs
  • Fulltime
Read More
Arrow Right

Network Security Engineer

We are looking for a Network Security Engineer to assist one of our clients in c...
Location
Location
Singapore , Singapore
Salary
Salary:
Not provided
https://www.soprasteria.com Logo
Sopra Steria
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in Computer Science, Information Technology, or related field
  • Proven experience (>5 years) in Connectivity design, implementation, and management
  • In-depth experience knowledge in the following areas: Local Area Network deployment and troubleshooting
  • Cisco Wireless LAN Controllers and Wifi technologies deployment and troubleshooting
  • Cisco Catalyst Center and Cisco Software Defined Access deployment and troubleshooting
  • Network Security technologies such as Palo Alto firewalls, Cisco ASA/Firepower VPN gateways, Cisco ISE and Bluecoat proxy
  • Knowledges in Network automation, scripting or programming
  • High Availability and Disaster recovery
  • Data Center networks
  • Vendor management
Job Responsibility
Job Responsibility
  • To provide support in designing, implementing, and maintaining scalable connectivity infrastructure, including on premise LAN, WAN, Network Security, Network Wireless, Network automation and Network monitoring technologies
  • The accountability on connectivity systems includes a highly complex ecosystem with 3 divisions / 11 countries and more than 45 sites connected
  • Support all strategy and policies compliant with the group and define APAC standards and apply them in a harmonized way to all entities
  • To support Architects when developing technical roadmaps for Connectivity upgrades, ensuring alignment with business objectives and technological advancements
  • To collaborate with cross-functional teams in APAC/Central to assess and address connectivity issues, ensuring timely resolution
  • To support PSL to oversee the design, build and run of Connectivity based on Cisco, Bluecoat and Palo Alto technologies
  • To support PSL in increasing the usage of Network automation on the infrastructure in APAC
  • To support the APAC/Central CyberSecurity team in establishing and enforcing security protocols, policies, and procedures to safeguard system integrity and protect against cyber threats
  • To support PSL in evaluating emerging technologies and recommend innovative solutions to enhance Connectivity capabilities and efficiency
  • To support Connectivity Lead in preparing and managing budgets, resource allocation, and project timelines for cloud and hosting initiatives
What we offer
What we offer
  • Hybrid working mode and Work-from-Abroad benefits
  • 18 days of Annual leave
  • Comprehensive coverage including General Practitioner, hospitalization, dental, and optical
  • Annual bonus based on individual performance
  • Training programs, certification opportunities, and training incentives to support career growth
  • Regular team-building activities and social events
  • Fulltime
Read More
Arrow Right

Network Security Engineer

Zachary Piper Solutions is seeking a Network Security Engineer to support a clas...
Location
Location
United States , Chantilly
Salary
Salary:
150000.00 - 175000.00 USD / Year
pipercompanies.com Logo
Piper Companies
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Active TS/SCI CI Polygraph required in order to be considered
  • Bachelor’s degree from an accredited college in a related discipline and 7+ years of prior relevant experience
  • IAT Level II (GSEC, Security+, SSCP, or CCNA-Security) certification required
  • Minimum/general experience: 10 years of related network experience (firewalls, routers, switches and load balancers)
  • Experience with vendor-neutral C2C capabilities and services, open-source components, DoD integration and networks, and DoD engineering and sustainment procedures to provide real-time C2C expertise is advantageous
  • Assist with the implementation of cyber security tools to network infrastructure
  • Implement DoD standards and cyber best practices to secure the environment (NIST, STIGs)
  • Cisco Identity Services Engine (ISE) experience is preferred but not mandatory
  • Strong understanding of Windows and Linux systems, operating system security practices, TCP/IP networking, 802.1x, and network security concepts is essential
  • Expertise in technologies for large-scale enterprise deployments and data centers
Job Responsibility
Job Responsibility
  • Engineer, design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment support to migrate, deploy, enhance, and maintain C2C services
  • Collaborate with the network service provider to develop and maintain network architecture diagrams
  • Assess and recommend changes or technology upgrades to improve performance, standardization, and align with industry best practices
  • Monitor and investigate C2C performance and faults, providing recommendations for improvements
  • Engage with team members and customers at various levels to gather, provide, or coordinate information
  • Strong communication and customer service skills are essential
  • Support Assessment and Authorization activities related to cybersecurity technologies, where applicable
What we offer
What we offer
  • PTO
  • 11 Paid Holidays
  • Cigna Medical, Dental, and Vision
  • 401k with ADP
  • Certification reimbursement
  • Contract mobility and job stability – Contract through 2026
  • Fulltime
Read More
Arrow Right