Note: The job is a remote job and is open to candidates in USA. Blue Mantis is seeking a Network Security Engineer to provide technical support in the design and deployment of Network Transformation and Network Operations. The role involves assessing and deploying technology solutions to meet customers' business and security needs while collaborating with the Senior Network Engineer.
Responsibilities
- Participate in daily network, firewall, and operational support
- Ability to troubleshoot network issues and failures and follow best practices and troubleshooting methodology to quickly assess current situations, find solutions, and implement changes to correct and/or update network topologies to ensure stability and functionality
- Provide technical analysis of operational issues and remediations during troubleshooting efforts to ensure documentations and procedures are followed and updated during active events. This includes the ability to report to management
- Stay up to date on emerging technologies and products, including attaining certifications and participation in industry events as appropriate
- Work with various stake holders to lead problem solving, evolve system roadmap and take critical decisions
- Provide clear communication with regular updates/reports to the management team
Skills
- Minimum of 5 years' experience in deployment and configuration and architectural design of networking technologies specific to routing, switching and general network security best practices, in which 3 years must be in customer-facing positions
- Minimum of CCNA or comparable level of knowledge
- Ability to work on call rotation as needed
- B.S./B.A./M.S. degree or equivalent technical training
- Fortinet NSE 6 and NSE 7
- Knowledge of Azure and AWS
- Experience with Aruba ClearPass, Aruba switches and wireless
- Experience with Cisco Firepower Services and Palo Alto security services
- Understanding of encryption and SSL/TLS technologies and best practices
- Experience working for or with local government, service providers, and/or enterprises customers
- Experience in large Data Center or Enterprise/campus designs, architecture, deployment and configuration with physical and virtual appliances. Familiarity with applications driving modern infrastructure design in private and public cloud
- Experience in networking technologies such as STP, Nexus vPC, IPSEC / SSLVPN, Routing: VRF, MPLS, OSPF, BGP and Multi-Homed environments
- Datacenter Network services including Security, Load Balancing, DNS, etc. at the virtual and physical level
- Experience with Cisco, Juniper, Fortinet, HP, Aruba and CATO products (Firewall, Routing / switching, SASE, wireless and security)
- Wireless networking technologies including access-control platforms such as Cisco ISE or Aruba Clear Pass Policy Manager
- IPS/IDS, as well as other NGFW (Next Gen Firewall) features and capabilities
- Ability to write incident and problem record documentation to support daily efforts
- Strong analytical thinking and decision-making skills & highly organized
- Strong ability to influence others and build consensus via excellent verbal and written communication skills
Company Overview
Blue Mantis is a security-first IT solutions & services provider with 30+ years of experience in managed services, cloud, and cybersecurity. It is a sub-organization of Ascensor Limited. It was founded in 1992, and is headquartered in Portsmouth, New Hampshire, USA, with a workforce of 201-500 employees. Its website is https://bluemantis.com/.Company H1B Sponsorship
Blue Mantis has a track record of offering H1B sponsorships, with 2 in 2025. Please note that this does not guarantee sponsorship for this specific role.