Network Security Engineer

About Us

SES LLC is a world leader in the next generation Li-Metal batteries. Its Li-Metal batteries combine the high energy density of Li-Metal with the cost-effective, large-scale manufacturing of conventional Li-ion batteries. We manufacture the world’s lightest rechargeable cells for the Electric Vehicle and eVTOL markets. We are an American hardware and software company with a global presence and operations in Boston, Shanghai, Seoul, and Singapore.

For more info, please visit our website: www.ses.ai

Position Scope

SES LLC has an immediate opening position for a Network Security Engineer. The successful candidate will be a Network Security Engineer, responsible for maintaining SES’s network systems and other technologies in a business setting. They will have the knowledge and skills to help assist SES in resolving Information network issues and cyber security incidents, while having a proactive approach. The Network Security Engineer is expected to manage, configure, and troubleshoot the company’s network infrastructure and cyber security tools in all office locations.

The position will be a hybrid position and report to SES’s IT Manager and is based in Woburn, MA.

Essential Duties And Responsibilities

Networking

• Maintaining computer networks and systems including software, VPNs, firewalls, switches, access points and other physical hardware.
• Installing and configuring network equipment to update or fix hardware or software issues.
• Updating virus protection software to keep data and communications protected.
• Monitoring computer systems to improve network performance for computer systems and networks.
• Communicating networking issues to other employees and management, especially in training new users

Azure

• Configure and maintain Azure Networks environment.
• Configure and maintain site to site connections and VPN connections.
• Configure and maintain security best practices in our Azure tenant.

Cyber Security

• Monitor companies’ network and respond to any threats.
• Take ownership of SentinelOne by configuring & maintaining our tenant policies.
• Monitoring & responding to any alerts in SentinelOne.
• Configure and manage our CheckPoint connect and email & collaboration tenant.
• Assist in any cyber security incidents.

Other:

• Works with System Administrators and IT Managers in planning, installation, and documentation of network topology.
• Assist with other IT tasks as needed.

Requirements

The candidate should have strong interpersonal skills and a demonstrable ability to effectively manage multiple ongoing tasks, be comfortable with troubleshooting last-minute IT issues in a short amount of time. They must be able to work effectively in a highly skilled technical environment and have strong communication skills be able to balance independently resolving issues and work in a team.

Skills

• Have experience configuring & maintaining the following:
• Fortinet Firewalls
• Cisco Meraki Firewalls, Switches, & Access Points
• Dell SonicWall & Switches
• Sanfor Firewalls, Switches, & Access Points
• Proven skills in network engineering, operations, and performance analysis
• Ability to test for, track, and resolve threats including malfunctions and attacks.
• Infrastructure documentation and event reporting capabilities
• Excellent written and verbal communication skills

Qualifications

• Professional certification, such as CISSP, CCNA, or CCNP
• 3-4 years of experience in a network administration role.
• Networking experience with (Meraki, Mikrotik, and Fortinet preferred)
• Comprehensive knowledge of networking concepts and computing infrastructures
• Proven skills in network engineering, operations, and performance analysis
• Previous experience managing and configuring SentinelOne.
• Previous experience managing and configuring email security platforms (Abnomal, Proofpoint, CheckPoint)
• Strong communication skills and thrives working in a team.
• Proficient in spoken Korean (Preferred)