Junior Cybersecurity Engineer: Network & Security Ops

Aspen Aerogels, Inc.; United States; On-site; USD 90,000 - 105,000; Full time

Benefits offered by this job

Medical, Dental, Vision

Tuition Reimbursement

Paid Holidays

Sick Time

PTO

401k Employer Match

Life Insurance

Disability Insurance

Job summary

Aspen Aerogels, Inc. is seeking an early-career security and network operations professional to support corporate and OT infrastructure, document architecture, and monitor security platforms.

The role emphasizes hands-on networking, security engineering, and OT security in a dynamic environment. The ideal candidate has a foundational networking background, security knowledge, and a drive to gain experience across corporate networking, data center, and industrial security domains.

Qualifications

• Bachelor's degree in computer science, Information Security, or a related field.
• 2+ years of experience in networking, IT infrastructure, and/or cybersecurity.
• CCNA, Network+, Security+, or comparable certification.

Responsibilities

• Document network architecture, map switches and VLANs, validate VLAN assignments, and assist with approved switch and firewall changes.
• Install, cabling, configuration, inventory, and documentation of switches, firewalls, servers, wireless equipment, and related data center/plant infrastructure.
• Monitor security platforms (EDR, IDS/IPS, SIEM, vulnerability management, email security, password management, firewalls, SASE, privileged access).
• Review security alerts and vulnerability findings; perform initial triage and escalate per procedures.
• Troubleshoot email delivery/authentication issues involving SPF, DKIM, DMARC and third-party senders.
• Conduct recurring security control reviews (user access, privileged accounts, firewall policies, ACLs, vendor access, tool configs).
• Collect, organize, validate, and maintain audit evidence; track remediation and closure of findings.
• Support security awareness initiatives including training and phishing simulations.

Education

Bachelor's degree in computer science, Information Security, or related field

Tools

EDR

SIEM

Vulnerability management

Job description

Aspen Aerogels, Inc. is seeking an early-career security and network operations professional to support corporate and OT infrastructure, document architecture, and monitor security platforms.

The role emphasizes hands-on networking, security engineering, and OT security in a dynamic environment. The ideal candidate has a foundational networking background, security knowledge, and a drive to gain experience across corporate networking, data center, and industrial security domains.