Senior Network Systems Engineer

Electric Hydrogen’s mission is to make molecules to decarbonize our world! Our outstanding people are our most important asset and will allow us to deliver hydrogen from renewable electrolysis for heavy industry, at prices below fossil fuels. We are seeking a Senior Network Engineer to join our Information Technology team. This role is responsible for the design, implementation, security, and operation of Electric Hydrogen's enterprise network infrastructure across offices, manufacturing facilities, data centers, and cloud environments. You will deliver highly available, scalable, and secure network services that support business operations, partnering closely with Systems Engineering, Cybersecurity, Cloud Infrastructure, and Manufacturing Engineering teams.This position is based on-site at our San Jose, CA, or Devens, MA, office, with hybrid accommodations possible for a highly qualified candidate. The role reports to the Director of Information Technology.Primary ResponsibilitiesDesign, implement, and maintain secure, resilient enterprise network infrastructure across multiple locationsDesign and support campus, WAN, wireless, VPN, and data center networksDevelop network segmentation strategies, VLAN architectures, routing, switching, firewall policies, and secure remote access solutionsEvaluate, recommend, and implement new networking technologies and architectural improvementsEnsure high availability, redundancy, and disaster recovery for critical network infrastructureConfigure, maintain, and troubleshoot enterprise network infrastructure, including switches, routers, firewalls, wireless systems, and load balancing technologiesManage enterprise firewall platforms, VPN connectivity, NAC, and network access controlsMonitor network performance, availability, and security using enterprise monitoring toolsInvestigate and resolve complex network performance and connectivity issuesImplement security best practices including network segmentation, Zero Trust principles, IDS/IPS, and secure remote accessSupport vulnerability remediation and infrastructure hardening initiativesSupport networking for VMware-based data centers and hybrid cloud environmentsDesign and maintain connectivity between on-premises infrastructure and cloud platforms including Azure and AWSSupport DNS, DHCP, IP address management, and network servicesAssist with backup, disaster recovery, and business continuity planning from a networking perspectivePartner with Systems Engineering, Cybersecurity, Cloud Infrastructure, Manufacturing Engineering, and external vendors to deliver reliable infrastructure solutionsParticipate in infrastructure planning, technology evaluations, and cross-functional projectsProvide Tier III escalation support for complex networking issuesDevelop and maintain network diagrams, standards, configurations, and operational documentationCreate standard operating procedures and troubleshooting guidesMentor junior IT staff and share networking best practices across the organizationQualificationsBachelor's degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent experience8+ years of experience designing, implementing, and supporting enterprise network infrastructureStrong experience with enterprise routing and switching technologiesHands-on experience administering Fortinet and Cisco networking platforms, including FortiGate firewalls, FortiManager, Cisco switches, routers, and wireless infrastructureExperience designing secure enterprise networks using VLANs, routing protocols, VPNs, firewall policies, and network segmentationFamiliarity with VMware networking and virtual infrastructureExperience with network monitoring, troubleshooting, and performance analysis toolsStrong understanding of enterprise cybersecurity principles and Zero Trust networkingExcellent documentation, communication, and project management skillsExperience supporting manufacturing, Operational Technology (OT), or industrial environments preferredFamiliarity with industrial networking technologies, including Ethernet/IP, PROFINET, Modbus TCP, OPC UA, or DNP3 preferredUnderstanding of OT cybersecurity principles, including network segmentation and standards such as IEC 62443 or NIST SP 800-82 preferredExperience working with SCADA systems, industrial automation platforms, or industrial control networks preferredExperience supporting Fortinet Secure SD-WAN, FortiAnalyzer, or FortiAuthenticator preferredRelevant certifications such as CCNP Enterprise, CCIE, Fortinet Network Security Expert (NSE/FCP/FCSS), CISSP, or GICSP strongly preferred#LI-OnsiteCompensation and Benefits | P4 MA Zone$135,000—$160,000 USDActual base salary offered to the hired applicant will be determined based on their work location, level, qualifications, job-related skills, as well as relevant education or training and experience.​Base salary is just one part of Electric Hydrogen’s total rewards package. We feel strongly that our team should not have to worry about having quality healthcare. In addition to the base salary offered, the hired applicant may receive:​an equity grant​time off programs​a $75/month cell phone allowance​a 4% employer 401(k) match​access to competitive medical, dental, vision, life insurance, short-term & long-term disability plansa discretionary bonus​Electric Hydrogen’s benefits programs are subject to eligibility requirements.About Electric HydrogenElectric Hydrogen is a team of the world's experts in scaling technologies for the post-carbon world, with a proven record in transforming the grid and transportation sectors. Backed by some of the world's top venture capital firms, we design and manufacture electrolytic hydrogen systems matched to renewable power sources to create green hydrogen by splitting water. We are building a cost-effective and transformative path between renewable energy and multiple large industrial sectors. Abundant and low-cost renewable energy sources will power the world, and Electric Hydrogen technology will use this energy to decarbonize industry through sustainable materials. We were founded in 2020 and are based in California and Massachusetts.Electric Hydrogen is proud to be an equal opportunity employer. We are dedicated to building a diverse, inclusive, and authentic workplace for all to belong. We are aware that people from historically underrepresented groups are less likely to apply if they don't meet 100% of the job requirements. We are actively working on efforts to change this social norm. If you are excited about this role, we encourage you to apply!