Senior Network Administrator

Xcimer Energy

Denver, Colorado, United States

Denver, Colorado, United States

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À propos

Xcimer Energy leverages decades of research on Inertial Fusion Energy (IFE) combined with groundbreaking new laser architecture. Our mission is to deploy fusion power plants to meet global decarbonization goals as fast as possible. Xcimer has assembled a team of leaders in tough tech, fusion science, and manufacturing with a track record of rapid execution. Supported by leading investors, Xcimer is uniquely positioned to deliver limitless, clean, fusion power to combat climate change. Join us in powering a better world with inertial fusion
As a Senior Network Administrator , you will apply your skills in order to architect and govern our growing infrastructure and play a critical role in the development of our digital ecosystem. We are looking for administrators to apply their technical expertise, problem solving skills, and dedication to quality in order to radically impact the future of energy
We are looking for an experienced professional who is passionate about: Designing elegant, scalable network architecture, building resilient and secure connectivity between complex digital systems, and maintaining best practices for regulated environments while ensuring operational efficiency Responsibilities

Own and deliver on the following:

Meraki Cloud and Cisco ISE Ownership and Configuration

Develop, configure, test and deploy scalable Cisco architecture for an ever-growing network of hubs spanning the US and increase the resiliency and redundancy of critical network infrastructure
Architect and implement secure office networks in a regulated environment
Design and deploy policies for device authentication on office networks, VPN for remote workers, and site-to-site connections, including but not limited to device-based network level authentication, secure certificate distribution, remote access, site-to-site VPN, wake-on-LAN, VPN connectivity, and secure VoIP
Provide strategic insight and ownership of continued network expansion involving both large data and operations hubs as well as satellite offices and installations
Assist IT staff with external service integrations involving SSO and endpoint management

Air-gapped (IoT) Network Architecture and Server Management

Collaborate with controls and engineering teams to develop efficient and secure infrastructure for interconnected offline systems and on-premises server stacks
Implement and maintain methodologies for high-density data transactions and exports
Establish access protocols for external maintenance of air-gapped hardware

Ensure Network Security for Regulatory Compliance

Implement required controls and security policies in keeping with nuclear-related government compliance standards (NIST, ITAR, etc.)
Administrate and enforce access control policies involving environments aligned to FedRAMP High controls
Maintain and support audit efforts as it relates to network log retention, alerting and monitoring

User Support and Documentation

Provide Tier 2/3 support for user connectivity and access control issues across the organization
Ensure responsive communication and oversee critical remediation steps during outages and network failures
Maintain documentation for network infrastructure, compliance requirements and export-controlled workflow
Educate technical staff members on best industry practices involving networked systems development and maintenance

Qualifications

Education: Bachelor's degree in Engineering, Information Systems, Computer Science, or equivalent industry experience
Experience: 3-7+ years of hands-on experience as a Network Administrator
Experience with: Cisco-based network infrastructure (Meraki, Site-to-site VPN, MX Firewall, Catalyst Series, ISE, etc.), common network protocols (DNS, DHCP, TCP/IP, RDP, HTTP(S), SAML, SSH, IPSec, IEEE 802.1X, etc.), and Microsoft Identity Management Systems (Entra, Active Directory, Intune)
Fundamental understanding of network security protocols and common endpoint protection methodologies
Experience developing large-scale network architecture in regulated industries (both in parallel with established systems and from-scratch scenarios)
Strong communication skills and experience working in a cross-functional capacity involving numerous industry teams
Must be a U.S. citizen or national, U.S. permanent resident (current Green Card holder), orlawfully admitted into the U.S. as a refugee of granted asylum

Desired

Experience developing third-party integrations via Microsoft Entra identity services or equivalent (enterprise applications, REST API, SSO, etc.)
Experience managing server system architecture in hybrid environments
Experience facilitating efficient connectivity with enterprise database systems (Microsoft SQL Server or equivalent)
Experience implementing CMMC Level 2 network security controls
Familiarity with microservice architecture and associated frameworks (Kubernetes, Helm, Terraform, etc.)

$115,000 - $150,000 a year Candidates may be considered for other positions at Xcimer Energy, and our actual base salary will be determined on an individual basis and may vary based on job-related knowledge and skills, education, and experience. The range is published in accordance with Colorado Equal Pay for Equal Work Act and California Equal Pay Act. Equal Employment Opportunity Xcimer Energy is proud to be an Equal Opportunity/Affirmative Action Employer and is committed to attracting, retaining, and developing a highly qualified, diverse, and dedicated work force. Xcimer Energy hires and promotes people on the basis of their qualifications, performance, and abilities. We support the establishment and maintenance of a workplace that fosters trust, equality, and teamwork, in which all employees recognize and appreciate the diversity of individual team members. We provide all qualified applicants for employment and employees with equal opportunities for hire, promotion, and other terms and conditions of employment, regardless of their race, color, religion, gender, sexual orientation, gender identity, national origin/ethnicity, age, physical or mental disability, genetic factors, military/veteran status, or any other status or characteristic protected by federal, state, and/or local law. Xcimer Energy will consider for employment qualified applicants with criminal histories in a manner consistent with applicable federal, state, and local laws. For more information on "EEO Is the Law," please see here and here. Benefits Xcimer offers a comprehensive benefits package designed to support employee health, well-being, and long-term success. Benefits include medical, dental, and vision coverage; basic and supplemental life insurance; short- and long-term disability; paid parental leave for employees at the time of birth or adoption; and a 401(k) with a company match of up to 6%. Eligible employees also receive equity, allowing them to share in the company's long-term success. Xcimer operates under a flexible Paid Time Off (ATO) approach. Rather than a fixed number of vacation days, employees are trusted to take the time they need to rest and recharge while meeting the expectations of their role and team. In addition, employees receive paid sick time, 13 company-paid holidays, and an annual paid company shutdown. Benefits are available to regular employees, including part-time and fixed-term roles, as well as interns, with eligibility varying by benefit. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Denver, Colorado, United States

Compétences linguistiques

English

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