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Network Engineer
Crossflow Technologies
Colorado Springs, CO
- $80,000 to $120,000 USD / year
The TASD contract is seeking a Principal Network Engineer to configure, maintain, patch, STIG, troubleshoot and install network related hardware to include devices such as HP Aruba Network…
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Missile Modeling IR Plume Engineer
Crossflow Technologies
Colorado Springs, CO
- $100,000 to $150,000 USD / year
Threat Systems Engineering (TSE) is responsible for the development and delivery of high-fidelity threat modeling products in support of the Missile Defense Agency (MDA) and MDA's Ballistic…
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Senior Electrical Design Engineer
Muon Space
San Jose, CA
Muon Space is seeking a motivated and enthusiastic Senior Electrical Hardware Engineer to join our growing team in San Jose, CA. This is an exciting opportunity to contribute to the design,…
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Senior Avionics Test Engineer
Muon Space
San Jose, CA
Muon Space is seeking an experienced and hands-on Senior Avionics Test Engineer to join our team in San Jose, CA. In this role, you will own the architecture, development, and scaling of…
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Senior Avionics Engineer
Muon Space
San Jose, CA
Muon Space is seeking a motivated and enthusiastic Senior Avionics Engineer to join our growing team in San Jose, CA. This is an exciting opportunity to contribute to the design,…
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Operational Excellence Engineer
Arcwood Environmental, LLC
Orange, TX
This role sits within the Operational & Engineering Center of Excellence and has a dotted-line relationship to the local Plant Leader.
Added 1 min ago
Engineer I - Structures
American Bureau of Shipping
Harahan, LA · New Orleans, LA
The Engineer I performs engineering design review and analysis assignments normally involving a major project or several smaller, less complex projects. These projects, by nature of their…
Added 1 min ago
Engineer I - Machinery
American Bureau of Shipping
Harahan, LA · New Orleans, LA
The Engineer I designs, reviews, and analyzes assignments normally involving a major project or several smaller or less complex projects. These projects, by nature of their complexity and…
Added 1 min ago
Design Engineer
Surface Combustion
Maumee, OH
The Design Engineer is responsible for creating concept drawings for new product ideas and conducting design studies to identify the most effective configurations. This role collaborates…
Added 1 min ago
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Senior Program Manager & Key Client Lead, Data Centers
Ramboll
Seattle, Washington, WA
- $150,000 to $225,000 USD / year
You will join Ramboll’s North America Power Systems team and work with specialists in substation engineering, protection and control, transmission, interconnection, power generation,…
Added 2 mins ago
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Senior Software Engineer, Backend
Planet Depos LLC
Remote, United States
- $150,000 to $185,000 USD / year
…with a platform built in-house, and we need a senior backend engineer to help build it. You will work closely with an architect and a front-end lead, building systems that legal…
Added 2 mins ago
Associate Director Principal Engineer
AstraZeneca
Mt. Vernon, IN · Mt Vernon, IN · Mt Vernon
The Associate Director Principal Engineer is responsible providing technical support for process manufacturing, including investigation and correction of process-related problems and…
Added 3 mins ago
Software Safety Engineer
Modern Technology Solutions Inc
Huntsville, AL · Huntsville
The Software System Safety Engineer will serve as a key technical authority within the engineering team, responsible for establishing, standardizing, and guiding the software safety…
Added 3 mins ago
Senior Associate Licensed Structural Engineer
Marx Okubo and Assoc.
Denver, CO
As a trusted national architecture/engineering/construction consulting firm, Marx Okubo, A Terracon Company, works with real estate owners, investors, and lenders - at every point of the…
Added 3 mins ago
Supplier Quality Engineer
Meridian Bioscience, Inc.
North Billerica, MA
The Supplier Quality Engineer is responsible for ensuring that suppliers consistently meet the organization's quality, regulatory, and operational requirements. Reporting to the Senior…
Added 4 mins ago
Manufacturing Engineer/Program Manager
RocketForce Technologies LLC
Daytona Beach, FL
…We are looking for a driven, collaborative, and innovative engineer to join our fast-paced team and help shape the future of additive manufacturing for some of the world's most demanding…
Added 5 mins ago
Dams Risk Lead
HDR
Folsom, CA · Walnut Creek, CA · Sacramento, CA
Requires professional engineering license recognized by the licensing board for the location of the position offered. Example: Professional Engineer (PE or P.Eng) license.
Added 5 mins ago
Senior Control Systems Engineer (Instrumentation & Controls)
HDR
Folsom, CA · Walnut Creek, CA
We believe building engineering is more than systems and structures, it’s about powering progress and enabling innovation. As part of HDR’s Building Engineering Services Group, you’ll help…
Added 5 mins ago
Senior EBA Technical Analyst - ServiceNow
Children's Hospital Medical Center
Remote, United States
The ServiceNow Engineer designs, develops, and supports scalable solutions on the ServiceNow platform that enable disciplined IT governance and operational execution across the enterprise.…
Added 5 mins ago
Senior Deployment Engineer - Public Sector
Celonis
Remote, United States
…global ecosystem of partners to make their AI agents, people, systems, and processes work together, achieving transformational outcomes. We believe there's a massive opportunity to unlock…
Added 5 mins ago
Senior Deployment Engineer - Hi Tech
Celonis
CA
…global ecosystem of partners to make their AI agents, people, systems, and processes work together, achieving transformational outcomes. We believe there's a massive opportunity to unlock…
Added 5 mins ago
Senior Deployment Engineer - Health and Life Sciences
Celonis
NY
…global ecosystem of partners to make their AI agents, people, systems, and processes work together, achieving transformational outcomes. We believe there's a massive opportunity to unlock…
Added 5 mins ago
Senior Deployment Engineer - Financial Services
Celonis
NY
…global ecosystem of partners to make their AI agents, people, systems, and processes work together, achieving transformational outcomes. We believe there's a massive opportunity to unlock…
Added 5 mins ago
Lead Deployment Engineer
Celonis
NY
…global ecosystem of partners to make their AI agents, people, systems, and processes work together, achieving transformational outcomes. We believe there's a massive opportunity to unlock…
Added 5 mins ago
Fluid Systems Production Engineer III
Blue Origin Personnel, LLC
Space Coast, FL
5+ years of experience in a manufacturing or design engineering environment, supporting the production of complex mechanical or fluid systems.

Muon Space

Senior Security Engineer - General

San Jose, CA, United States

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Job details

Experience: 5+ years of experience in information security or security engineering roles
Posting language: English
Posted: Jul 31, 2026

Original job description

About the Role

Muon seeks a Senior Security Engineer to join our Security Engineering & IT team. The ideal candidate brings deep expertise across multiple security domains and can operate independently to protect Muon’s infrastructure, data, and people. You will own and advance our security posture across endpoints, networks, cloud environments, and identity systems while contributing to compliance efforts including NIST 800-171 and ITAR/EAR requirements.

This position is hybrid and requires working on-site in our San Jose, CA office three days per week or fully remote from an approved U.S. location.

Responsibilities

Design, deploy, and manage endpoint security solutions (EDR/XDR) across macOS and Windows fleets, including policy tuning, alert triage, and incident response
Own network security architecture including firewall rule management, IDS/IPS tuning, network segmentation, and VPN infrastructure
Lead vulnerability management program - run scans, prioritize findings, coordinate remediation with engineering teams, and track closure metrics
Administer and harden IAM systems (Okta, AWS IAM) including SSO integrations, conditional access policies, privilege access reviews, and lifecycle automation
Develop and maintain security monitoring and alerting using SIEM platforms, building detection rules and response playbooks
Conduct security assessments of new tools, vendors, and architectural changes before deployment
Drive cloud security posture management across AWS environments including IAM policies, S3 bucket security, security group reviews, and CloudTrail/GuardDuty monitoring
Support CMMC Level 2 and NIST SP 800-171 compliance - maintain SSP control narratives, collect evidence, and prepare for assessments
Develop and deliver security awareness training and phishing simulation campaigns
Lead or support incident response activities including containment, forensic analysis, root cause determination, and post-incident reporting
Maintain and improve data loss prevention (DLP) controls for CUI and sensitive data
Contribute to security policy development and keep documentation current as the environment evolves

Qualifications

5+ years of experience in information security or security engineering roles
Strong hands-on experience with endpoint detection and response platforms (CrowdStrike, SentinelOne, or similar)
Demonstrated experience managing enterprise vulnerability scanning tools (Tenable, Qualys, Rapid7, or similar)
Deep understanding of identity and access management principles and hands-on Okta or Azure AD administration
Proficiency with cloud security in AWS (IAM, VPC, Security Groups, CloudTrail, GuardDuty, Config)
Experience with SIEM platforms (Splunk, Sentinel, Elastic, or similar) for log analysis and detection engineering
Solid networking knowledge - firewalls, proxies, DNS security, network segmentation, packet analysis
Familiarity with compliance frameworks such as NIST 800-171, CMMC, SOC 2, or ISO 27001
Excellent written and verbal communication skills - able to convey risk and technical findings to both engineers and leadership

Nice-to-Have Skills

Relevant certifications (CISSP, GIAC, CEH, AWS Security Specialty, or similar)
Experience with infrastructure-as-code security (Terraform, CloudFormation) and CI/CD pipeline security
Background in environments subject to ITAR/EAR export control requirements

Salary

The salary range for this role is $193,000 - $218,000, plus a competitive equity grant and comprehensive benefits package. Final compensation will be determined based on skills, qualifications, experience, and geographic location as assessed during the interview process. About Muon Space

Founded in 2021, Muon Space is an end-to-end Space Systems Provider that designs, builds, and operates LEO satellite constellations delivering mission-critical data. Our revolutionary, integrated technology stack enables customers to optimize every dimension of their missions for faster time-to-orbit and superior constellation remote sensing performance. Our state-of-the-art facility in the heart of Silicon Valley is optimized for manufacturing spacecraft and rapid, flexible payload integration at scale. From climate monitoring to national security, Muon Space is dedicated to delivering Earth Intelligence for a safer and more resilient world.

Taking Care of Our Team

At Muon salary is only part of our total compensation package. In addition to salary, full-time employees receive equity compensation as well as benefits including medical, dental, and vision insurance, a 401k retirement plan, short & long term disability and life insurance. We also offer three weeks paid vacation for new employees, along with 12 paid holidays, unlimited sick time and paid parental leave.

Our mission embraces the entire planet and we believe our team should too. Muon is dedicated to creating a diverse and dynamic company and workforce. We believe in equal employment opportunity regardless of race, color, ancestry, religion, sex, age, national origin, citizenship, sexual orientation, marital status, disability, or gender identity. We value diversity in the workplace, and that starts with our applicants. We encourage you to apply, even if you don't check all the boxes, and we look forward to reviewing your application! In addition, if you need a reasonable accommodation as part of your application for employment or interviews with us, please let us know.

Muon is currently registered and able to hire in the following states:

AL, AZ, CA, CO, CT, DC, FL, GA, IL, IA, ID, MD, MA, MI, MN, MO, NJ, NY, NC, OH, OR, PA, TN, TX, VT, VA, WA

ITAR/EAR Requirements

This position requires access to export controlled information. To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (green card holder), (iii) refugee under 8 U.S.C. § 1157, or (iv) asylee under 8 U.S.C. § 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. The Company may, for legitimate business reasons, decline to pursue any export licensing process.

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More about this job

Skills

Regulatory compliance
Apple macOS
Microsoft Windows
Incident response
IDS
IPS
VPN
Identity and access management
AWS
SSP
Reporting
Loss prevention
Policy development
Documentation
Cybersecurity
Rapid7
Microsoft Azure
Splunk
DNS
Communication skills
Leadership
CISSP
Infrastructure as code
IBM Terraform
CI/CD

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