Jobs in the United States

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Added 1 min ago
Software Engineer, Backend - Factory Software
Base Power Company
Austin, TX
As a software engineer on the Factory Software team, you will be responsible for building the tools we use to purchase, move, manufacture, and deliver batteries to hundreds of thousands of…
Added 1 min ago
Delivery Management Engineer III
Deloitte
Kansas City, MO
Delivery Management Engineer III- AI & Engineering
Added 1 min ago
Delivery Management Engineer III
Deloitte
Saint Louis, MO
Delivery Management Engineer III- AI & Engineering
Added 3 mins ago
Naval Architect & Marine Systems Engineer
RED CAT HOLDINGS
Valdosta, GA
Blue Ops is seeking a highly motivated Naval Architect & Marine Systems Engineer to support the design, engineering, testing, and production of advanced autonomous surface vessels (ASVs)…
Added 11 mins ago
Senior Design Engineer
Eaton Corporation
Woodridge, IL
Eaton’s Distributed IT division is seeking a Senior Design Engineer to lead the development and enhancement of Data Center Hot Aisle Containment (HAC) solutions. This role is based on site…
Added 11 mins ago
Lead Software Engineer - AI
Humana
Chicago, IL
The Lead Software Engineer codes software applications based on business requirements. The Lead Software Engineer works on problems of diverse scope and complexity ranging from moderate to…
Added 14 mins ago
Naval Architect & Marine Systems Engineer
BLUE OPS INC
Valdosta, GA
Blue Ops is seeking a highly motivated Naval Architect & Marine Systems Engineer to support the design, engineering, testing, and production of advanced autonomous surface vessels (ASVs)…
Added 15 mins ago
Lead, Manufacturing Engineering
L3Harris Technologies
Camden, AR
We are seeking a Lead, Manufacturing Engineer to join our growing facility located in Camden, AR to develop, implement and analyze manufacturing engineering plans and projects and…
Added 20 mins ago
MD
Senior Intermediate Planning Engineer
MISO Default Brand
Carmel, IN · Eagan, MN · Little Rock, AR
- $127,000 to $152,000 USD / year
As a Senior Engineer – Intermediate Planning, you’ll help MISO bridge the critical space between long-term transmission planning and real-time operations. Your work will focus on the…
Added 28 mins ago
Korean Bilingual Process Engineer
Cesna Recruitment
Tarboro, NC
Under the general supervision and guidance of the Engineering Manager or senior engineer to whom assigned, perform a variety of functions in the development and/or improvement of production…
Added 28 mins ago
SAS Data Engineer- Linux
Cesna Recruitment
Austin, TX
- Provide specialized support and consultation for optimizing storage solutions with Isilon and NetApp, including data migration, system expansion, and configuration tuning.
Added 28 mins ago
Linux Engineer
Cesna Recruitment
Austin, TX
- Provide specialized support and consultation for optimizing storage solutions with Isilon and NetApp, including data migration, system expansion, and configuration tuning.
Added 28 mins ago
Cisco Network engineer, bilingual in Korean
Cesna Recruitment
Taylor, TX
Monitor and maintain Cisco network equipment in the Data Center, MCP Room, and Fab.
Added 28 mins ago
Program/Project Manager, bilingual in Korean
Cesna Recruitment
Troy, MI
o Prior experience in a Program manager or Design release engineer environment is a plus.
Added 28 mins ago
CR
Automobile Quality & Development Engineer
Cesna Recruitment
Decatur, AL
- $70,000 to $100,000 USD / year
The Senior Quality & Development Engineer is responsible for ensuring product quality while supporting product and process development for automotive carpet materials. This role works…
Added 28 mins ago
Automotive Program Manager (Bilingual in Korean)
Cesna Recruitment
Troy, MI
o Prior experience in a Program manager or Design release engineer environment is a plus.
Added 28 mins ago
CR
Korean Bilingual Mechanical Engineer
Cesna Recruitment
Farmington Hills, MI
- $55,000 to $70,000 USD / year
Create and review 3d data, drawings by using CATIA V5
Added 28 mins ago
CR
Production Technical Support Engineer (Korean Bilingual)
Cesna Recruitment
Pueblo, CO
- $58,000 to $65,000 USD / year
The Production Technical Support Engineer is responsible for providing technical support and continuous improvement leadership for BT production operations, including Plate Cutting,…
Added 29 mins ago
Key Account Manager - Datacenters Sales
Central Moloney
Remote, United States
About the Role: The Key Account Manager develops and grows CMI’s transformer business with data center customers, renewable energy developers, battery energy storage system (BESS)…
Added 29 mins ago
Software Engineer, Backend - Member Software
Base Power Company
Austin, TX
…keep it correct through retries, partial failures, delayed data, changing requirements, and human…
Added 31 mins ago
UO
Senior QA Engineer
University of Colorado Denver
Boulder, CO
- $120,416 to $156,628 USD / year
The QA Engineer (QAE) provides planning, leadership, and supervisory quality assurance expertise to the Safety & Mission Assurance (S&MA) team and flight hardware development projects.
Added 31 mins ago
CL
MAINTENANCE ENGINEER II
City Light & Power
Denver, CO
- $40,123 USD / year
The CLPE Maintenance Engineer II will work with the Engineering Maintenance Team to provide technical expertise in distribution and substation equipment, and collaborate with stakeholders…
Added 38 mins ago
Optical Metrology Engineer
CACI International
Danbury, CT
…scientific and mathematical principles to collect and analyze data across processes and products. You will gain hands-on experience working on unique and challenging optical systems while…
Added 49 mins ago
Radar Frequency (RF) Engineers
SAIC
Denver, CO
SAIC is seeking an Radio Frequency (RF) Engineer Subject Matter Expert (SME) to join the Space and Intelligence Business Group. You would work on a joint Intelligence Community (IC) and…
Added 51 mins ago
Systems Engineer
Celtic Bank
Remote, United States
Celtic Bank is seeking a Systems Patch Engineer to manage and optimize our enterprise patch management program. This role focuses on operating system and third-party application patching…

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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