• Companies
  • News
By technology
  • Python6k
  • AWS4.6k
  • Docker3.6k
  • Kubernetes3k
  • PostgreSQL2.6k
  • C++1.7k
  • Java1.7k
By category
  • Backend Developer9.4k
  • DevOps Engineer2.4k
  • Data Engineer2.2k
  • Machine Learning Engineer2.1k
  • Embedded Engineer1.8k
  • Full Stack Developer1.5k
  • Mobile Developer620
Work mode
  • On-site15.2k
  • Remote6k
  • Hybrid2k
Job type
  • Full-time22.4k
  • Part-time393
  • Contract339
  • Freelance122
  • internship5
  • seasonal1
Experience
  • Entry level
  • Mid level
  • Senior
  • Staff+
  • Engineering management

The job board for developers. Find your next role at companies that value great engineering.

© 2023-2026 . All rights reserved.

Logos provided by Logo.dev
Add
133 matches
Most relevantNewestHighest base
Inversion

Senior System Administrator

2 months ago
Inversion · Playa Vista, CA
On-siteFull-timeActive Directory · Windows Server
GuidePoint Security

Security Automation Engineer (SOAR) - Mid-Atlantic region (Remote)

2 months ago
GuidePoint Security · Remote
RemoteFull-timeSOAR · Splunk
GuidePoint Security

SecOps Engineer - North Central region (Remote in the U.S.)

2 months ago
GuidePoint Security · Remote
RemoteFull-timeSOAR · SIEM
Flexport

Senior Security Engineer, Detection & Response

2 months ago
Flexport · U.S. Remote
RemoteFull-timeelasticsearch · splunk
Flexport

Senior Security Engineer, Detection & Response

2 months ago
Flexport · San Francisco, CA
On-siteFull-timeelasticsearch · splunk
Flexport

Security Engineer, Corporate Security

2 months ago
Flexport · San Francisco, CA
On-siteFull-timeAWS · Azure
Flexport

Security Engineer, Corporate Security

2 months ago
Flexport · United States
RemoteFull-timeAWS · Azure
DoorDash USA

Senior Detection Engineer

2 months ago
DoorDash USA · United States - Remote
RemoteFull-timePython · Go
CoreWeave

Senior Security Engineer II, Cloud Security

2 months ago
CoreWeave · Livingston, NJ
On-siteFull-timeAWS · Azure
CoreWeave

Senior Security Engineer, Detection Engineering

2 months ago
CoreWeave · Livingston, NJ
On-siteFull-timeSplunk · ELK Stack
CoreWeave

Senior Network Security Engineer, Operational Technology

2 months ago
CoreWeave · Livingston, NJ
On-siteFull-timeKubernetes · Docker
Dark Wolf Solutions

DevSecOps Engineer - SME

2 months ago
Dark Wolf Solutions · Chantilly, VA
On-siteFull-timeDocker · Kubernetes
Archer

Staff IT Systems Engineer

2 months ago
Archer · San Jose, CA
On-siteFull-timeAWS · Azure
  • Previous
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • Inversion

    Senior System Administrator

    Inversion · 🇺🇸 Playa Vista, CA · posted 2 months ago
    ApplyFull posting

    Extracted from the posting

    Base
    Not stated
    Remote
    In-office presence required, Playa Vista CA
    Visa
    ITAR compliance: must be US citizen or lawful permanent resident
    Stack
    Active Directory, Windows Server, Linux, VMware

    The posting, condensed

    Senior System Administrator supporting mission-critical IT infrastructure in defense contracting. Manages cloud services (AWS, Azure, GCP), Windows/Linux systems, containerization, networking, and security compliance. Requires 5+ years in defense/federal environments and ability to obtain Secret/Top Secret clearance.

    About Inversion →

    The full posting

    Advanced Reentry Technologies

    Who We Are:

    Inversion is an aerospace and defense company pioneering advanced reentry technology to enable next-generation capabilities from space. By combining high-performance materials, precision aerodynamics, and mission-driven autonomy, Inversion is transforming reentry into an operational capability for an entirely new class of missions.

    The company’s highly maneuverable reentry spacecraft, Arc, is designed for rapid global cargo delivery, hypersonic testing, and other national security missions that require precise, controlled flight through the atmosphere. Arc creates an entirely new transportation domain, unlocking unprecedented speed and global reach.

    Headquartered in Los Angeles, Inversion designs, manufactures, and integrates its spacecraft under one roof, enabling the company to move rapidly from concept to flight. The company is backed by leading investors including Y Combinator, Spark Capital, and Lockheed Martin Ventures, with customers across the U.S. government and commercial space industry.

    Position Overview

    We are seeking an experienced System Administrator to support mission‑critical IT infrastructure within a defense contracting environment. The ideal candidate will bring strong technical expertise in cloud technologies relevant to a regulated environment. Having a strong comprehension of security, compliance, and operational requirements common to defense and government settings.

    Key Responsibilities

    • Manage cloud services (AWS, Azure, or GCP) including provisioning, monitoring, and cost control aligned with program requirements.
    • Experience managing, maintaining, and optimizing Windows and Linux (RHEL preferred) environments.
    • Experience with containerized environments i.e. Docker and Kubernetes
    • Configure, maintain, and secure network devices, firewalls, VPNs, and segmented networks used in controlled environments.
    • Conduct system patching, updates, hardening, and continuous monitoring to meet security and compliance standards.
    • Implement and maintain technical controls aligned with frameworks commonly used in defense contracting (e.g., ITAR, NIST, DFARS)
    • Assist with identity and access management, including privileged access workflows.
    • Troubleshoot system, network, and application issues to ensure continuity of operations.
    • Support disaster recovery planning, contingency procedures, and backup strategies required for mission assurance.
  • Collaborate with security, compliance, and engineering teams to ensure system readiness and adherence to program requirements.
  • Required Skills and Qualifications

    • 5+ years of experience in comparable environments
    • Professional experience supporting systems within defense, federal, or other highly secure environments.
    • Expertise in virtualization technologies and cloud platforms.
    • Strong knowledge of networking protocols, routing, switching, and secure network design.
    • Understanding of cybersecurity principles, secure configuration, and compliance standards common in defense contracts.
    • Proficiency in Windows and Linux administration.
    • Strong analytical, troubleshooting, and documentation skills.
    • Ability to work within structured processes and controlled change environments.
    • Must have the ability to obtain and maintain a U.S. government Secret/Top Secret security clearance.

    Preferred Qualifications

    • Experience supporting systems tied to government programs or regulated technical environments.
    • Familiarity with automation tools such as PowerShell, Bash, Ansible, or Terraform.
    • Relevant certifications such as AWS Dev Ops, AWS Solutions Architect, Google Professional Cloud Architect, Azure DevOps, Azure Solutions Architect.
    • Relevant security certifications would be a plus.

    Our office headquarters is located in Playa Vista, CA. This position requires in office presence.

    The California annual base salary for this role is currently $97,000 - $154,000. Pay Grades are determined by role, level, location, and alignment with market data. Individual pay will be determined on a case-by-case basis and may vary based on the following considerations: interviews and an assessment of several factors that are unique to each candidate, job-related skills, relevant education and experience, certifications, abilities of the candidate and internal equity.

    ITAR Compliance:

    To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR

    here

    .

    Equal Employment Opportunity:

    Inversion provides equal employment opportunities to all employees and applicants without regard to race, color, religion, age, sex, gender identity, sexual orientation, national origin, veteran status, or disability.

    Inversion collects and processes personal data in accordance with applicable data protection laws. If you are a US Job Applicant see the

    CCPA Privacy Policy Notice

    for further details.