System AdministratorCryptic Vector is seeking a sharp, hands-on System Administrator to support mission-critical applications for classified programs. You will play a key role in keeping high-stakes, high-side systems reliable and secure - managing Linux and Windows servers, virtualization platforms, Docker-based services, directory services, networking infrastructure, and endpoint compliance - so our teams can execute mission-essential classified programs without interruption or compromise.
We need an organized, proactive team player who thrives on taking full ownership of complex, secure environments. If you excel in fast-paced, high-security settings and want real responsibility supporting national defense programs, this role is for you.
Responsibilities- Manage Docker-based services and containerized applications across secure production environments.
- Deploy, administer, patch, monitor, maintain, and troubleshoot virtualized applications and systems across classified environments.
- Maintain system services and monitor service health, proactively identifying, troubleshooting, and resolving availability, performance, and reliability issues.
- Plan, coordinate, and execute monthly operating system, application, and infrastructure patching and maintenance activities while minimizing impact to mission operations.
- Develop, implement, execute, and monitor backup and recovery strategies for mission-critical systems and applications, including validating backup integrity and supporting restoration and disaster recovery activities.
- Administer and maintain GitLab environments, including repositories, user access and permissions, CI/CD pipelines, runners, integrations, upgrades, and platform health.
- Administer and maintain Azure environments, including GitLab repositories, pipelines, access controls, integrations, and supporting services used throughout the secure software development lifecycle.
- Perform system- and application-level auditing, logging, and compliance monitoring to meet customer security requirements.
- Support high-side mission systems and air-gapped classified networks in secure environments.
- Work hands-on with users to understand objectives, troubleshoot issues, and collaborate on effective technical solutions.
- Stay current with system administration, automation, security, and DevSecOps technologies and implement improvements that enhance the performance, reliability, maintainability, and security of program systems and applications.
Requirements
- 3+ years of experience managing Docker-based applications and containerized environments in production.
- Strong Linux and Windows system administration skills.
- Current active Top Secret (TS) security clearance with SCI eligibility.
- Experience administering and supporting air-gapped classified networks and systems.
- Hands-on experience with Ubiquiti and Cisco networking equipment and associated network management software.
- Proficiency with Bash, Python, PowerShell, and other scripting or automation languages.
- Working knowledge of PKI and cryptographic principles, with hands-on experience implementing and maintaining PKI-based security solutions.
- Experience configuring, administering, and troubleshooting Kerberos authentication in enterprise environments.
- Familiarity with SSH, access control policies, identity and access management, and secure configuration best practices.
- Security+ certification or ability to obtain certification.
Benefits & PerksAs an Employee First company, we offer a comprehensive and competitive total rewards package:
- 100% company-paid medical insurance for employees
- 100% company-paid dental and vision insurance
- Competitive salary and bonus
- 25% 401(k) company contribution
- Generous PTO, parental leave, bereavement leave, and volunteer time
- Flexible work hours
Tuition reimbursement, training allowance, and internal mobility opportunities
This role requires use of technical data subject to U.S. Government contract restrictions, therefore this posting is only for U.S. Citizens.
