Senior System Administrator
Senior System Administrator
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Salary Not Disclosed
1 Vacancy
Job Description
What You Will Do
We are actively seeking a Senior System Administrator to support the operation and sustainment of mission-critical IT this role you will be responsible for maintaining system availability ensuring security compliance and managing efficient configuration across diverse environments. Key duties include monitoring the health and performance of hardware and software automating deployments of baselines and patches resolving system issues and coordinating scheduled events across client server storage network and mobile platforms.
As a Senior System Administrator you will oversee the full operational lifecycle of development and test environments supporting a critical national defense mission. Your work will ensure system reliability and compliance by managing configurations maintaining baselines and collaborating closely with engineering and cybersecurity teams.
Key Responsibilities:
- Maintain and monitor the health and status of client/server/storage/network systems.
- Automate baseline configurations deployments and patching using tools like Ansible.
- Manage virtualization and containerization technologies (VMware/ESXi Docker).
- Support Windows Active Directory and Linux systems (RHEL Rocky Ubuntu).
- Execute system inventory and configuration audits.
- Collaborate with ISSOs to ensure compliance with security policies and standards.
- Utilize CI/CD pipelines (e.g. GitLab) for system and software deployments.
- Respond to service requests and incidents using ticketing systems.
- Document system configurations standard operating procedures and change requests.
- Support disaster recovery planning and incident response activities.
- Present system status updates and metrics to stakeholders and leadership.
Required Skills and Qualifications:
- Minimum of 20 years of experience as a System Administrator supporting programs of similar scope and complexity (4 years may be substituted with a relevant degree).
- Strong knowledge of Linux system administration particularly RHEL Rocky or Ubuntu.
- Experience with configuration management and automation tools (e.g. Ansible).
- Proficient in virtualization tools and environments (e.g. VMware ESXi).
- Understanding of Active Directory CI/CD processes and scripting.
- Familiarity with DoD or NSA frameworks including tools such as BISCOTTI XACTA and Latte-Arte.
- Ability to work collaboratively and communicate effectively with developers stakeholders and leadership.
- Strong organizational and documentation skills.
Desired Skills
- Experience with GitLab CI/CD pipelines.
- Proficiency with Atlassian Suite (JIRA Confluence).
- Familiarity with Nessus or other compliance tools.
- Background in security design disaster recovery planning or system hardening.
- Bachelors degree in Computer Science or related discipline
(Four additional years of relevant experience may substitute for a degree.)
- Must meet DoD 8570 IAT Level II requirements (e.g. CompTIA Security CE)
- Must possess an active TS/SCI with appropriatePolygraph tobe considered for this role
Were an equal opportunity employer. All applicants will be considered for employment without attention to race color religion sex sexual orientation gender identity national origin veteran or disability status.
Required Experience:
Senior IC
Employment Type
Full-Time
