Linux Systems Administrator
BAE Systems - Annapolis Junction, MD
posted 16 days ago
About the position
At BAE Systems, we promote a strong, collaborative culture and provide our employees with the tools, skills and training they need to succeed. We offer a flexible work environment to support the balance in your life and keep you performing at your best. We are seeking a Linux System Administrator to manage essential infrastructure services, ensuring high availability and performance of data center services, physical and virtual server-class systems and storage. In this role you are expected to lead medium-to-large scale projects, design and implement system policies, conduct advance troubleshooting, and are pivotal in the direct recovery efforts during critical system failures. You will also mentor Tier I/II staff members. Professionals in this role are expected to have the ability to work alone and as part of larger team to complete projects on time.
Responsibilities
- Lead security vulnerability assessments and mitigation efforts on Linux systems and other devices, leveraging advanced features of Tenable Nessus.
- Experience with Linux provisioning server tools such as Kickstart and Cobbler to facilitate the automation of network-based system installations of multiple computer operating systems.
- Develop, refine and implement sophisticated security mitigation strategies, contributing to the enterprise's cyber framework.
- Enterprise-level management of Hyper-converged Infrastructure, vendor hardware and software across multiple data centers.
- Use Atlassian's team collaboration software suite like Jira and Confluence to help organize teams, discuss and complete shared work.
- Use ServiceNow or other enterprise digital workflow tools.
Requirements
- Must possess a TS/SCI clearance with appropriate polygraph.
- Advanced expertise in VMware suite, CentOS and RHEL 7/8/9 system administration, and VDI (specifically VMware Horizon, Citrix VDI).
- In depth experience with Active Directory, LDAP and Centrify for identity management, Infoblox for core network services, and proficiency in using Nagios and Splunk for comprehensive system monitoring and analytics.
- Skills in automation scripts and experience with Salt and Ansible for configuration management are crucial.
- 5-9 years of experience in a similar role.
- Bachelor's degree in Computer Science, Information Technology, or a related field. Degree can be substituted with additional 2 years of relevant experience.
Nice-to-haves
- CompTIA Security+ CE (required)
- VMware Certified Professional, Red Hat Certified System Administrator or Red Hat Certified Engineer a plus.
Benefits
- Health, dental, and vision insurance
- Health savings accounts
- 401(k) savings plan
- Disability coverage
- Life and accident insurance
- Employee assistance program
- Legal plan
- Discounts on home, auto, and pet insurance
- Paid time off
- Paid holidays
- Paid parental leave
- Paid military leave
- Paid bereavement leave
- Federal and state sick leave
- Company recognition program
