Linux System Administrator

AeroVironment•Lincoln Park, VA

1d•Onsite

About The Position

AV is looking for a Linux System Administrator to join the Cyber and Intel Division’s Operation Infrastructure Team. This team is responsible for the full life-cycle management of 24x7 mission-focused infrastructure hosting tailored applications and solutions. The role involves day-to-day operations of deployed systems, including monitoring, auditing, log review, maintenance, troubleshooting, and after-hours response. A strong foundation in Linux system and network administration with a security-oriented mindset is essential. The position will contribute to improving and growing the Network Operations Center (NOC) capability and defining standard operating procedures. Occasional after-hours support will be required for alerts, emergencies, or planned maintenance. Excellent verbal and written communication skills, time-management skills, and a customer-focused mindset are necessary. This role offers an opportunity to expand skills and advance towards network and solution engineering with direct mission impact.

Requirements

Bachelor’s degree in information technology (or a related field) or equivalent hands-on experience
3+ years experience in Linux system administration
2+ years experience in log analysis and system auditing
2+ years experience in network administration
2+ years experience in network functional status monitoring and alerting
An active SECRET level clearance. Candidate must be willing to process for TOP SECRET clearance. A TOP SECRET clearance is required throughout the duration of this position.
Security-minded approach to all engineering and administration efforts
Strong communication skills, (both written and verbal) and technical documentation skills
Detail-oriented and critical thinking mindset

Nice To Haves

An active TOP SECRET Clearance.
NOC/SOC Experience
Knowledge of Splunk (Including development of searches, reports, and dashboards)
Experience with Zabbix
Working knowledge of Ansible and other automation toolsets
Experience with Network and Host based IDS Systems
Netflow analysis skills
Familiar with Python and Bash scripting
Experience with network analysis and troubleshooting tools (i.e., Wireshark and tcpdump)
Vulnerability and compliance scanning with Nessus and other toolsets
Familiarity with Virtualization Technologies such as VMware and Proxmox
Experience with containerization and Docker
Understanding of VPN Technologies such as IPsec or OpenVPN
Understanding of SSL/TLS configurations and certificate management
Willingness to support end-users to include after hours on-call support

Responsibilities

Establish Standard Operating Procedures for all NOC activities
Ensure all deployed systems are operational and accessible by end-users
Quickly and appropriately respond to network outages and security incidents
Configure and manage NOC monitoring dashboards, alerting, and coordinated response
Review and audit system logs daily
Interface with customers to resolve system issues and access requests
Perform system troubleshooting and escalate when appropriate
Coordinate and execute system updates
Thoroughly document all actions, incidents, and findings to include monthly reporting
Assist with implementing automated monitoring and alerting systems
Routine monitoring and integrity verification of system backup
Conduct periodic vulnerability scans to ensure compliance with system specifications
Provide feedback to software developers on system performance, issues, and customer experience
Proactively communicate with team members and management
Continually monitor trends in the IT industry for new products and security advisories to better protect deployed system capabilities