Linux Systems Administrator

Worker Type Regular

Overview:
Are you looking for a unique opportunity to learn and grow as a Linux System Administrator? If so, AV is looking for you to join the Cyber and Intel Division’s Operation Infrastructure Team. This team is responsible for full life-cycle management of 24x7 mission-focused infrastructure hosting tailored mission applications and solutions. You will be responsible for the day-to-day operations of deployed systems to include monitoring, auditing, log review, maintenance, troubleshooting, and after-hours response.

You should have a strong foundation in both Linux system and network administration with a security-oriented mindset. You will assist in continually improving and growing our Network Operations Center (NOC) capability and defining standard operating procedures following best practices.

In the event of alerts, emergencies, or planned maintenance activities, after-hours support will occasionally be required. As such, excellent verbal and written communication skills, time-management skills, and a customer-focused mindset are required. This is an excellent opportunity to grow your depth and breadth of skills and a path toward more advanced network and solution engineering with direct mission impact.

• 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 escalat[e] 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

• You must be a U.S. Citizen
• Active SECRET level clearance and candidate must be willing to process for TOP SECRET clearance. TOP SECRET clearance is required throughout the duration of this position.
• Bachelor’s degree in information technology (or a related field) or equivalent hands‑on experience
• Willingness to support end-users to include after hours on‑call support
• A 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
• Log analysis and system auditing (2 years)
• Linux system administration (3 years)
• Network administration (2 years)
• Network functional status monitoring and alerting (2 years)

• Active TOP SECRET Security 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

Location: On site 13900 Lincoln Park Dr Herndon, VA 20171

Salary Range: $80,000 to $100,000

TS/SCI

T his position requires access to information that is subject to compliance with the International Traffic Arms Regulations (“ITAR”) and/or the Export Administration…