Linux System Administrator

Overview

Linux System Administrator

Are you looking for a with unique opportunity to learn and grow as a Linux System Administrator? If so, BlueHalo is looking for you to join the Cyber and Intel Division’s Operational Infrastructure Team.

This team is responsible for full life-cycle management of 24x7 mission-focused infrastructure hosting tailored 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 define 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.

Clearance

This position requires the successful candidate to have and maintain an active federal security clearance. The ideal candidate will currently possess a Top-Secret security clearance.

However, if you do not possess a current security clearance but meet the job requirements, you should still apply. You must be willing & eligible to obtain a security clearance.

Location

This position is located at 14020 Thunderbolt Place, Chantilly, VA 20151. This role is not remote.

You’d like to do this

• 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

You’re required to have this

• You must be a . Citizen
• 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)

You could have this

• 3-5 years’ experience as a Linux System Administrator
• SECRET (or TOP SECRET) security clearance
• NOC / SOC Experience
• Splunk (Including development of searches, reports, and dashboards)
• Zabbix
• Grafana
• DevOps Ansible or similar toolset
• Network and Host based IDS Systems
• Netflow analysis
• Python and Bash scripting
• Network analysis and troubleshooting tools (., Wireshark and tcpdump)
• Vulnerability and compliance scanning with Nessus and other toolsets
• Familiarity with Virtualization Technologies such as VMware and Proxmox
• Understanding of VPN Technologies such as IPsec or OpenVPN
• Understanding of SSL / TLS configurations and certificate management

Leading the Transformation The BlueHalo Effect

It speaks to who we are as a company, a global protective ring that shields everything we most want to safeguard, an unbroken line that ensures our customers retain the advantage in any battlespace, from high above the Earth to deep in cyberspace.

It’s who we are, a halo, a protector, the light of inspired engineering keeping our Nation safe.

Our vision is a world where national security is certain because technical superiority is assured.

Join us and become a vital element of The BlueHalo Effect!