Senior DevOps Engineer

We're looking for an experienced Senior DevSecOps - Linux ninja to help us build, ship, and secure world class, mission critical software deployed across a variety of platforms and environments. The ideal candidate will have RedHat Certifications (RHCE, RHCA, etc), deep hands-on low level Linux experience, and familiarity with DevSecOps practices.

Some of what you'll do:

• Install, configure, and maintain data communication networks, Linux operating systems, and physical and virtual servers
• Perform system monitoring and verify the integrity and availability of hardware, network, and server resources and systems
• Review system and application logs and verify completion of scheduled jobs, including system backups
• Analyze network and server resource consumption and control user access.
• Install and upgrade software and maintain software licenses
• May assist in network modeling, analysis, planning, and coordination between network and data communications hardware and software
• Support functional and system level testing

Requirements

Skills and experience you bring:

• 4+ years of experience as a Linux Engineer or DevSecOps with deep Linux expertise
• Experience with Initial RAM File System (Initramfs): dracut, custom modules, modifying existing modules
• Experience with SELinux: understanding AVC denials, writing custom policies, custom file contexts, custom user contexts, policy modules
• Experience with Network Manager: layer 2/3 networking, bridges, tunnels, etc.
• Experience with Package Management: air-gapped repositories
• Experience with PXE Boot/Kickstart
• Experience with Virtualization: KVM, libvirt, virt-install, qcow2/raw disks, overlays
• Experience with the following: firewalld, aide, systemd, chronyd, rsyslog, DAR, Clevis/Tang, journalctl, grub, FIPS, auditd, PAM, authselect, systemd-creds
• Exposure to cybersecurity principles: CVEs, CWEs, KEVs, STIGs, attack paths and mitigation techniques
• Ability to obtain US Secret clearance
• US Citizen

Nice to have:

• Experience in container hardening
• Familiarity with dynamic application security testing and tooling
• Understanding of Linux networking and network troubleshooting
• Experience applying AI tools in CI/CD pipelines
• Experience with Ansible
• Experience with Kubernetes
• Experience with STIG compliance and security applications
• Experience with Virtual Machine Management - vCenter/vSphere/ESXi
• Experience in a programming language, such as C/C++, Java, python, etc.
• B.S. in Computer Science, or engineering field (Software, Math, Physics, Electrical, etc.)
• Active US Secret clearance