IT Help Desk Engineer - Linux Level II ~ III

Austin, TXfull time

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Allen Control Systems IT Help Desk Engineer - Linux Level II ~ III at Allen Control Systems providing first-line technical support across Windows, macOS, and Linux environments. Focus on troubleshooting, onboarding, and maintaining systems to support a defense technology company.

Responsibilities

Serve as the first point of contact for IT support, troubleshooting hardware, software, and networking issues across Linux and macOS systems.
Administer and support Linux-based workstations and servers, including user and permissions management, software/package installation, and command-line troubleshooting.
Manage the onboarding process for new users, including configuring laptops, installing software, and supporting new employee setup.
Manage and track IT help desk tickets, escalating when necessary to meet SLAs.
Perform routine system maintenance to ensure all devices remain secure and up to date.
Assist in documentation efforts, keeping system logs and IT records current, and work with vendors to gather technical and compliance documentation.
Support compliance-related initiatives, including CMMC Level 2 and ITAR, by maintaining operational standards, and communicate effectively with employees on the status of their IT issues.

Qualification

3+ years of IT help deskBuildAdminister usersRoot-cause failures from journalctlStorage workHardware and driversNetwork configurationWrite and maintain bash scripts

Required

3+ years of IT help desk, technical support, or related experience.
Strong troubleshooting skills across hardware, software, and networking.
Build, image, and harden Ubuntu and RHEL-family workstations from a standard baseline, using cloud-init, kickstart, preseed, ansible, or an imaging tool
Manage packages and repositories including dpkg/rpm, apt/dnf, third-party repos and GPG keys, and resolve dependency conflicts
Administer users, groups, sudoers, file permissions, ACLs, and SSH key lifecycle and hardening
Integrate Linux endpoints with central identity (Okta, Entra ID, LDAP) using SSSD/realmd and PAM, and troubleshoot broken authentication
Root-cause failures from journalctl, dmesg, and syslog: boot failures, service crashes, and driver problems
Storage work: partitioning, LVM, ext4/xfs, fstab, NFS and SMB mounts, LUKS disk encryption, and recovering a full or damaged disk
Hardware and drivers: NVIDIA and CUDA driver installs, kernel modules, UEFI and Secure Boot, and GRUB recovery
Network configuration: static addressing with netplan or NetworkManager, VPN clients, host firewall (ufw/firewalld), and certificate trust stores
Deploy and verify endpoint security agents on Linux: EDR, patching, disk encryption, and log forwarding, and correct a machine that has drifted out of compliance
Write and maintain bash scripts, work in Python for automation, and use git

Benefits

Dental
Vision
PTO
Equity/RSU

Company

Allen Control Systems

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Source: ashby

Active within the past hour

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Must-Have Skills for This Role

LinuxWindowsmacOSIT help deskCMMC Level 2ITAR

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IT Help Desk Engineer - Linux Level II ~ III at Allen Control Systems · LumiJobs