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Command Line Jobs in California (NOW HIRING)

West Advanced Technologies (WATI)

Firewall Consultant

Downey, CA · On-site

$49.25 - $66.25/hr

... Command Line Interface (CLI). Also configures, manages, maintains, and troubleshoots Cisco FirePower Intrusion Prevention Systems (IPSs). Works with the Datacenter Engineers and Security teams to add ...

Redolent, Inc.

$95K - $129K/yr

... command-line and some familiarity with Linux-based operating systems • Strong debugging, troubleshooting & scripting skills • Experience with at least one programming language such as Python ...

System One

Senior Software Engineer

San Jose, CA · On-site

$70/hr

Use command-line tools, log files, physical probing, and other electrical or mechanical test methods to validate product performance. Requirements * 2-5 years of experience analyzing requirements and ...

System One

Senior Software Engineer

San Jose, CA · On-site

$70/hr

Use command-line tools, log files, physical probing, and other electrical or mechanical test methods to validate product performance. Requirements * 2-5 years of experience analyzing requirements and ...

System One

Senior Software Engineer

San Jose, CA · On-site

$65 - $73/hr

Use command-line tools, log files, physical probing, and other electrical or mechanical test methods as needed. * Prepare clear and accurate test reports summarizing execution results, defects ...

System One

Senior Software Engineer

San Jose, CA · On-site

$70/hr

Use command-line tools, log files, physical probing, and other electrical or mechanical test methods to validate product performance. Requirements * 2-5 years of experience analyzing requirements and ...

System One

Senior Software Engineer

San Jose, CA · On-site

$70/hr

Use command-line tools, log files, physical probing, and other electrical or mechanical test methods to validate product performance. Requirements * 2-5 years of experience analyzing requirements and ...

System One

Senior Software Engineer

San Jose, CA · On-site

$70/hr

Use command-line tools, log files, physical probing, and other electrical or mechanical test methods to validate product performance. Requirements * 2-5 years of experience analyzing requirements and ...

System One

Senior Software Engineer

San Jose, CA · On-site

$70/hr

Use command-line tools, log files, physical probing, and other electrical or mechanical test methods to validate product performance. Requirements * 2-5 years of experience analyzing requirements and ...

System One

Senior Software Engineer

San Jose, CA · On-site

$70/hr

Use command-line tools, log files, physical probing, and other electrical or mechanical test methods to validate product performance. Requirements * 2-5 years of experience analyzing requirements and ...

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Command Line information

What are command line jobs?

Command line jobs refer to tasks or processes that are executed using a command line interface (CLI) rather than a graphical user interface. These jobs can include running scripts, managing files, installing software, or automating system administration tasks. Using the command line allows for greater control and efficiency, especially when handling repetitive or complex tasks. Many IT professionals, developers, and system administrators use command line jobs to streamline their workflows.

What are the key skills and qualifications needed to thrive as a command line specialist, and why are they important?

To excel as a Command Line Specialist, you need strong proficiency in operating systems (such as Linux or Windows), scripting languages (like Bash or PowerShell), and a solid understanding of system administration or IT fundamentals. Familiarity with tools such as SSH, package managers, version control systems (e.g., Git), and relevant certifications like CompTIA Linux+ or LPIC-1 are valuable. Analytical thinking, attention to detail, and effective problem-solving are crucial soft skills for troubleshooting and managing command-line tasks efficiently. These abilities are essential for automating workflows, ensuring system reliability, and supporting technical environments in a wide range of IT roles.

What are some typical challenges faced by professionals who work extensively with the command line, and how can they overcome them?

Professionals who rely heavily on the command line often encounter challenges such as memorizing complex commands, managing scripts across different operating systems, and troubleshooting syntax errors. To overcome these, it's helpful to use 'cheat sheets' for quick reference, adopt consistent naming conventions in scripts, and practice regularly to build muscle memory. Additionally, leveraging version control systems and collaborating with team members through shared repositories can streamline workflows and reduce errors. Continuous learning and staying updated with new command line tools also help maintain efficiency in the role.

What is the difference between Command Line vs Shell Scripting?

AspectCommand LineShell Scripting
Credentials/CertificationsBasic knowledge of command-line tools; certifications like CompTIA Linux+ may helpSame as Command Line; often requires scripting and programming skills
Work EnvironmentInteractive terminal sessions, direct command executionScript files executed in a shell environment, automating tasks
Usage in IndustrySystem administration, troubleshooting, quick commandsAutomation, task scheduling, complex workflows

Command Line involves executing individual commands interactively, while Shell Scripting uses scripts to automate multiple commands. Both skills are essential for system administrators and IT professionals, with scripting providing more automation capabilities.

Do I need to learn command line?

For a command line job, learning how to use the command line interface is essential, as it is a primary tool for managing systems, automating tasks, and troubleshooting. Familiarity with basic commands and scripting can improve efficiency and is often a requirement for such roles.

What is command line work?

Command line work involves using a text-based interface to interact with a computer's operating system, executing commands to perform tasks such as file management, system configuration, and software development. It requires knowledge of command syntax and often involves working with tools like terminal or shell environments, scripting, and automation.

What are popular job titles related to Command Line jobs in California?

For Command Line jobs in California, the most frequently searched job titles are:

What job categories do people searching Command Line jobs in California look for?

The top searched job categories for Command Line jobs in California are:

Command Line jobs near you
Infographic showing various Command Line job openings in California as of August 2026, with employment types broken down into 80% Full Time, and 20% Part Time. Highlights an 100% In-person job distribution.

Firewall Consultant

West Advanced Technologies (WATI)

Downey, CA • On-site

$49.25 - $66.25/hr

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

Firewall Consultant
Location: Downey, CA
Duration: 12 months
Security Engineers will possess knowledge and experience in safeguarding sensitive data from cyber-attacks.
For this engineer the focus is on Firewall engineering and operations with primary experience in Cisco FWs.
Daily tasks include - configures, manages, maintains, and troubleshoots Cisco ASA and FirePower firewalls with experience in ACLs, S2S VPNs, BGP, IPSec, routing, optimizing/tuning, troubleshooting, etc. in multi-context mode using both the Firewall Management Console (FMC) and Command Line Interface (CLI). Also configures, manages, maintains, and troubleshoots Cisco FirePower Intrusion Prevention Systems (IPSs). Works with the Datacenter Engineers and Security teams to add routes, troubleshoot complex networking issues, make recommendations on configurations, etc.
Required Skills:
Must have a minimum of ten (10) years of experience with developing and implementing technical solutions to help mitigate security vulnerabilities.
Cisco ASA Firewalls in multi-context mode experience
Cisco FirePower Firewalls experience
Palo Alto Firewalls experience
Cisco Firewall Management Console (FMC) experience
Cisco Command Line Interface (CLI) experience
Cisco ACL experience
Cisco Site-to-Site (S2S) Virtual Private Networking (VPN) experience
Strong troubleshooting experience
Double network address translations (Double NAT) experience
Network switching and routing experience
Bachelor's degree in an IT-related or Engineering field
Regards
Naresh Damagalla
West Advanced Technologies, Inc
E: naresh.d@wati.com

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