Linux Systems Engineer – Network Security Tools

About SITEC

SITEC is an employee and customer focused Information Technology and Professional Services Firm specializing in design, development, and delivery of state-of-the-art technology solutions, as well as cybersecurity, software and systems engineering services.

Summary

As a Network Defense Linux Systems Engineer, you will play a crucial role in maintaining and enhancing the security and efficiency of our Linux-based systems. Your expertise in Linux, combined with a keen interest in cybersecurity, will be instrumental in supporting our mission to safeguard our digital assets.

Job Qualifications

• Design and implement shell scripts to automate system maintenance tasks, enhancing efficiency and reliability.
• Configure and manage system logging, including remote logging, to facilitate thorough log analysis for troubleshooting and security monitoring.
• Establish and maintain networking services, including firewall configurations and SELinux policies, to ensure secure and optimized system performance.
• Utilize partitions and logical volumes to configure local storage solutions tailored to specific project requirements.
• Deploy, configure, and maintain systems, ensuring software installations, updates, and core services are managed effectively.
• Apply a solid understanding of networking protocols (DNS, SMTP, DHCP) and utilize network troubleshooting tools (e.g. tcpdump, Traceroute, Ping, Netstat, nslookup) to diagnose and resolve issues.

Preferred:

• Proven experience in Linux system administration, with a strong background in shell scripting and system automation.
• Expertise in configuring system logging, analyzing logs for troubleshooting, and implementing secure networking services.
• Familiarity with AWS services such as EC2, S3, CloudFormation, and Terraform is advantageous.
• Experience with automation tools like Ansible and version control systems such as GitHub/GitLab for script and code management.
• A proactive approach to system optimization and a continuous learning mindset to stay updated with the latest in Linux systems and cybersecurity.
• Excellent collaboration skills, with the ability to work effectively across teams to achieve system-related goals.

Position required ACTIVE Top Secret with SCI Security Clearance

Tech Stack: Postgre SQL, Nessus, AWS, RDS in AWS, AWS Cloud, Containerization, Kubernetes

Cyber Security Engineering Specialist, Jr.

• Six (6) years of experience with a High School Diploma.
• Four (4) years of experience with an Associate's Degree.
• Two (2) years of experience with a Bachelor's Degree.
• Zero (0) years of experience with a Master's Degree.

Cyber Security Engineering Specialist, Mid

• Eight (8) years of experience with a High School Diploma.
• Six (6) years of experience with an Associate's Degree.
• Four (4) years of experience with a Bachelor's Degree.
• Two (2) years of experience with a Master's Degree.

Cyber Security Engineering Specialist, Senior

• Ten (10) years of experience with a High School Diploma.
• Eight (8) years of experience with an Associate's Degree.
• Six (6) years of experience with a Bachelor's Degree.
• Four (4) years of experience with a Master's Degree.

Principal Cyber Security Engineering Specialist

• Twelve (12) years of experience with a High School Diploma.
• Ten (10) years of experience with an Associate's Degree.
• Eight (8) years of experience with a Bachelor's Degree.
• Six (6) years of experience with a Master's Degree.

How to Apply

Qualified candidates will be invited to phone screen with a recruiter and then a formal interview.