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Job Details

Linux Systems Engineer

  2025-10-29     INflow Federal     San Diego,CA  
Description:

3 days ago Be among the first 25 applicants

This range is provided by INflow Federal. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

$130,000.00/yr - $200,000.00/yr

Company Overview

At INflow Federal, we're not just building infrastructure—we're shaping the future of national defense. We design and engineer secure, intelligent systems that empower mission success through the seamless integration of human insight and machine capability. With deep roots in Department of Defense (DoD) networks and a commitment to operational excellence, we deliver infrastructure that fuels advanced analytics, AI/ML, and data‑driven decision‑making at scale. Every project is an opportunity to tackle complexity head‑on and build solutions that make a real‑world impact. Join INflow and help lead the charge toward a smarter, more connected defense landscape.

About This Position

INflow Federal is seeking a Systems Engineer to support one of the most technically advanced environments in the defense industry. In this role, you will work shoulder‑to‑shoulder with some of the brightest minds in aerospace and national security technology. You'll design, secure, and manage mission‑critical systems that power defense innovation—from hardened Linux environments to multi‑platform authentication domains. Your work will directly contribute to safeguarding classified operations while ensuring seamless system performance and compliance with top‑tier cybersecurity standards.

Specific Duties and Responsibilities

  • Build, configure, and administer Linux servers and user workstations for secure, high‑performance lab environments.
  • Design and implement scalable workgroup networks supporting cross‑platform collaboration (Windows/Linux).
  • Partner with cybersecurity teams to harden systems to ICD‑503 standards and implement DoD security controls.
  • Manage centralized authentication services using LDAP and Active Directory for mixed client environments.
  • Engineer and maintain reliable systems administration solutions to support mission and project operations.
  • Proactively monitor, log, and analyze system performance—resolving exceptions before they impact operations.
  • Deploy software patches, hot fixes, and updates across servers, workstations, and network hardware.
  • Create and modify automation scripts (Shell, Perl, PowerCLI, or PowerShell) to optimize administrative tasks.
  • Support continuous improvement efforts focused on system stability, scalability, and security.
  • Collaborate across technical teams to streamline processes and automate deployments.

Required Skills

  • 3–5 years of professional systems administration experience.
  • Bachelor's degree in Computer Science, IT, or related field.
  • Security+ certification (or ability to obtain within 3 months).
  • Strong knowledge of Red Hat Enterprise Linux (RHEL) administration.
  • Scripting proficiency in Shell, Perl, PowerCLI, or PowerShell.
  • Familiarity with DNS, LDAP, and cross‑platform authentication systems.
  • Experience managing system updates via YUM/DNF and Red Hat Satellite.
  • Working knowledge of cybersecurity tools like Trellix, HBSS, and Carbon Black.
  • Excellent communication skills and ability to collaborate across technical and non‑technical teams.
  • Experience or familiarity with AWS (EC2, S3, EFS), Git, and DevSecOps principles a plus.

Desired Skills

  • Experience with Git configuration management.
  • Exposure to Amazon Web Services (AWS) including EC2, S3, and EFS.
  • Understanding of DevSecOps methodologies and automation pipelines.

Required Clearance

  • Active DoD TS/SCI (ability to obtain CI poly).

About INflow Federal

Founded in 2013, INflow Federal is a mission‑driven small business delivering cutting‑edge solutions in Network Modernization, Cybersecurity, and Data Modernization to support Joint Force operations across 20+ states. We're proud to serve customers like the U.S. Navy, Marine Corps, and other federal agencies. Our strength comes from our people—especially the Veterans who make up over 50% of our workforce. Through our Veteran Outreach Program and employee‑first culture, we invest deeply in professional growth, well‑being, and innovation. Known for our agility, transparency, and integrity, INflow combines real‑world experience with emerging technologies like AI/ML to help our customers lead in a rapidly evolving defense landscape. We empower both our employees and mission partners to stay ahead—driving smarter, faster, and more secure outcomes.

Citizenship Requirements

  • Please note that INflow Federal is a defense contractor. Pursuant to our government contracts, candidates must be U.S. citizens to be considered for employment.

Other Notes

  • Some travel may be required: must have a valid driver's license and transportation. This is subject to change at the direction of the customer.
  • Candidate must have the ability to lift up to 50 lbs.
  • Must have willingness to perform duties not listed in the job description as required by INflow and our customer.

Equal Opportunity Employer

INflow provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. This commitment applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, leaves of absence, compensation, and training. Job applicants and employees are evaluated solely on job‑related qualifications and experience. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Salary Considerations

This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including business considerations, local market conditions, and internal equity, as well as candidate qualifications such as skills, education, and experience.

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