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Systems Engineer L4 with Security Clearance

Jovian Concepts, LLCSan Antonio, TX🇺🇸United StatesPosted Oct 9, 2026

Quick Overview

Seniority
Mid Senior
Employment type
Employee
Work mode
Hybrid
Location
San Antonio, TX, United States
Posted
20 hours ago
AnsibleBashDNSJiraPKIPerlProxmoxPythonVMware

Job Description

Systems Engineer L4 Jovian Concepts, LLC is seeking a System Engineer Level 4 for an exciting opportunity in the San Antonio, TX area. At Jovian Concepts, our people drive our success. We're seeking talented professionals eager to deliver specialized, cutting-edge solutions that protect and support our nation's most critical national security missions.  Click "Apply Now" and take the next step toward joining the Jovian Concepts team!

CLEARANCE REQUIREMENT: A current and active TS/SCI clearance with a Maryland (MD) polygraph is required for consideration. CCA candidates will not be considered for this position at this time. The Systems Engineer will work as part of a small team supporting laboratory and live operational systems. The environment consists of Linux-based physical hardware and virtual machines (VMs). Responsibilities will include Linux system administration and general systems engineering support.

The engineer will monitor email and chat communications for mission-critical updates, issues, and support requests, then use JIRA to track and resolve tickets. The team supports mission and operations users and their desktop environments. Responsibilities will include supporting authentication, Domain Name System (DNS), shared drives, and home directories to help maintain connectivity and access across the environment.

Must have Linux Administration experience ​ Requirements CLEARANCE REQUIREMENT: A current and active TS/SCI clearance with a Maryland (MD) polygraph is required for consideration. CCA candidates will not be considered for this position at this time.

Required Skills

  • Solid Experience with STE/STN, DISA STIG compliance work on Linux Systems
  • Experience with LINUX Administration (SA1/2 level)
  • Storage Management (Isilon, NetApp...)
  • Virtualization (VMWare, RH KVM, Proxmox...)
  • Some Experience with Containers/Cloud environments
  • IP networking and Firewall experience.
  • Experience with automation tools is a bonus

Desired Skills

  • Have a solid understanding of PKI/TLS/crypto including crypto policies.
  • Experience with automation tools is a bonus (Ansible, Salt...)
  • Scripting (Bash, Python, Perl...)
  • Application support and general troubleshooting.
  • Hyper Converged Infrastructure exp (Harvester, Nutanix, Cisco Hyperflex...) Qualifications:
  • A Bachelor’s degree in a Qualified Engineering Field (See Note 1) or a related discipline (See Note 2) from an accredited college or university plus ten (10) years of systems engineering experience OR
  • A High School Diploma or GED plus fourteen (14) years of general system engineering experience (any Process Area). OR
  • A Master’s degree in a Qualified Engineering Field (See Note 1) or a related discipline (See Note 2) from an accredited college or university plus eight (8) years of systems engineering experience OR
  • A PhD in a Qualified Engineering Field (See Note 1) or a related discipline (See Note 2) from an accredited college or university plus six (6) years of systems engineering experience. Note 1 – Examples of qualified engineering fields include: Aeronautics, Biomedical, Chemical, Civil, Computer, Electrical, Environmental, Mechanical, Nuclear, Software, Systems, and Engineering Management. Similar or comparable degrees will be acceptable. Note 2 - Examples of related disciplines include: Chemistry, Computer Science, Information Systems, Mathematics, and Physics. Similar or comparable degrees will be acceptable. Benefits In a recent employee survey, Jovian Concepts earned a 92% Overall Workplace Experience Score, and 100% of employees agreed that they would highly recommend working at Jovian Concepts to others. A comprehensive benefits package is one of the ways Jovian Concepts supports an exceptional work-life balance, and we remain committed to providing the best for the best! Our benefits include:
  • Great Healthcare Coverage: Three (3) healthcare options through CareFirst BlueChoice Advantage with 50% company-paid premiums. Tax-advantaged health savings account available with two options and up to 100% employer contribution. Dental + Vision: 50% employer-paid premiums for employees and family.
  • Amazing Retirement Savings: 401K - 8% TOTAL CONTRIBUTION - 3% safe harbor - 5% annual profit share. Immediately vested on day one and no matching or additional employee contribution required!
  • Generous Paid Time Off: 5 weeks PTO with no use it or lose it policy + 11 federal holidays + paid hours for company-required all-hands meetings + inclement weather leave
  • Fantastic Education Assistance: Up-front tuition payment program, employees pursuing job related degrees and/or certifications could be eligible for full up-front funding depending on performance and job relevance.
  • WE DON'T STOP THERE — ENJOY MANY MORE BENEFITS!
  • Basic Life and AD&D insurance, Long-Term and Short-Term Disability at no cost to eligible employees - Up to four (4) weeks paid parental leave - Birthdays and Jovian Concepts’ anniversary recognition and gifts - Annual merit increases - Loyalty bonus- Employee and family-friendly corporate events, including our annual Team Build event and Holiday Party extravaganza.

Disclaimer: Benefits offered by Jovian Concepts may vary based on work location, clearance level, eligibility, and other applicable criteria. Specific benefits, eligibility, and availability are not guaranteed and may differ from those generally described and are subject to change at the company's discretion. Jovian Concepts, LLC. is an

Equal Opportunity Employer and does not discriminate on the basis of race, color, religion, sex, sexual preference, national origin, disability, status as a protected veteran, genetic information, or any other reason prohibited by law in employment. {{topMessage}} Job Details {{topMessage}} previous next {{message}} Step {{curStepInMandatorySecPrompt}}/{{totalNumOfStepsInMandatorySecPrompt}} For privacy and security purposes, please go through the following points and provide consent. Accept Decline

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