UNIX Engineer III

IPSecure; Chicago (IL); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Medical, Dental, Vision

Education reimbursement

401(k) with match

Job summary

IPSecure is seeking a senior UNIX Engineer III to design, implement, and sustain enterprise UNIX/Linux infrastructure supporting 24x7 DoD cyber operations in San Antonio, TX. The role emphasizes secure, highly available environments and compliance with RMF, STIGs, and A&A processes.

The candidate should hold an active TS/SCI clearance, a related Bachelor's degree, and 8+ years of UNIX/Linux engineering experience, with hands-on expertise in RHEL/Oracle Linux, Ansible, Bash, Python, and VMware

Qualifications

• Active TS/SCI security clearance.
• Bachelor’s degree in CS/IT/CE/Cybersecurity or related field; additional experience may substitute for education.
• Certifications: CASP+, CCNP Security, CCSP, GCIA, GCED, GCIH, or RHCE (or equivalent).
• Minimum 8 years of enterprise UNIX/Linux engineering experience.
• Experience with DoD, Federal, or large enterprise environments.
• Experience with RHEL, Oracle Linux, Bash, Python, Ansible, LVM, NFS, LDAP, SSH, VMware integration, backup/recovery, and performance tuning.

Responsibilities

• Design, implement, configure, and maintain enterprise UNIX and Linux server environments.
• Engineer highly available Linux platforms for mission-critical applications.
• Deploy operating system upgrades, migrations, and technology refresh initiatives.
• Integrate UNIX/Linux systems with virtualization, storage, backup, and cloud environments.
• Administer enterprise Linux and UNIX operating systems across multiple security enclaves.
• Manage authentication, file systems, storage, and system resources.
• Monitor system health, capacity, and performance.
• Support enterprise backup and disaster recovery.
• Support RMF, A&A, vulnerability remediation, POA&M activities, and audit readiness
• Develop automation using Bash, Python, and Ansible.
• Support Infrastructure-as-Code, Checklist-as-Code, and modernization initiatives.

Job description

UNIX Engineer III – TS/SCI Clearance Required – JBSA Lackland - San Antonio, TX

Job Description

The UNIX Engineer III serves as the senior UNIX/Linux infrastructure engineer responsible for the design, implementation, administration, sustainment, and modernization of enterprise UNIX and Linux environments supporting the Department of the Air Force's Defensive Cyberspace Operations Weapon Systems. The position ensures secure, resilient, andhighly availableenterprise infrastructure supporting 24x7 cyber operations whilemaintainingcompliance with DoD cybersecurity requirements, RMF, and DISA STIGs.

Job Responsibilities

• Design, implement, configure, andmaintainenterprise UNIX and Linux server environments.
• Engineerhighly availableLinux platforms supporting mission-critical applications.
• Perform operating system deployments, upgrades, migrations, and technologyrefreshinitiatives.
• Integrate UNIX/Linux systems with virtualization, storage, backup, and cloud environments.
• Administer enterprise Linux and UNIX operating systems across multiple security enclaves.
• Manage authentication, file systems, storage, and system resources.
• Monitor system health, capacity, and performance.
• Support enterprise backup and disaster recovery.
• Support RMF, A&A, vulnerability remediation, POA&M activities, and audit readiness
• Develop automation using Bash, Python, and Ansible.
• Support Infrastructure-as-Code, Checklist-as-Code, and modernization initiatives.

Basic Qualifications

Security Clearance: Active TS/SCI

Education: Bachelor's degree in Computer Science, Information Technology, Computer Engineering, Cybersecurity, or related field.Additionalexperience may substitute for education.

Certification: CASP+, CCNP Security, CCSP, GCIA, GCED, GCIH, or Red Hat Certified Engineer (RHCE) (or equivalent enterprise UNIX/Linux certification).

Experience:

• Minimum of 8 years of enterprise UNIX/Linux engineering experience.
• Experience supporting DoD, Federal, or large enterprise environments.
• Experience with RHEL, Oracle Linux, Bash, Python, Ansible, LVM, NFS, LDAP, SSH, VMware integration, backup/recovery, and performance tuning.

Preferred Qualifications

• Experience engineering and sustaining UNIX/Linux infrastructure supporting Department of the Air Force DCO weapon systems, DAFIN-SOC environments, or comparable 24x7 mission operations.
• Advanced expertise with RHEL and Oracle Linux, including high-availability architectures, VMware integration, LVM, NFS, LDAP, SSH, enterprise backup and recovery, and performance optimization.
• Demonstrated experience automating infrastructure provisioning, configuration management, and security compliance using Ansible, Bash, Python, Infrastructure-as-Code, and Checklist-as-Code methodologies.

Benefits

• Medical, Dental, Vision, Unlimited Vacation, Sick Leave, Paid Federal Holidays, Education and Certification Reimbursement Program, 401(k) retirement plan with safe harbor employer match after 3 months, Prepaid Legal Plan and Identity Protection Plan available, Accident Insurance, Critical Illness Insurance, and Hospital Indemnity Insurance available.

EEOC Statement

IPSecure does not discriminate based on race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

IPSecure is an Equal Opportunity Aff… EOE, Minorities, Females, Vet, Disabled, Sexual Orientation, Gender Identity or any other protected class.

All qualified job seekers are encouraged to apply.

IPSecure is committed to America's veterans by providing opportunities for them to continue contributing after service to our nation.

We also work to provide reasonable accommodations to individuals with disabilities.

EEO Is The Law

Disability Accessibility Accommodation

If you have a disability and require assistance with our online application process, please tell us how we can help.

E-mail [e-mail] or call 210-877-1111.

Note: Pay Transparency - The company will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant.