Senior System Admin at CAE in Arlington, TX
- Company: CAE
- Location: Arlington, TX
- Job type: full time
- Workplace: onsite
- Posted: 2026-10-30
Job description
Who We Are: CAE Vision: Our vision is to be the worldwide partner of choice in defense and security, and civil aviation by revolutionizing our customers’ training and critical operations with digitally immersive solutions to elevate safety, efficiency and readiness. CAE Defense & Security Mission: CAE's Defense and Security business unit focuses on helping prepare military customers to develop and maintain the highest levels of mission readiness. CAE Values: Empowerment, Innovation, Excellence, Integrity and OneCAE make us who we are and we strive to make a difference in the world while helping each other succeed. What We Have to Offer: Comprehensive and competitive benefits package and flexibility that promotes work-life balance A work environment where all employees are valued, respected and safe Freedom to succeed by enabling team members to deliver, take initiatives and make decisions Recognition, professional development, advancement and having fun! Summary We are seeking a mission-focused Senior System Administrator to support IT operations, advanced technical support and cybersecurity readiness in a defense contracting environment. The successful candidate will demonstrate expert proficiency in both Microsoft Windows and Linux systems administration, including hardening, deployment, configuration, maintenance, and patch management aligned with DoD cybersecurity requirements. This role directly supports compliance with DoDI 8510.01 (RMF), NIST 800-53, and applicable DISA STIG requirements. Essential Duties and Responsibilities Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions. Responsibilities will include supporting all aspects of building, documenting, and maintaining mixed (combination of both Windows and Linux) closed room infrastructures and setup and management of software development environments. In addition to supporting engineers and continuously solving problems you will create, test, update and execute automated and semi-automated procedures for configuring all the components of our systems both in-house and at our customer sites. · Linux System Administration · Windows System Administration · VMWare Administration · Network Administration · Infrastructure setup and maintenance Development of Automated system deployment capabilities · Supports and monitors infrastructure hardware systems, operating systems and infrastructure applications to ensure reliability and availability of infrastructure services. Contributes and makes recommendations on the lifecycle of Infrastructure technologies Answers technical questions Qualifications and Education Requirements A dedicated senior professional with multidisciplinary experience in cyber security and system administration. A BS/BA in an engineering, computer science, or information technology discipline, Master’s degree or above preferred. Minimum of 5 years of related experience. Linux System Administration Windows System Administration Windows Server System Administration VMWare Administration Network Administration Knowledge of hardware and expertise in command line tools. Event, audit, and syslog analysis. Knowledge of TCP/IP networking. Experience with managed switch and router setup. Experience with scripting languages such as bash, csh, Python, and Powershell. Advanced problem-solving skills. Attention to detail and strong communications skills to effectively interact with peers, project vendors and other teams. Ability to obtain and maintain a CompTIA Security + Certification DoD Secret Clearance is required Due to U.S. Government contract requirements, only U.S. citizens are eligible for this role. Compliance with DoD 8140.03 (such as CISSP, Security + and an OS Certification). Preferred Skills Prefer candidates who already have an active DoD security clearance. Prefer candidates who already have active CompTIA Security + certification or equivalent. · An advanced degree in an engineering, compute
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