Cyber Administrator

CAE • Arlington, TX

3d • Hybrid

About The Position

We are seeking a mission-focused System Administrator to support IT operations and cybersecurity readiness in a defense contracting environment. The successful candidate will demonstrate 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. Reasonable accommodations 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.

Requirements

• A BS/BA in an engineering, computer science, information system, cybersecurity discipline or equivalent work experience with typically less than 3 years of related experience.
• Linux System Administration
• Windows System Administration
• Knowledge of hardware and familiar with 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
• Ability to obtain and maintain a DoD Secret Clearance is required
• Due to U.S. Government contract requirements, only U.S. citizens are eligible for this role.
• Must comply with all company security and data protection / usage policies and procedures. 
• Personally responsible for proper marking and handling of all information and materials, in any form.
• Shall not divulge any information, or afford access, to other employees not having a need-to-know.
• Shall not divulge information outside company without management approval. 
• All government and proprietary information will be accessed and stored electronically on company provided resources.
• Incumbent must be eligible for DoD Personal Security Clearance.
• Due to U.S. Government contract requirements, only U.S. citizens are eligible for this role.

Nice To Haves

• Strong Windows Server System setup and administration.
• Windows/Linux integration: File Sharing, authentication.
• Experience with Domain Controller setup and creation, management, update, and deployment of Group Policy Objects.
• Configure, manage, and monitor storage systems (NAS, SAN, and NFS).
• Experience configuring Cisco and/or HP Networking.
• Custom Automated Operating system deployment, such as Windows Deployment Toolkit.
• Experience with Configuration Management.
• Setup and management of Centralized Auditing.
• Setup and management of centralized patching (such as WSUS).
• Experience with System hardening (Implementation of the Security Technical Implementation Guides (STIG)).
• Experience with vulnerability scanners such as ACAS/Nessus and SCAP.
• Experience with version control tools such as ClearCase, Git, Bitbucket.
• Experience supporting DoD or classified systems.
• Familiarity with SIEM tools (e.g., Splunk, SolarWinds SEM).
• Relevant certifications: RHCSA, Windows Server Hybrid Administrator Associate, Certified Information System Security Professional (CISSP) and Security+

Responsibilities

• Linux System Administration
• Windows System Administration
• Infrastructure setup and maintenance
• Supports and monitors infrastructure hardware systems, operating systems and infrastructure applications to ensure reliability and availability of infrastructure services.
• Answers technical questions

Benefits

• 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!

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level
• Number of Employees: 5,001-10,000 employees