IT Security Administrator

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Robert Half
IT, Security, Systems, Engineer, Windows, Linux
Full Time

Job Description


Position: Infrastructure Security Engineer // HEAVY AD
Duration: 3 Month Contract To Hire
Location: Arlington, Texas 76011
•Needs to have a server admin background - Windows not Linux
•Active Directory guru (Not just account management / provisioning)

MUST HAVE experience with:
•Multi domain controls
•Sites and services
•Trust relationships
•Provisioning & Account management
•Responsible for Multiple AD forests


Active Directory•Performs special projects and participates as a technical advisor for a variety of ad-hoc information security and logical user access projects that will be dictated by current business and technological developments
•Design, plan, deploy, manage and maintain all security systems and their corresponding or associated software, including firewalls, intrusion detection systems, cryptography systems, and anti-virus software
•Design, plan, deploy, manage and maintain all aspects of domain administration including Active Directory management, Group Policy, DNS, ADFS and Azure Active Directory.
•Design, plan, coordinate and execute the plan to perform and/or oversee penetration testing of all systems in order to identify system vulnerabilities
•Design, plan, and execute the plan to implement and report on security system and end user activity audits
•Monitor and investigate server logs, firewall logs, intrusion detection logs, and network traffic (wired & wireless) for unusual or suspicious activity, interpret and make recommendations for resolution
•Design, plan and recommend, coordinate and apply fixes, security patches, disaster recovery procedures, and any other measures required in the event of a security breach
•Design and develop PowerShell scripts to automate security tasks to assist with modification of computer systems or programs
•Document all changes, testing, creation or modification of computer programs or systems.
•Assess need for any security reconfigurations (minor or significant) and execute as required

Robert Half Technology matches IT professionals with remote or on-site jobs on a temporary, project or full-time basis. From roles in software and applications to IT infrastructure and operations, we provide you unparalleled access to exciting career opportunities.

Our experienced staffing professionals can promote you to employers and advocate on your behalf. We provide access to top jobs, competitive compensation and benefits, and free online training. For more opportunities, get the Robert Half app and receive instant notifications when our AI matches you with jobs.

When you work with us, you're working with the best. Robert Half has been recognized as one of FORTUNE's "Most Admired Companies" every year since 1998 and was named to Forbes' inaugural list of America's Best Temporary Staffing Firms.

Questions? Call your local office at All applicants applying for U.S. job openings must be authorized to work in the United States. Benefits are available to temporary professionals. Visit for more information.

2020 Robert Half Technology. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking "Apply Now," you're agreeing to Robert Half's Terms of Use (

Company Information

Robert Half is America’s top staffing agency, dedicated to helping talented people like you find rewarding temporary and full-time jobs with today’s leading companies. Our staffing experts work closely with local hiring managers and use AI-powered matching technology to find opportunities that match your skills and professional goals. With decades of experience in placing accounting, finance, administrative, technology, creative, marketing and legal professionals, we’ll help ensure your next career move is a successful one.
Our staffing services
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Robert Half Legal – Project positions and full-time roles for legal professionals

Dice Id : rhalfint
Position Id : 04030-0011615653
Originally Posted : 2 months ago

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