Security Analyst

D.R. Horton, Inc., the largest homebuilder in the U.S.,was founded in 1978 and is a publicly traded company on the New York Stock Exchange. It is engaged in the construction and sale of high quality homes designed principally for the entry-level and first time move-up markets. The Company also provides mortgage financing and title services for homebuyers through its mortgage and title subsidiaries. Please visit our website at www.drhorton.com for more information. D.R. Horton, Inc.is currently looking for aSecurity Analyst. The right candidate will address daily tasks and routine processes for IT security. This position will be responsible for assessing IT security incidents and applying the necessary technical troubleshooting steps to resolve the issue. The Security Analyst will also be responsible for monitoring suspicious or malicious activity in the company IT infrastructure and addressing security risk and incidents. Essential Duties and Responsibilitiesinclude the following. Other duties may be assigned. • Active Directory Management • Domain controller maintenance and troubleshooting • ADCS (Active Directory Certificate Services) • Active Directory Federation Services • ADFS Server maintenance and troubleshooting • Work with IT Operations and Development teams with ADFS authentication • DNS (Domain Name Service) • Creation and management of DNS records • Management of F5 DNS VIPs and pools • Active Directory Sites and Services • Management of sites and subnets • Active Directory Domains and Trusts • Management of domain trust configuration • Group Policy Management • Troubleshooting and cleanup of GPOs • Patching Operations • Patching research and preparation • Research the risk and value of each patch and report the "company" risk rating based on all layers of security in our environment • Validate that all applications for IT security are functioning as designed and intended at the conclusion of patching • SCCM (System Center Configuration Manager) • Work with the SCCM administrators to address all patching issues and confirm that patching has been configured correctly • Forensic Operations • Security Monitoring • Monitor security alerts and tools for signs of compromise or malicious behavior • Monitoring network alerts and traffic for DDoS attacks • Forensic Investigation • Investigate the root cause of compromise incidents or exploited vulnerabilities • Investigate infrastructure weaknesses and report on malicious activity or potential risk • Project Operations • Assist with delegated duties for all security projects • Partner with other security or IT operations team members for deployments or maintenance • Conducts all business in a professional and ethical manner to serve customers and increase the goodwill and profit of the company • Ability to participate in a weekly call rotation • IT Operations • Monitor and assist with any and all IT operational emergencies to keep business applications operational • On-Call Responsibilities • Respond and escalate all IT security incidents as needed • Mentoring and Training • Responsible for the mentoring of Security Administrators • Ability to travel overnight Qualifications Education and/or Experience • High school diploma or general education degree (GED) • One to four years’ experience in an IT related field • Knowledge of IT Security Operations and Forensic Operations • Experience with computer networks • Experience with project management and delegation • Business communication and collaboration skills • Documentation skills • Ability to work well within a team, and work alone to accomplish tasks independently • Ability to interpret research into solutions to actual problems • Customer Service skills • Ability to apply common sense understanding to carry out instructions furnished in written oral form or via DRH applications • Proficiency with MS Office and email Preferred Qualifications • Bachelor’s Degree in Cyber Security discipline preferred • Provide attention to detail and manage multiple responsibilities Come join a winning team with a Fortune 500 company! We are growing fast and are looking for enthusiastic attitudes and team players to join our success. We offer an excellent benefits package including: • Medical, Dental and Vision • 401(K) • Employee Stock Purchase Plan • Flex Spending Accounts • Life & Disability Insurance • Vacation, Sick, Personal Time and Company Holidays • Multiple Voluntary and Company provided Benefits Build YOUR future with D.R. Horton, America’s Builder.#WeBuildPeopleToo Job:Information Technology Primary Location:TX-Arlington Organization:Corporate Schedule:Full-time Job Posting:Sep 19, 2025, 12:59:22 PM