Senior Security Engineer

CoStar Group•Arlington, TX

9d•Hybrid

About The Position

CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world’s real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. We have been living and breathing the world of real estate information and online marketplaces for over 35 years, giving us the perspective to create truly unique and valuable offerings to our customers. We’ve continually refined, transformed and perfected our approach to our business, creating a language that has become standard in our industry, for our customers, and even our competitors. We continue that effort today and are always working to improve and drive innovation. This is how we deliver for our customers, our employees, and investors. By equipping the brightest minds with the best resources available, we provide an invaluable edge in real estate. In this role, you'll communicate and reinforce security concepts to technical and non-technical audiences within the CoStar Enterprise. The ideal candidate will have experience implementing, using and updating standard security software in the areas of vulnerability scanning/management, leading remediation efforts, end-node security, security tool integration and orchestration for incident response. As the security section grows, so will the tools and the Senior Security Engineer will be the person charged with implementing them. The successful candidate will be a self-starter motivated to learn new technologies and tools and assist in moving security forward as it is implemented within the CoStar Enterprise. This position can be located in Arlington or Richmond, VA and is in office Monday through Thursday and work from home on Friday.

Requirements

Bachelor’s Degree required from an accredited, not for profit university or college.
A track record of commitment to prior employers
One or more security certification such as SANS/GIAC, CISSP, CISM, GIAC Certified Incident Handler (GCIH), Certified Expert Incident Handler (CEIH) or equivalent
6+ years in Information Security
Scripting/programming skills (Perl, Python, PowerShell)
Experience with Windows Server 2012/2016 /2019 and Active Directory

Nice To Haves

Excellent oral and written communication skills to work effectively with others regardless of departmental or geographic boundaries
Experience with Microsoft Security tooling (Defender, Sentinel, EOP etc.) a plus
Ability to produce detailed technical documentation
Proficiency with PC software applications, E-Mail, and job associated applications/systems to expediently process work
Requires good organization skills to produce quality work, within required specifications, and within scheduled timelines
Excellent customer service skills

Responsibilities

Incident event handling – serve as the escalation tier for the team when there is an incident
Lead incident response functions and reporting of findings
Review technical security posture (network, application, database) for existing and newly acquired businesses or services
Team expert on Mitre Att&ck, tools, techniques, and practices of cyber attackers
Ability to script responses to observed threats
Perform security review and monitoring of the production environment setup permissions of users, open ports/services and overall network setup
Examine network, server, and application logs to determine trends and identify security incidents
Use security tools to audit infrastructure, detect issues and coordinate remediation of any issues
Conduct threat hunting in the CoStar enterprise
Follow, develop and improve network and endpoint security configuration procedures
Work with other teams to remediate discovered deficiencies.
Participate in 24x7 on-call rotation

Benefits

Comprehensive healthcare coverage: Medical / Vision / Dental / Prescription Drug
Life, legal, and supplementary insurance
Virtual and in person mental health counseling services for individuals and family
Commuter and parking benefits
401(K) retirement plan with matching contributions
Employee stock purchase plan
Paid time off
Tuition reimbursement
On-site fitness center and/or reimbursed fitness center membership costs (location dependent), with yoga studio, Pelotons, personal training, group exercise classes
Access to CoStar Group’s Diversity, Equity, & Inclusion Employee Resource Groups
Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks