CoStar Realty Information, inc.

Receive alerts when this company posts new jobs.

Similar Jobs

Job Details

Software Security Engineer

at CoStar Realty Information, inc.

Posted: 7/3/2019
Job Status: Full Time
Job Reference #: R19955
Keywords: engineer

Job Description

Software Security Engineer


Job Description

<br> is the largest Commercial Real Estate marketing platform that connects Real Estate professionals around the country.

A Software Security Engineer is responsible for software design review, static code analysis, and implements toolset from a security perspective, identify and resolve security issues.

Perform automated penetration testing, and security assessments (SAST and DAST) at each phase of the software development lifecycle, to result in robust and reliable software.

Identify malicious users and create countermeasure strategy by capturing system analytics and detect security threat with machine learning algorithms

Perform reactive incident response when a security event occurs; engineer will maintain a vulnerability/remediation tracking database and produce monthly Security Assessment Report to accurately reflect the statistics and current status of the environments

Work with development teams to prioritize and remediate identified security vulnerabilities


Scale our infrastructure (on/off premise) to support our growing ecosystem

Improve system performance, reliability and maintainability

Adhere to industry standard security best practices

Write automation, monitoring, diagnostic and debugging tools

Minimum qualifications

Bachelor's degree in Computer Science, a related technical field involving systems engineering.

Strong understanding of cryptographic algorithms, encryption schemes, authentication protocols (ie OAuth2, SAML, etc) and familiar with security compliance requirements such as PCI DSS

Must be familiar with known attack schemes such as Buffer Overflows, Distributed Denial of Service (DDoS), Cross-Site Scripting (XSS), SQL Injection, and Request Forgery

Candidate must be self-motivated, systematic problem-solving, great communicator, have a sense of ownership and drive

Candidate should have development experience with the following: C#, Javascript, Typescript, .Net Framework, SQL Server, Bash, Powershell, GIT CLI, TFS

Experience with windows, Unix/Linux operating systems internals and administration (e.g., filesystems, system rpc calls, etc) or networking (e.g., TCP/IP, routing, network topologies and hardware, SDN, etc.).

Preferred qualifications

Expertise in analyzing, troubleshooting, and make correction on large-scale distributed systems.

Experience in one or more of the following: Cloud platforms AWS/ GCP, Docker, Python, Serverless

Ability to debug, profiling, optimize code and to automate routine tasks.

System load testing and baseline measurement


CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing

Founded in 1987, CoStar Group, Inc. (Nasdaq:CSGP) is the leading provider of commercial real estate information, analytics and online marketplaces.

CoStar conducts expansive, ongoing research to produce and maintain the largest and most comprehensive database of commercial real estate information. CoStar data powers the $17 trillion world of real estate – delivering the sale, lease, property, tenant, contact, reporting and industry information that makes connections happen.  We help our clients make smart investments and decisions.  Eighty-three percent of the nation’s commercial real estate transactions involve a CoStar subscriber, and the top 95% of the leading 1,000 brokerage firms use CoStar to inform their decisions.

We also help create lasting experiences through our family of marketplaces.  In addition to CoStar, CoStar Group brands and marketplaces include LoopNet,, BizBuySell, and Lands of America – collectively attracting more than 25 million monthly unique visitors. The Network is the nation’s #1 most visited apartment listing network, with 45 million monthly visits, allowing renters to find their perfect homes. connects landowners to their perfect properties, spots and open spaces.  BizBuySell allows small business owners to bring their dreams to life.  And LoopNet connects investors, sellers and brokers with clients who fall in love with their properties. 

Headquartered in Washington, DC, CoStar maintains offices throughout the U.S. and in Europe and Toronto, Canada with a staff of approximately 3,700 worldwide, including the industry's largest professional research organization.

CoStar is committed to creating a diverse environment and is proud to be an equal opportunity workplace and affirmative action employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. CoStar is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable  accommodation if you are unable or limited in your ability to use or access as a result of your disability. You can request reasonable accommodations by calling 1-855-840-1715 or by sending an email to

Posted 17 Days Ago

Full time