Sr. Security & Network Engineer

Areas of Interest:

Information Technology


Chicago, Illinois

Date Posted:


Job ID:


Apply Now

Company Description:

William Blair is a premier global boutique with expertise in investment banking, investment management, and private wealth management. We are committed to building enduring relationships with our clients and providing expertise and solutions to meet their evolving needs. An independent and employee-owned firm, William Blair is headquartered in Chicago and, together with its strategic partners, operates in more than 20 offices worldwide.

Job Summary & Responsibilities:

  • Provide leadership and guidance where appropriate on all aspects of security infrastructure including Malware, IDS, forensics, DLP, SIEM, ATP, vulnerability management, firewalls, and NAC.
  • Manage and oversee Cloud (Azure) security in relation to IaaS, PaaS, SaaS and Office 365.
  • Architect, maintain, and monitor the security infrastructure.
  • Deliver security projects on budget and within tight timeframes.
  • Work collaboratively with infrastructure team and networking resources to define and implement security policies/procedures.
  • Serve as point person with vendors, infrastructure teams, support teams, and development resources to perform necessary enhancements and upgrades.
  • Provide in-depth technical support (3rd level) to other members of the IT organization as it relates to the security infrastructure.


·     Bachelor’s Degree is required

·     Security certifications required

  • 5+ years of experience as a security engineer with specific hands-on experience with security tools (malware, IDS DLP, SIEM, vulnerability management) and firewalls.
  • Works well in a team environment with experience working closely with networking and legal/compliance personnel
  • Proficient troubleshooting-skills particularly under pressure
  • Demonstrates good judgment in working with security infrastructure to ensure appropriate risk – cost/benefit tradeoffs
  • Capable of providing project leadership and working on multiple security projects with limited supervision and with an orientation toward details.  Specific experience with DLP/SIEM and data classification projects.
  • Ability to respond effectively to security incidents and communicate effectively particularly with non-technical legal/compliance officers
  • Demonstrates initiative and persistence – is self-motivated
  • Financial services industry experience is a plus

As a William Blair associate, you’ll enjoy Medical, Dental, Life and AD&D Insurance, along with a generous profit sharing program that includes a 401K plan in addition to a firm contribution. We also offer three weeks of vacation, flexible spending accounts, a business casual dress code, a 75% discounted commissions on trades, and discounts at restaurants, museums, parks and retailers.

William Blair is an equal opportunity employer. It complies with all laws and regulations that prohibit discrimination in employment practice because of race, color, religion, creed, ancestry, marital status, gender, age, national origin, sexual orientation, unfavorable discharge from the military service or on the basis of a physical or mental disability that is unrelated to the employee's ability to perform the duties of the job applied for.

EOE m/f/d/v