Messaging Security Analyst 1 at Mimecast

| Lexington
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Messaging Security ensures that our security-focused solutions are performing accurately and efficiently.  We verify that Mimecast can detect the latest email-borne threats amidst a rapidly evolving threat landscape. Through threat research and customer feedback we identify where Mimecast can be improved and update detection at our spam, URL, and attachment security layers.  We strive for proactive, rather than reactive, approaches to threat detection.


The team is also responsible for assuring that Mimecast maintains an exceptional sending reputation by looking for compromised email addresses and senders following poor mailing practice.  

Messaging Security works closely with research and development, as well as customer support.  We are a global team that spans six different countries and five continents.


As a Messaging Security Analyst, day-to-day responsibilities will include:


  • Providing email security advice and expertise to our customers and pre-sales team
  • Analyzing phishing/malicious email campaigns to identify IOC's
  • Categorizing email threats and determining the best means of updating detection
  • Understanding security policies within the Mimecast Administration Console and providing configuration suggestions to customers
  • Researching and investigating the latest security threats and their potential impact to Mimecast customers
  • Identify and remediate email sending abuse
  • Working with security vendors around threat detection techniques and remediation
  • Identifying opportunities for improved processes and systems


  • Working knowledge of messaging (email traffic management) and routing
  • Experience and understanding of email security technologies
  • Strong Understanding of Domain Name System (DNS)
  • Strong Understanding of SMTP, SSL/TLS, POP3, IMAP, TCP/IP
  • Ability translate complex technical capabilities into management friendly responses
  • Great oral and written communication skills in order to work closely with both office-based and remote team members, as well as customers
  • Time management skills and the ability to self-prioritize
  • Curiosity about the infrastructure of phishing/malicious email campaigns





Desirable Skills and Experience:


  • Higher education degree preferred in a security, technical or related field
  • Experience working in a Security Operation Center (SOC)
  • Experience working with email/malware detection and blocking techniques
  • Experience working with threat intelligence platforms
  • Programming fundamentals in regex, html, python
  • Working within SaaS environments



We offer a highly competitive rewards and benefits package including private healthcare, dental and life coverage.  Mimecast is an entrepreneurial and high growth company which will provide the right candidate with a wealth of career development opportunities.  All Mimecasters strive on being high performers, problem solvers, and team players with passion and integrity.


An Equal Opportunity Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability. 

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Technology we use

  • Engineering
    • C#Languages
    • JavaLanguages
    • JavascriptLanguages
    • PythonLanguages
    • jQueryLibraries
    • ASP.NETFrameworks
    • Ruby on RailsFrameworks
    • Microsoft SQL ServerDatabases
    • OracleDatabases


Our company is in an upscale area with plenty of access to major highways. We are 30 minutes outside downtown Boston.

An Insider's view of Mimecast

What’s the vibe like in the office?

Our distinctive culture, created by ‘Mimecasters’, is our greatest asset. It is built on openness, a willingness to take on the toughest challenges, and our tenacity in identifying and solving the big problems – our warrior spirit, our sense of fun and our ability to do the right thing naturally.

Be part of something special.



What's the biggest problem your team is solving?

Your organization runs on email. It’s the main way you communicate internally and externally and you rely on it being available all day, every day. It’s a gateway to other critical IT systems and home to a treasure trove of corporate information your employees value. For all it offers, email needs to be protected and managed or it risks exposing yo



How does the company support your career growth?

Mimecast is growing and we're creating a truly global business. But growth isn't just about scale. It's about being better, and it's about maturing without getting old. We want to make sure our culture remains intact even as we grow. And in the end, making that happen is about people like you.



What unique initiatives do you have that encourage innovation?

Sometimes the best things in life just happen. Our culture is not an edict, enshrined in a set of policies. It is a set of values inherent in the way we interact, how we see the world and how we go about getting things done. We expect everyone at Mimecast to worry more about inertia than about mistakes.


Senior Engineer

How has your career grown since starting at the company?

Mimecast is a fast growing company expanding into new markets across the world. Wherever you join us, whatever your background, skills or experience, you’ll be working in a results-oriented, high performance environment with unparalleled scope and variety of work. We celebrate career development across the company and there are always opportunities


Senior Manager

What are Mimecast Perks + Benefits

Mimecast Benefits Overview

Free on-site gym facilities available. **For Lexington employees only.
27 Paid time off days.
401K match and generous stock purchase plan.
Strong commitment to the environment and sustainability, including new Green initiative.
Start-up feel with the stability of an enterprise. Fast moving environment and exciting office with unique work spaces that facilitate collaboration.
Opportunity to work and gain exposure with C-suite executives, including CEO Peter Bauer.
Family-focused environment with 16 weeks paid maternity leave and 4 weeks paid paternity leave, alongside yearly family day and partner recognition parties.
Huge focus on Corporate Social Responsibility and Wellness with a range of team building initiatives to encourage employee and team growth. All supported with five paid volunteer days and matching donations.
Long Service Awards - five years and ten years. Ten years comes with two months fully paid sabbatical leave.

Volunteer in local community
Partners with Nonprofits
Friends outside of work
Eat lunch together
Intracompany committees
Daily stand up
Open door policy
Team owned deliverables
Team based strategic planning
Group brainstorming sessions
Pair programming
Open office floor plan
Documented equal pay policy
Dedicated Diversity/Inclusion Staff
Highly diverse management team
Unconscious bias training
Diversity manifesto
Someone's primary function is managing the company’s diversity and inclusion initiatives
Mean gender pay gap below 10%
Health Insurance & Wellness Benefits
Dental Benefits
Vision Benefits
Health Insurance Benefits
Life Insurance
Wellness Programs
Onsite Gym
Retirement & Stock Options Benefits
401(K) Matching
Company Equity
Employee Stock Purchase Plan
Performance Bonus
Match charitable contributions
Child Care & Parental Leave Benefits
Flexible Work Schedule
Remote Work Program
Family Medical Leave
Return-to-work program post parental leave
Company sponsored family events
Acme co. sponsors family oriented events Semi-annually.
Vacation & Time Off Benefits
Generous PTO
Paid Volunteer Time
Paid Holidays
Paid Sick Days
Perks & Discounts
Beer on Tap
Casual Dress
Company Outings
Free Daily Meals
Game Room
Stocked Kitchen
Happy Hours
Relocation Assistance
Fitness Subsidies
Professional Development Benefits
Job Training & Conferences
Tuition Reimbursement
Diversity Program
Lunch and learns
Cross functional training encouraged
Promote from within
Mentorship program
Continuing Education stipend
Time allotted for learning
Online course subscriptions available
Customized development tracks
Paid industry certifications

Additional Perks + Benefits

Start-up feel with the stability of an enterprise. Fast moving environment and exciting office with unique work spaces that facilitate collaboration.

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