Senior Specialist - IT Security Operations @MMCTech

Marsh McLennan; Witham; Hybrid; GBP 55,000 - 75,000; Full time

Job summary

A leading global consulting firm in Witham seeks a Senior Specialist - IT Security Operations to ensure the efficient functioning of security infrastructure and reduce risk. Candidates must have 5+ years of experience in network security and strong knowledge of security operations technologies. The role offers a hybrid work model and excellent professional development opportunities.

Benefits

Professional development opportunities

30+ days off

Performance bonus scheme

Qualifications

• 5+ years of network security experience within large-scale operations.
• Expertise in TCP/IP and security operations technologies.
• Knowledge of collecting and evaluating HTTPS & TCP/IP dumps.

Responsibilities

• Ensure efficient operations of security infrastructure worldwide.
• Perform vulnerability management and incident response.
• Manage infrastructure and capacity effectively.

Skills

Network security experience

Analytical skills

Interpersonal communication

Unix/Linux CLI knowledge

Tools

Cisco ASA

Palo Alto

Wireshark

Fiddler

Job description

Senior Specialist - IT Security Operations @MMCTech

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Senior Specialist - IT Security Operations @MMCTech

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The Senior Specialist - IT Security Operations role is responsible for ensuring the availability and efficient operations of MMC security infrastructure worldwide while enforcing security policies and reducing risk to Marsh & McLennan Companies.

CyberSecurity Operations is a crucial role within MMC. Technical expertise, combined with positive, collaborative, can-do attitudes are required to make this team successful.

Technologies include next-generation firewalls within the cloud and on-premises, web application firewalls, proxies, advanced malware prevention, remote access, data loss prevention, and intrusion detection/prevention systems.

We will count on you to:

Daily tasks consist of but are not limited to:

• Tier II-IV troubleshooting incident
• Change and configuration management
• Policy optimization
• Infrastructure management
• Capacity management
• Patch and OS management
• Event monitoring and alerting
• Vulnerability management
• Cybersecurity Incident Response
• Security Projects
• Risk Reduction through policy optimization and audit
  
  

What you need to have:

• 5+ years of network security experience within large-scale operations.
• One or more of the following:Cisco ASA, FirePower, Palo Alto, BlueCoat Proxy, Zscaler, F5 ASM FireEye
• Expertise knowledge of TCP/IP and related protocols and with collecting and evaluating HTTPS & TCP/IP dumps using Wireshark, HTTPWatch, tcpdump, Fiddler, and similar tools.
• Strong analytical, problem-solving, and root cause analysis skills relating to security operations technologies.
• Excellent verbal, written and collaborative interpersonal communication skills.
• Working knowledge of Unix/Linux CLI.
  
  

What makes you stand out?

• Administration of Blue Coat Proxy SG 250-430 certification.
• Blue Coat Proxy Administrator or Professional (BCCPA or BCCPP) certification.
• PaloAlto Networks PCNSE v9 certification.
• FireEye HX & NX experience and certifications.
• F5 Application Security Manager (ASM) expertise & Exam 303-BIG-IP ASM Specialist.
• Cisco ASA & Firepower with CCNA CyberOps, CCNA Security, and/or CCNP Security certifications.
• Experience operating within AWS and Azure environments.
• SANS/GIAC certifications
  
  

Why join our team:

• We help you be your best through professional development opportunities, interesting work, and supportive leaders;
• We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have an impact for colleagues, clients, and communities;
• Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well-being;
• A yearly budget and the opportunity to build your flexible benefits package (up to 20% of your annual salary);
• 30+ days off (25 legal days off, 1 extra day off on your birthday, public holiday replacement days, extra buy/sell from your benefits budget);
• Performance Bonus scheme;
• Matching charity contributions, charity days off, and the Pay it Forward charity challenge;
• Core benefits - Pension, Life and Medical Insurance, Meal Vouchers, Travel Insurance;
  
  

Marsh McLennan is committed to creating a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age, background, disability, ethnic origin, family duties, gender orientation or expression, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, or any other characteristic protected by applicable law.

Marsh McLennan is committed to hybrid work, which includes the flexibility of working remotely and the collaboration, connections and professional development benefits of working together in the office. All Marsh McLennan colleagues are expected to be in their local office or working onsite with clients at least three days per week. Office-based teams will identify at least one “anchor day” per week on which their full team will be together in person.

R_316454

Seniority level

• Seniority level

  Not Applicable

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology

• Industries

  Insurance and Business Consulting and Services

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