Senior Consultant - Network Security

Converge Technology Solutions UK; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

Converge Technology Solutions UK is seeking a Senior Consultant - Network Security to lead the design, deployment, and validation of secure network solutions for enterprise clients across the United States. The role emphasizes user-centric consulting with hands-on firewall expertise and migration experience.

The position requires delivering design guidance, acting as a technical SME for next-generation firewall platforms, and mentoring teams while maintaining thorough documentation in dynamic,

Qualifications

• 7+ years in network engineering with a focus on security
• Experience in a consulting or professional services role
• Strong ability to design and validate network architectures

Responsibilities

• Implement, migrate, and support network and security solutions across customer environments
• Provide design assistance and validation for network and security architectures
• Serve as a technical SME for next-generation firewall platforms (Palo Alto, Fortinet, Cisco, Juniper, Aruba)
• Perform network assessments and provide implementation-focused recommendations
• Execute complex migrations (firewall replacements, SD-WAN transitions)
• Develop and maintain technical documentation including runbooks
• Collaborate with project managers and stakeholders to ensure delivery
• Provide knowledge transfer and mentorship to customers and internal teams
• Troubleshoot complex network and security issues across hybrid environments

Skills

Network security

Consulting

Technical documentation

Client engagement

Project leadership

Troubleshooting

Education

Palo Alto PCNSE

Fortinet NSE 6/7/8

Cisco CCNP/CCIE

Juniper JNCIS/JNCIA

Aruba ACDP/ACCX/ADCNS

Tools

Palo Alto PAN-OS

Fortinet FortiGate

Cisco Firewalls

Juniper SRX

Aruba Clearpass

Job description

Practice/Department: Professional Services

Position Title: Senior Consultant - Network Security

Position Location: Remote in the US

Job Summary:

As a Senior Consultant within our Digital Infrastructure Practice, you will be at the forefront of driving digital transformation initiatives for our clients. Leveraging your expertise in infrastructure technologies, you will collaborate with cross-functional teams to deliver innovative solutions that enhance operational efficiency, scalability, and security.

This role is responsible for implementing, supporting, and providingdesign assistancefor complex network and security solutions across enterprise client environments. The ideal candidate brings a strong consulting background, deep expertise in next-generation firewalls.

This is a client-facing role requiring both technical excellence and the ability to deliver high-quality project outcomes in dynamic environments.

Essential Functions:

• Implement, migrate, and support network and security solutions across customer environments
• Providedesign assistance and validationfor network and security architectures in collaboration with internal architects and client stakeholders
• Serve as a technical SME fornext-generation firewall platformsincluding:
  • Juniper
  • Aruba
  • Fortinet
  • Cisco
  • Palo Alto
• Perform network assessments and provide implementation-focused recommendations
• Execute complex migrations (e.g., firewall replacements, SD-WAN transitions, data center modernization)
• Develop and maintain technical documentation including implementation guides, as-built documentation, and runbooks
• Collaborate with project managers and stakeholders to ensure successful project delivery
• Provide knowledge transfer and mentorship to customers and internal teams
• Troubleshoot complex network and security issues across hybrid environments (on-prem, cloud, remote users)
• Stay current with emerging technologies and industry trends in networking and cybersecurity

Required Skills/Abilities/Competencies

• 7+ years of experience in network engineering, with a focus on network security and enterprise networking
• Proven experience in aconsulting or professional services role(customer-facing project delivery)
• Hands-on experience with:
  • Palo Alto Networks (PAN-OS, Panorama)
  • Fortinet FortiGate / FortiManager
  • Cisco firewalls (ISE, Firepower, FMC)
  • Juniper firewalls (SRX Series)
  • Aruba (Clearpass)
• Strong understanding of:
  • Routing & Switching (BGP, OSPF, VLANs, VRFs)
  • VPN technologies (IPSec, SSL VPN)
  • Network segmentation and zero trust architectures
• Ability to create clear and professional technical documentation
• Strong troubleshooting and analytical skills
• Excellent communication and client engagement skills
• Strong client-facing presence with the ability to lead technical discussions
• Ability to manage multiple projects and priorities simultaneously
• Detail-oriented with a focus on delivering high-quality outcomes
• Self-motivated and capable of working independently or within a team
• Strong documentation and presentation skills

Education and Experience:

• Industry certifications such as:
  • Palo Alto (PCNSE/PCNSC)
  • Fortinet (NSE 6/7/8)
  • Cisco (CCNP, CCIE)
  • Juniper (JNCIS, JNCIA)
  • Aruba (ACDP, ACCX, ADCNS)
• Experience with cloud platforms (Azure, AWS, GCP) and cloud networking
• Familiarity with identity integrations (Azure AD, SAML, MFA) in SASE environments
• Experience deploying or supporting SDWAN and SASE Solutions
• Experience with automation and scripting (Python, Ansible, APIs)
• Prior experience working for a VAR, MSP, or consulting organization

Physical Requirements:

• Prolonged periods of sitting at a desk and working on a computer.
• Must be able to lift up to 15 pounds at times.

We are an equal opportunity employer and value diversity at our company. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Employees hired under this position must be able to perform the essential functions of the position satisfactorily and, if requested, reasonable accommodation will be made to enable employees with disabilities to perform the essential functions, absent undue hardship. The Employer retains the right to change or assign other duties to this position at any time with or without notice.