Senior Network Security Engineer

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Ampcus Inc. is a certified global provider of a broad range of Technology and Business consulting services. We are in search of a highly motivated candidate to join our talented Team.

Job Title: Senior Network Security Engineer
Location(s): Mechanicsville, VA
Complete Description:
We are seeking an experienced Sr. Network Security Engineer (Sr. NSE) to implement and support the organization’s IT network, cloud, and computing infrastructure. The Sr. NSE performs day-to-day activities related to securing the organization’s infrastructure, including documentation, research, analysis, design, and implementation of network and computing infrastructure.

The Sr. NSE will support a hybrid enterprise environment consisting of approximately 300 statewide locations, Palo Alto firewalls, Azure networking, ExpressRoute connectivity, WAF technologies, Splunk SIEM, SD-WAN, and mission-critical public-facing applications. The role partners closely with Infrastructure, Cloud Engineering, and the Information Security Office to maintain the confidentiality, integrity, and availability of the organization’s network infrastructure.

Key Responsibilities:

• Ensure network security architecture aligns with operational security standards before and after deployment.
• Lead investigation and containment of network security incidents.
• Review firewall rule requests and ensure compliance with security standards.
• Design and maintain secure hybrid network architecture across on-premises and Azure environments.
• Monitor security events using SIEM technologies and coordinate incident response activities.
• Perform network security assessments and recommend remediation strategies.
• Develop and maintain network security standards, diagrams, and operational documentation.
• Support penetration testing and remediation efforts.
• Participate in on-call support during critical security incidents.
• Conduct proactive threat hunting and anomaly detection.
• Validate WAF and firewall placement, integration, exposure, and connectivity. Lead the implementation, review, and management of enterprise WAF solutions.
• Identify and diagnose system problems and security threats using system logs, line monitors, SIEM platforms, diagnostic software, and test equipment.
• Identify, prioritize, and remediate network security vulnerabilities.
• Provide documentation, network architecture topology diagrams, IP addressing schemes, firewall rules, and access control documentation as required.
• Work independently on assigned projects.

Skills:

	Skill	Required / Desired	Amount	of experience	Expertise Rating	Move
	Enterprise Networking	Required	8	Years
	Enterprise Security	Required	5	Years
	Azure Networking	Required	3	Years
	WAF/NGFW	Required	3	Years
	Supporting environments with 300+ Network Devices	Desired	3	Years
	Candidate must have experience in the following areas: Incident response, Security investigations, Log analysis, Threat intelligence, Security monitor	Required
	Candidate must have experience with the SIEM products (e.g. Splunk, Microsoft Sentinel)	Required
	Candidate must have experience in vulnerability management and remediation tracking as well as vulnerability scanning tools (e.g. Nessus, Tenable, Def	Required
	Candidate must have experience in the following areas: Active Directory, MFA, Conditional Access, Certificates	Required
	Candidate must have experience with; SEC530, CIS Benchmarks, NIST CSF, NIST 800-53, Zero Trust principles	Required
	Candidate must have experience with the following: Cisco Client, NAC, 802.1X, RADIUS, TACACS	Required
	Candidate must have experience with the following products: Palo Alto, F5 Distributed Cloud, Azure WAF, Cisco VPN, Global Protect, F5 BIG-IP	Required
	Candidate must have experience working in highly regulated environments and leading technical troubleshooting during outages	Required
	Candidate must have ability to communicate technical issues to technical and executive audiences and an ability to mentor junior engineers.	Required
	Candidate should have achieved or ability to achieve the following certifications: Azure Security Engineer (AZ-500), Azure Network Engineer (AZ-700),	Required

Ampcus is 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, age, protected veterans or individuals with disabilities.

Ampcus is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identify, national origin, age, protected veterans or individuals with disabilities.

 

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