Senior Network Security Engineer

Odyssey Systems Consulting Group, Ltd.•Wakefield, MA

10d•Hybrid

About The Position

The Senior Network Security Engineer leads the design, implementation, and governance of secure enterprise network infrastructures across on-premises, cloud, and hybrid environments. This role ensures the protection of corporate assets and, where applicable, Controlled Unclassified Information (CUI), by aligning systems to cybersecurity best practices and compliance frameworks such as NIST SP 800-171 and CMMC Level 2.

Requirements

Must be a US citizen
Ability to obtain clearance
Bachelor's Degree
10+ years of experience
Any relevant enterprise network and firewall technologies certifications

Nice To Haves

Secret clearance
Bachelor's Degree
10+ years of experience
CCNP, GIAC, CEH, or CMMC certifications
Architect, implement, and maintain secure network infrastructures aligned with enterprise and CMMC Level 2 requirements.
Design and manage firewalls, VPNs, IDS/IPS, micro segmentation, and encryption controls.
Re-architect network infrastructure for scalability and growth.
Network access control implementation.
Ensure proper VLAN segmentation and zero-trust alignment.
Perform daily monitoring of network health and detect zero-day exploits.
Monitor network traffic, identify threats, and lead incident response.
Develop and enforce security standards aligned with NIST SP 800-171 and CMMC.
Support secure cloud connectivity and hybrid architectures.
Lead upgrades, design Wi-Fi architectures, and support office buildouts.
Evaluate new technologies and lead implementation efforts
Strong leadership and mentoring abilities.
Excellent communication and problem-solving skills.
Ability to manage complex, compliance-driven initiatives.
Ability to document environment and keep up to date.
Accountability
Comminication
Colaboration
Transparency
Trust

Responsibilities

Architect, implement, and maintain secure network infrastructures aligned with enterprise and CMMC Level 2 requirements.
Design and manage firewalls, VPNs, IDS/IPS, micro segmentation, and encryption controls.
Re-architect network infrastructure for scalability and growth.
Ensure proper VLAN segmentation and zero-trust alignment.
Perform daily monitoring of network health and detect zero-day exploits.
Monitor network traffic, identify threats, and lead incident response.
Develop and enforce security standards aligned with NIST SP 800-171 and CMMC.
Support secure cloud connectivity and hybrid architectures.
Lead upgrades, design Wi-Fi architectures, and support office buildouts.
Evaluate new technologies and lead implementation efforts
Occassional travel to offices across the US for project related work.