Senior Network Security Engineer

Odyssey Systems Consulting Group, Ltd.; Wakefield (MA); Hybrid; USD 160,000 - 165,000; Full time

Benefits offered by this job

Medical, dental, vision

Life insurance

401(k) match

Flexible spending accounts

Health savings accounts

Employee assistance program

Paid time off

Holidays

Job summary

Odyssey Systems Consulting Group, Ltd. in Wakefield, MA is seeking an experienced security-focused network architect for a hybrid role focused on building and governing secure enterprise networks across on-premises, cloud, and hybrid environments.

The position emphasizes alignment with NIST SP 800-171 and CMMC Level 2, including firewall, VPN, IDS/IPS, and zero-trust controls. The role involves incident readiness, upgrades, cloud connectivity, and travel to US offices as needed.

Qualifications

• US citizen with ability to obtain clearance.
• Bachelor’s degree in a relevant field.
• 10+ years of enterprise network and security experience.
• Experience with enterprise network and firewall technologies.
• Credential(s): CCNP, GIAC, CEH, or CMMC.

Responsibilities

• Architect, implement, and maintain secure enterprise network infrastructures aligned with enterprise requirements and CMMC Level 2.
• Design and manage firewalls, VPNs, IDS/IPS, micro segmentation, and encryption controls.
• Support network scalability by re-architecting infrastructure for growth and enterprise needs.
• Ensure VLAN segmentation and align implementation with zero-trust principles.
• Perform daily monitoring of network health and detect zero-day exploits.
• Monitor network traffic, identify threats, and lead incident response activities.
• Develop and enforce security standards aligned with NIST SP 800-171 and CMMC.
• Support secure cloud connectivity and hybrid architecture implementation.
• Lead upgrades, design Wi-Fi architectures, and support office buildouts.
• Evaluate new technologies and lead related implementation efforts.
• Occasional travel to offices across the US for project-related work (about 10%).

Skills

Leadership & mentoring

Communication

Problem-solving

Documentation

Education

Bachelor’s degree

Tools

CCNP

GIAC

CEH

CMMC

Job description

Hybrid role in Wakefield, MA with an emphasis on building and governing secure enterprise networks across on-premises, cloud, and hybrid environments. Odyssey Systems Consulting Group, Ltd. focuses on aligning network security work to recognized frameworks, including NIST SP 800-171 and CMMC Level 2, supporting protection of corporate assets and, where applicable, Controlled Unclassified Information (CUI).

This position supports secure-by-design networking through architecture, monitoring, and incident readiness, along with upgrades and infrastructure modernization. The base salary range is USD 160,000 to 165,000 per year, with final compensation determined by contract labor categories, wage rates, experience, skills, geographic location, education, and certifications.

Responsibilities

• Architect, implement, and maintain secure enterprise network infrastructures aligned with enterprise requirements and CMMC Level 2.
• Design and manage firewalls, VPNs, IDS/IPS, micro segmentation, and encryption controls.
• Support network scalability by re-architecting infrastructure for growth and enterprise needs.
• Ensure VLAN segmentation and align implementation with zero-trust principles.
• Perform daily monitoring of network health and detect zero-day exploits.
• Monitor network traffic, identify threats, and lead incident response activities.
• Develop and enforce security standards aligned with NIST SP 800-171 and CMMC.
• Support secure cloud connectivity and hybrid architecture implementation.
• Lead upgrades, design Wi-Fi architectures, and support office buildouts.
• Evaluate new technologies and lead related implementation efforts.
• Occasional travel to offices across the US for project-related work (about 10%).

Requirements

• US citizen status.
• Ability to obtain clearance.
• Bachelor’s Degree.
• 10+ years of relevant experience.
• Experience with enterprise network and firewall technologies.
• Secret clearance.
• Relevant credential(s): CCNP, GIAC, CEH, or CMMC.
• Network access control implementation experience.

Location and Work Model

• Wakefield HQ or Remote (hybrid)
• Massachusetts

How You’ll Work With Others

• Strong leadership and mentoring abilities.
• Excellent communication and problem-solving skills.
• Ability to manage complex, compliance-driven initiatives.
• Capable of documenting the environment and keeping documentation up to date.
• Accountability, communication, collaboration, transparency, and trust.

Compensation and Benefits

Final compensation will be determined by federal government contract labor categories and contract wage rates, along with relevant experience, specific skills and competencies, geographic location, education, and certifications.

Applicants may be eligible for benefits, including (but not limited to) medical, dental, vision, life insurance, TRICARE supplement, short-term disability, long-term disability, 401(k) match, flexible spending accounts, health savings accounts, employee assistance program, learning and development benefit, paid time off, and holidays.

This role is filled through continuous recruitment and remains open until a sufficient pool of applications has been received.