Senior Network Infrastructure Engineer

Peckham, Inc.; Lansing (MI); On-site; USD 85,000 - 120,000; Full time

Job summary

Peckham, Inc. in Lansing, MI is seeking a Senior Network Infrastructure Engineer to design, implement and secure enterprise networks, including LAN, WAN, and SDN.

The role mentors IT staff and leads critical networking projects across hybrid environments. You will maintain documentation, monitor performance and security, stay current with industry trends, and collaborate with cross-functional teams to deliver reliable connectivity while supporting Peckham’s mission and client needs.

Qualifications

• Bachelor's degree in IT or related field; 5+ years in enterprise LAN/WAN
• 4–6 years hands-on with Cisco routers, routing/switching, network switches, and Cisco wireless tech
• In-depth understanding and hands-on experience with physical network routers and switch tech
• Strong analytical and troubleshooting skills to diagnose and resolve network issues
• Proficient in using network monitoring and management tools to ensure optimal performance and security
• Strong attention to detail to ensure accuracy in network configurations and documentation
• Able to accommodate a flexible work schedule, including nights and weekends
• Attend training sessions and maintain necessary certifications to meet Peckham's client contracted-services requirements
• Nice to have 1–3 years of programming experience (Python + YANG/JSON/YAML); Cisco CCNP
• Excellent verbal and written communication skills to convey technical information to non-technical stakeholders

Responsibilities

• Design, implement and support secure network, wireless, and data/voice communication systems within the Peckham organization
• Mentor and coach Network Engineers and other members of the IT Team
• Lead projects and apply knowledge of enterprise-level wired and wireless networking, unified communications, and SDN concepts to enhance network solutions
• Stay informed about current network technologies and engage in learning about emerging technologies and trends
• Update and maintain guidelines and procedures for the Peckham Information Technology Department to ensure clarity and compliance
• Serve as the escalation point for troubleshooting and resolving complex issues that arise
• Support tickets and manage incidents, service requests, and problems through their full life cycle
• Collaborate with cross-functional teams to assess network requirements and develop solutions that enhance connectivity and efficiency

Skills

LAN/WAN networking

Cisco routing/switching

Network troubleshooting

Mentoring/leadership

Flexible work schedule

Education

Bachelor's degree in Information Technology or related field

Cisco CCNP (nice to have)

Tools

Cisco routers

Cisco wireless technologies

Network monitoring tools

Job description

Staff positions are supportive roles providing support to our rehabilitation mission. Applicants for staff positions do not need to have a barrier to employment to be eligible for these roles.

At Peckham, people matter. A whole lot. Working at Peckham means you’ll find a safe space to grow, the freedom to take risks and an opportunity to succeed. When you choose Peckham, you choose more than a job—you join a mission-driven community that values connection, inclusion and personal growth. Our supportive and flexible environment offers holistic and rewarding work experiences tailored to your needs and emphasizing your wellbeing. Integrated into every role is the opportunity to support Peckham’s mission, make a lasting impact on people, and uplift our community.

A Brief Overview

The Senior Network Infrastructure Engineer will leverage their comprehensive expertise in enterprise network environments. Key responsibilities include the stewardship of Local Area Networks (LAN), Wide Area Networks (WAN), and Software Defined Networking (SDN) technologies. The successful candidate will demonstrate a strong commitment to enhancing and securing network infrastructures. Additionally, this role involves mentoring team members and spearheading strategic projects to drive organizational success in networking solutions.

What you will do

• Design, implement and support secure network, wireless, and data/voice communication systems within the Peckham organization.
• Mentor and coach Network Engineers and other members of the IT Team.
• Lead projects and apply knowledge of enterprise-level wired and wireless networking, unified communications, and Software Defined Network and Data Center concepts, including virtual cloud and hybrid environments, to enhance network solutions.
• Stay informed about current network technologies and hardware platforms and actively engage in learning about emerging technologies and trends in the IT field.
• Update and maintain guidelines and procedures for the Peckham Information Technology Department to ensure clarity and compliance.
• Serve as the escalation point for troubleshooting and resolving complex issues that arise.
• Support tickets and manage incidents, service requests, and problems through their full life cycle.
• Collaborate with cross-functional teams to assess network requirements and develop solutions that enhance connectivity and efficiency.
• Monitor and analyze network performance and security, utilizing industry-standard tools to identify and mitigate potential risks.
• Document network configurations, processes, and procedures to ensure knowledge transfer and compliance with best practices, adhering to Peckham's change management and documentation processes.
• Utilize and support network monitoring, logging, and scanning systems to ensure optimal network performance and security.
• Provide timely status updates and reporting information to Peckham Information Technology Department Managemnt as assigned within areas of responsibility.
• Facilitate knowledge transfer and mentoring within the Peckham Information Technology team and business users, while adhering to organizational privacy and security policies.
• Participate in after-hours support and project work along with on-call rotations as necessary and assigned.

What you will Need

• Bachelors in Information Technology or a related field or an equivalent combination of education, industry certifications, and experience 5 + years of progressive experience with enterprise local and wide area networking technologies.
• 4 - 6 years years of hands-on experience with Cisco network routers, routing/switching protocols, network switch, and Cisco wireless technologies.
• Possess an in-depth understanding and hands-on experience with physical network routers (routing protocols) and network switch technologies.
• Strong analytical and troubleshooting skills to diagnose and resolve network issues effectively.
• Proficient in using network monitoring and management tools to ensure optimal performance and security.
• Strong attention to detail to ensure accuracy in network configurations and documentation.
• Able to accommodate a flexible work schedule, including nights and weekends.
• Attend training sessions and maintain necessary certifications to develop and demonstrate skills that meet Peckham's client contracted-services requirements.

Nice to have

• Nice to have 1 - 3 years years of programing experience (Python + YANG/JSON/YAML) Cisco CCNP
• Excellent verbal and written communication skills to convey technical information to non-technical stakeholders.
• Ability to convey technical information to non-technical stakeholders through excellent verbal and written communication skills, utilizing the ITL 4 Foundation methodologies.

At Peckham, you'll join a mission-driven organization committed to supporting growth and creating lasting impact.

Federal law requires employers to provide reasonable accommodation to qualified individuals with disabilities.

Physical Demands

Office and Administrative Support The general nature of this position operates in a professional office environment. The environment has standard office lighting, temperature, and noise levels. The role involves prolonged periods working on a computer and engaging in virtual or in-person meetings. Additionally, it also requires the ability to sit for extended periods, use standard office equipment, and perform repetitive tasks such as typing and data entry. The role may involve light lifting (up to 20 pounds) and occasional standing or walking.

PHYSICAL DEMANDS

The physical demands of this position may be reasonably accommodated for individuals with disabilities on a case-by-case basis.

PECKHAM IS AN EQUAL OPPORTUNITY EMPLOYER

Peckham provides equal opportunities and does not unlawfully discriminate on the basis of race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, age, disability, genetic information, height, weight, marital status, veteran status, or any other protected characteristic protected by applicable federal, state, or local law.

Employer/Vet/Disabled.

Peckham participates in the E-Verify program.

Business Line: Peckham IT Location: Lansing, MI Worker Sub-Type: Staff Member