CAREER PORTAL

Sr Network Engineer - Network Infrastructure Design

Sr Network Engineer – Network & Cloud Infrastructure Design
Location: Newark, DE; Indianapolis, IN or Sterling, VA (hybrid onsite 3 days/week)
Duration: 6 months CTH


Role Summary
We’re looking for a senior engineer to design and modernize enterprise network and cloud infrastructure. This role requires deep expertise in AWS networking, strong CloudFormation architecture skills, and leadership in Git-based IaC governance. You’ll define patterns, enforce automation standards, and mentor others while ensuring security and compliance.

What You'll Do

• Lead design for campus, SD-WAN, wireless, and hybrid cloud connectivity.
• Architect AWS networking (Transit Gateway, VPC, VPN, security groups) and integrate with on-prem; ensure Azure connectivity (VPN Gateway, ExpressRoute).
• Define and enforce CloudFormation-first IaC strategy; build modular templates, stack sets, and validation pipelines.
• Establish Git governance (branching, PR reviews, code owners) and mentor team members on IaC best practices.
• Extend Ansible roles/playbooks for configuration orchestration; guide Terraform adoption where appropriate.
• Drive observability improvements using AWS CloudWatch, Azure Monitor, and telemetry tools.
• Collaborate with security on guardrails, firewall policies, and DNS security; ensure compliance with ITIL-based change control.
• Produce architecture diagrams, ADRs, and audit-ready documentation.

What You'll Bring
Required:

• 6+ years in network and cloud infrastructure engineering with design leadership.
• Deep AWS networking expertise; strong Azure networking experience.
• Advanced CloudFormation and Git proficiency; automation with Bash/PowerShell and Ansible.
• Strong Palo Alto firewall engineering experience.

Preferred:

• Terraform, AWS Solutions Architect, Azure Network Engineer Associate, PCNSE, CCNP, ITIL certification.

Success Metrics (90/180 days)

• 90 days: Baseline the current hybrid topology; deliver a CloudFormation module (e.g., SG baseline + logging) and a Git workflow improvement (e.g., CODEOWNERS + PR templates).
• 180 days: Deliver a reference architecture for a repeatable VPC/TGW pattern with runbooks and ADRs; measurable reduction in misconfigured security groups and time-to-deploy via automated validations

Estimated Min Rate: $75.00
Estimated Max Rate: $85.00


What’s In It for You?
We welcome you to be a part of the largest and legendary global staffing companies to meet your career aspirations. Yoh’s network of client companies has been employing professionals like you for over 65 years in the U.S., UK and Canada. Join Yoh’s extensive talent community that will provide you with access to Yoh’s vast network of opportunities and gain access to this exclusive opportunity available to you. Benefit eligibility is in accordance with applicable laws and client requirements. Benefits include:

• Medical, Prescription, Dental & Vision Benefits (for employees working 20+ hours per week)
• Health Savings Account (HSA) (for employees working 20+ hours per week)
• Life & Disability Insurance (for employees working 20+ hours per week)
• MetLife Voluntary Benefits
• Employee Assistance Program (EAP)
• 401K Retirement Savings Plan
• Direct Deposit & weekly epayroll
• Referral Bonus Programs
• Certification and training opportunities

Note: Any pay ranges displayed are estimations. Actual pay is determined by an applicant's experience, technical expertise, and other qualifications as listed in the job description. All qualified applicants are welcome to apply.

Yoh, a Day & Zimmermann company, 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, disability, or status as a protected veteran.

Visit https://www.yoh.com/applicants-with-disabilities to contact us if you are an individual with a disability and require accommodation in the application process.

For California applicants, qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All of the material job duties described in this posting are job duties for which a criminal history may have a direct, adverse, and negative relationship potentially resulting in the withdrawal of a conditional offer of employment.