Sr. Network Design Engineer Security Clearance

Position: Sr. Network Design Engineer with Security Clearance
Job Description
TEKsystems is seeking an experienced Network Engineer to support the SMIT program, the U.S. Navy’s largest IT services initiative. This role supports the delivery and sustainment of the Navy-Marine Corps Intranet (NMCI), providing advanced engineering expertise across VPN, WAN, DMZ, and firewall technologies within a global enterprise environment.

Role Overview :
You will design, implement, secure, and maintain complex network solutions supporting Navy operations worldwide. This includes engineering and administering Juniper firewalls, DMZ environments, secure VPN architectures, Cisco ASA/Firepower platforms, and WAN infrastructure. You’ll work closely with operations, engineering, and project teams to ensure network integrity, security, and performance across mission‑critical systems.

Primary Responsibilities:

- Provide SME-level support for VPN, WAN, DMZ, firewall, and Cisco network technologies across the NMCI enterprise.
- Perform network integration, modification, maintenance, and security enhancements.
- Collaborate with NOC, administrators, and engineering teams to improve network security appliances and automation opportunities.
- Develop and maintain SOPs/TTPs, Engineering Implementation Plans (EIPs), and Continuous Service Improvement initiatives.
- Plan and execute network upgrades, maintenance windows, and release activities.
- Deliver Tier III escalation support and engage vendors for complex incident resolution.
- Participate in Root Cause Analysis and Problem Management processes. Company Benefits:
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:

• Medical, dental & vision

• Critical Illness, Accident, and Hospital

• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available

• Life Insurance (Voluntary Life & AD&D for the employee and dependents)

• Short and long-term disability

• Health Spending Account (HSA)

• Transportation benefits

• Employee Assistance Program

• Time Off/Leave (PTO, Vacation or Sick Leave)