Senior Network Engineer – Top Secret | North Charleston, SC

Senior Network Engineer Top Secret North Charleston SC
Cambridge International Systems Inc.

Join a dynamic global team united by shared values: commitment integrity and perseverance. At Cambridge youll work alongside top talent worldwide tackling some of todays most complex and critical challenges in defense and security.

We are currently seeking a Senior Network Engineer to support the Naval Information Warfare Center Atlantic (NIWC Atlantic) Expeditionary Enterprise Systems and Services (E2S2) Division in North Charleston SC. NIWC Atlantic provides design acquisition and sustainment services for Marine Corps Systems Command (MCSC) Information Technology (IT) systems. This is a full-time on-site office position requiring attendance five days per week with one optional telework day.

What Youll Do
As a Senior Network Engineer you will play a critical role supporting NIWC Atlantics E2S2 Division and Marine Corps IT systems. You will:

• Support the design acquisition deployment and sustainment of enterprise and tactical Marine Corps networks.
• Oversee the creation of hybrid software web and hardware products from initial specifications through final rollout and maintenance.
• Deploy and sustain Cisco Software Defined Wide Area Network (SD-WAN) solutions.
• Support network fieldings site surveys installations and other sponsor-requested mission activities.
• Configure troubleshoot and maintain network technologies including BGP DMVPN / Flex VPN HAIPE devices and Multicast protocols.
• Work with major carriers including providers such as Verizon in support of network requirements.
• Install heavy network equipment into racks according to installation design plans.
• Travel to CONUS and OCONUS locations including multiple week-long trips as required to support mission requirements.

• Education & Experience:
  • Bachelors degree in Engineering from an Accreditation Board for Engineering and Technology (ABET) accredited program.
  • Seven (7) years of IT professional experience overseeing the creation of hybrid software web and hardware products from initial specifications to final rollout and maintenance.
  • Current Cisco CCNA certification required.
  • Proven experience with enterprise and/or tactical Marine Corps networks.
• Technical Expertise:
  • Cisco SD-WAN deployment and sustainment experience.
  • Fundamental understanding of Cisco Software Defined Wide Area Network (SD-WAN) and Cisco Catalyst Center (formerly DNAC).
  • Solid experience with Border Gateway Protocol (BGP) and experience working with major carriers (e.g. Verizon).
  • Experience with DMVPN / Flex VPN hands-on experience with High Assurance Internet Protocol Encryption (HAIPE) devices and familiarity with Multicast protocols.
• Clearance:
  • Must have a current and active DoD Top Secret security clearance.

• Current Cisco CCNP or equivalent vendor certification (e.g. JunOS Arista).

• Travel 25% to 35% of the time both CONUS and OCONUS by motor vehicle and/or air travel may be required. Multiple week-long trips may be required for fieldings site surveys and other sponsor-requested mission activities.
• Must have an active passport to support OCONUS travel requirements.

• This is an on-site office role in North Charleston SC requiring attendance five days per week with one optional telework day.
• Travel between work locations customer sites and government installations may be required.
• Occasional extended work hours including evenings or weekends as needed to support mission requirements.
• Ability to lift heavy equipment and install it into racks according to installation design plans.
• Work is performed in a secure facility where personal electronic devices may be restricted.
• Physical activities may include lifting carrying positioning and installing network equipment and hardware.
• Use of network tools equipment laptops and job-related hardware as required for the role.
• Communication with team members customers and stakeholders through verbal and written methods.
• Ability to manage competing priorities work under deadlines and maintain attention to detail.
• Interaction with others in dynamic environments including situations requiring problem-solving and conflict resolution.
• Compliance with applicable medical or travel requirements for domestic or international travel as required by governing authorities.
• Compliance with vaccination and medical requirements for TDY/OCONUS roles as applicable.Vaccine Recommendations by AOR

• Employment is contingent upon successful background investigation
• Alcohol and Drug screening may be required for federal contract compliance

• Medical dental vision life accident and critical illness insurance
• 401(k) immediate vesting and match
• Paid time off and company holidays
• Generous tuition & training support
• Relocation assistance
• Sign-on and performance-based bonuses
• Employee referral program
• Access to Tickets at Work EAP wellness initiatives and more

• Referral bonuses
• Performance-based bonuses
• Community involvement & outreach
• Wellness program
• Employee referral program
• Access to Tickets at Work EAP wellness initiatives and more

Join Us
If youre driven by mission technology and teamworkwe want to hear from you. Cambridge is growing and this position is just one of many opportunities on our global team. Know someone perfect for the role Referrals are welcomeboth employees and non-employees may qualify for a bonus.

Apply today and help shape the future of secure cloud computing for national security.

About Cambridge International Systems
At Cambridge we believe innovation and agility thrive when people work together. Our culture is built on teamwork collaboration and a commitment to listening learning and bringing out the best ideas in every employee. We empower our people to take on challenges persevere to get the job done and lead with integrity in everything we do.
Our commitment to our employees and workplace culture has been recognized through the DAV Patriot Small Employer of the Year Award in 2026 and the Cigna Healthy Workforce Gold Designation in 2025. These recognitions reflect our ongoing commitment to creating a workplace where employees are valued supported and empowered to do their best work. At Cambridge we are proud to foster an environment where people can grow contribute and make a meaningful impact.

Learn more at .

We are an equal opportunity employer. Applicants and employees are considered for positions and are evaluated without regard to any protected status under applicable law or other similar factors that are not job-related. We encourage all qualified individuals to apply for employment. Selected applicants may be subject to a background investigation and/or education verification.

We provide reasonable accommodation for qualified individuals with disabilities in accordance with federal state and local law. If you require a reasonable accommodation to participate in the application process or to perform the essential functions of the position please contact our Recruiting Team at emailprotected.