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When you join the Cambridge team, you are part of a skilled and talented global community that is united by a set of core values: commitment, integrity, and perseverance. Join our team and help us confront today’s most threatening and complex obstacles!

TO APPLY

Please click on the links associated with the position of interest.

You'll be prompted to answer general screening questions and voluntary, confidential demographic data that Cambridge International Systesms uses to submit compliance surveys to the federal government. Shortly thereafter, you will recive a confirmation of receipt email and an email with a link to complete your employment application.

Someone from our recruiting team will pre-screen your qualifications based on the position's requirements. If there is a match, you may be contacted by a recruiter to schedule an introductory phone call. Our vetting process typically includes an initial screening with the recruiter, an in-person, Teams or phone interview with the hiring manager or on a panel, and background screening (including employment and degree/certification verification).

If you submit a general application, your qualifications will be assessed for current and/or future opportunities.

We thank you for exploring career opportunities with Cambridge International Systems; we wish you success in your job search!

Please note: Cambridge International Systems does not accept unsolicited resumes. Unsolicited resumes or applications submitted by a third party will not be reviewed. Job applicants only. No staffing agencies, recruiters, or headhunters, please.

WORK-LIFE BALANCE
We understand you have commitments outside of the office. We provide a flexible paid time off package and 11 paid holidays per year.

RETIREMENT SUPPORT
We provide competitive 401(K) options including contribution matching that is 100% vested.

TRAINING AND EDUCATION ASSISTANCE
We offer reimbursement for continuing education and training.

PROFESSIONAL DEVELOPMENT

We support your professional growth and development through conference attendance, mentor programs, and internal training.

BONUSES
We recognize the importance of involving you in the hiring process, so we offer a generous employee referral bonus program. We also show our appreciation for your hard work through performance-based bonuses and on the spot bonuses that recognize outstanding achievements.

HEALTH INSURANCE
We offer full-time employees competitive medical, dental, vision, life, and disability insurance plans.

OTHER PERKS
We value the health and wellness of our employees by providing a comprehensive wellness program, community involvement and outreach opportunities, employee assistance program (EAP) and Tickets at Work accounts!

At Cambridge, we recognize innovation and agility grow through diverse collaboration. Our team is comprised of unique individuals, and it is our policy to provide equal opportunity in recruiting, hiring, training, and promoting individuals in all job categories without regard to race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), parental status, national origin, age, disability, genetic information (including family medical history), political affiliation, military service, or any other protected class or category as may be defined by federal, state, or local laws or regulations. It is our firm intent to support equal employment opportunity and affirmative action in keeping with applicable federal, state, and local laws and regulations.

If you are a qualified individual with a disability or a disabled veteran requiring assistance with the application process, please visit https://cbridgeinc.com/accessibility/ for information on how to request assistance.

For more information on equal opportunity protections, please view the U.S. Department of Labor’s Office of Federal Contract Compliance Programs EEO is the Law poster and the EEO is the Law Supplement on our Careers page.

Senior Network Engineer – Top Secret | North Charleston, SC

Charleston, SC

Full Time

Mid Level

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, you’ll work alongside top talent worldwide, tackling some of today’s 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 You’ll Do
As a Senior Network Engineer, you will play a critical role supporting NIWC Atlantic’s 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 fielding’s, 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.

What You’ll Bring
Required Qualifications:
Must be proficient in using computers, network technologies, and other tools and systems pertinent to the position.

Education & Experience:
- Bachelor’s 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.

Preferred (Nice to Have):

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

Travel Requirements

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.

Physical & Work Environment 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 | Health.mil

Background & Security

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

Benefits & Perks
We believe in investing in our team—both professionally and personally:

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

Cambridge International Systems is committed to investing in our employees and their future by providing them with competitive compensation, career development opportunities and comfortable working conditions. Available to part-time and temporary employees are the benefits below:

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 you're driven by mission, technology, and teamwork—we 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 welcome—both 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 www.cbridgeinc.com.

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 [email protected].

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