Senior Network Engineer – TS/SCI Poly, Defense

Cornerstone Defense LLC; Annapolis (MD); On-site; USD 205,000 - 225,000; Full time

Benefits offered by this job

Medical, Dental and Vision Plans

Generous PTO

401(k)

HSA and FSA options

Life and Disability Insurance

Tuition Reimbursement and Training

Perks at Work Discount Program

Referral Program

Leads Generation Program

CollegeAmerica 529

Fitness Reimbursement Program

Travel Assistance

Norton Lifelock Benefit Solutions

Life Planning Financial & Legal Surces

Job summary

Cornerstone Defense LLC in Annapolis Junction, MD seeks an Expert Network Engineer to support network administration, monitor infrastructure, and automate tasks to boost performance.

The role requires active TS/SCI with polygraph and extensive DoD/IC compliance experience; you will design, defend, and implement network solutions aligned with mission needs.

Join a benefits-rich environment with professional growth and security-focused culture.

Qualifications

• Master's degree plus 10 years of network engineering experience.
• Bachelor's degree with 12 years of experience as alternate.
• In lieu of degrees, up to 16 years of experience accepted.
• Certifications: CCNP.
• DoD IAT Level III baseline certification required.

Responsibilities

• Provide technical support to Network Administrators and Systems Administrators.
• Monitor and maintain infrastructure, improve performance, and automate administration.
• Design and input into the organization's network and mission architecture.
• Lead large installation projects and develop algorithms for networking models.
• Ensure compliance with ISO 9000 and DoD/IC regulations.

Skills

Network engineering

Technical support

Automation

Network design

Monitoring & maintenance

Education

Master's degree in Computer Science/IA/IS Engineering or related

Bachelor's degree with 12 years experience as alternate

Additional 6 years experience in lieu of degrees

Tools

CCNP

IAT III DoD 8570.01-M

Job description

Cornerstone Defense LLC in Annapolis Junction, MD seeks an Expert Network Engineer to support network administration, monitor infrastructure, and automate tasks to boost performance.

The role requires active TS/SCI with polygraph and extensive DoD/IC compliance experience; you will design, defend, and implement network solutions aligned with mission needs.

Join a benefits-rich environment with professional growth and security-focused culture.