SR Network Engineer

Sentar is dedicated to developing the critical talent that the connected world demands to create solutions to address the convergence of cybersecurity, intelligence, analytics, and systems engineering. We invite you to join the small business team where you can build, innovate, and secure your career.

Sentar is seeking a SR Network Engineer!

Role Description:

The Senior Network Engineer will support USSTRATCOM/J61 by designing, implementing, and maintaining enterprise-level network infrastructure solutions critical to Nuclear Command and Control (NC3), Cyber, Electromagnetic Spectrum Management, and Missile Defense. This role will ensure high availability, security, and performance of USSTRATCOM’s C4-IT infrastructure.

• Design, implement, and maintain enterprise network solutions supporting USSTRATCOM’s operational mission.
• Develop and support software-defined networking (SDN) capabilities to enhance security and performance.
• Deploy and sustain modern hardware and network security solutions, including firewalls, proxies, intrusion detection/prevention systems (IDS/IPS), and network taps.
• Implement network automation and monitoring tools to improve efficiency and resilience.
• Ensure compliance with DoD cybersecurity and network architecture standards.
• Manage IP Address Management (IPAM) systems and oversee network segmentation strategies.
• Conduct network performance analysis, troubleshooting, and capacity planning.
• Lead network hardening efforts by implementing Zero Trust and least privilege access controls.
• Collaborate with cybersecurity teams to integrate network security controls and support incident response efforts.
• Provide technical oversight and documentation, including network diagrams, risk assessments, and operational plans.

Qualifications:

Clearance Level: Top Secret with SCI eligibility

Certifications: DoD 8140/8570 Compliance Certification (e.g., Security+, CASP+, CISSP) and Networking certification

Education: Bachelor’s degree in Network Engineering, Computer Science, Information Technology, or related field. Master’s degree may substitute for three (3) years of experience

Experience:

• 8+ years of experience in enterprise network engineering, including design, implementation, and troubleshooting.
• Expertise in modern networking architectures, including IPv6, software-defined networking (SDN), and cloud networking.
• Hands-on experience with Cisco, Juniper, or equivalent enterprise network solutions.
• Strong understanding of network security principles, firewall management, and Zero Trust architectures.
• Experience with network automation tools (e.g., Ansible, Python, Terraform).
• Ability to develop and maintain detailed network documentation, including topology maps and technical assessments.
• Proficiency in load balancing, VPN solutions, network segmentation, and high-availability networking.
• Familiarity with classified and unclassified DoD network environments, including DISN, SIPRNet, and NIPRNet.
• Experience integrating network monitoring solutions (e.g., SolarWinds, Splunk, ELK Stack).

Benefits at Sentar:

In addition to a great culture, Sentar not only fosters an inclusive work environment but also offers an extensive benefits package designed to cater to the well-being of its employees and their families.

• Voluntary Medical, Dental, Vision, with Health Savings or Flexible Spending Plan options
• Voluntary Life, Critical Illness, Accident, and Long Term Care insurance options
• Group Term Life, Short-Term and Long-Term Disability is provided by Sentar to all qualifying employees
• Generous 401(k) match
• Competitive PTO plan that graduates quickly with years of service
• Other leave programs; holiday schedule along with bereavement, jury and military duty
• Mental health awareness programs
• Tuition reimbursement
• Professional development reimbursement
• Recognition and Awards programs

If you are not ready to apply for this position, submit your resume here to join our talent community. We'll keep you updated occasionally on new job opportunities.

Sentar is an Affirmative Action and Equal Opportunity Employer M/F/Vets/Persons with Disabilities

Our culture is one of inclusivity and support. Sentar is proudly an Equal Opportunity and VEVRAA Federal Contractor Employer M/F/Vets/Persons with Disabilities. Follow these links to learn more about your rights: EEO Is the Law Poster; EEO Is Law Supplement; and Pay Transparency.

We want you to build your career at Sentar, so if you are an individual with a disability and require a reasonable workplace accommodation applying for a job or at any point in the employment process, contact the Recruiting Manager at recruiting@sentar.com. Please indicate the specifics of the assistance needed. Thank you for considering Sentar in your employment search.

Build, Innovate, Secure Your Career at Sentar.