Sr. Network Security Engineer III (6373)
About The Position
As a Sr. Network Security Engineer III, you’ll provide hands-on expertise securing mission-critical networks for a high-visibility customer with the goal of making an impact across the federal government. Our team is responsible for designing, operating, and hardening complex security environments, and you’ll play a critical role in strengthening, scaling, and protecting these environments while enabling secure mission delivery across the organization. We know that you can’t have great technology services without amazing people. At MetroStar, we are obsessed with our people and have led a two-decade legacy of building the best and brightest teams. Because we know our future relies on our deep understanding and relentless focus on our people, we live by our mission: A passion for our people. Value for our customers. If you think you can see yourself delivering our mission and pursuing our goals with us, then check out the job description below!
Requirements
- An active Top Secret with SCI eligibility security clearance.
- Bachelor’s degree in a technical field is preferred; Relevant experience may be substituted for education.
- 10–15+ years of network and security engineering experience.
- Hands-on experience designing and operating firewalls, VPNs, IPS, and NAC solutions.
- Experience with Palo Alto PA-5000 series and Cisco ASA platforms.
- Required expert-level certification such as CCIE Security, JNCIE-SEC, or Fortinet FCSS (NSE 8)
- Possess a DoD 8140 DCWF Role of 441 – Network Operations Specialist with certifications such as CEH, Cloud+, GCIH, GICSP, GSEC, Security+, or SSCP.
- Ability to contribute immediately.
Responsibilities
- Design, implement, and manage firewalls, VPNs, IPS, and NAC solutions in mission-critical environments
- Secure network perimeters and internal network segments using defense-in-depth strategies
- Respond rapidly to security incidents, vulnerabilities, and operational needs with urgency and discipline
- Support continuous security hardening and improvement of network infrastructure
- Participate in Agile execution, technical planning, and security risk discussions
- Communicate security impacts, risks, and mitigation strategies clearly to technical and non-technical stakeholders
- Recommend and implement security architecture and operational improvements
- Serve as a hands-on technical SME, contributing immediately with minimal ramp-up
- Establish and maintain a high level of customer trust and confidence through reliable, secure delivery
- Apply creativity and engineering judgment to deliver practical, mission-focused security solutions
Benefits
- Health, dental, and vision insurance
- 401(k) retirement plan with company match
- Paid time off (PTO) and holidays
- Parental Leave and dependent care
- Flexible work arrangements
- Professional development opportunities
- Employee assistance and wellness programs
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
