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Systems Engineer 3 - Cisco/Juniper/Arista/Windows/Linux/Kubernetes/Security

Captivation · Annapolis Junction, MD

unknownmid$130,000–$270,000Posted Sep 16, 2026CiscoJuniperAristaWindowsLinuxKubernetesActive DirectoryLDAP

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About this role

**Systems Engineer 3 - Cisco/Juniper/Arista/Windows/Linux/Kubernetes/Security** ## Overview Captivation has built a reputation on providing customers exactly what is needed in a timely manner. Our team of engineers takes pride in what we develop and constantly innovates to deliver the best solution. We’re looking for a mid-level systems engineer who can get things done while supporting the mission to protect our country. ## Description Captivation Software is seeking a mid-level Systems Engineer with experience in **System Administration Automation**, **management**, and **security compliance**. The candidate will focus on maintaining **system integrity, performance, and security** for critical client/server environments, with strong **problem-solving** and **communication** skills. This role requires working with a small, mission-focused team that frequently interacts with users and the customer. ## Requirements ### Security Clearance - Must currently hold a **Top Secret/SCI** U.S. Government security clearance with a **favorable Polygraph**; therefore, all candidates must be **U.S. citizens**. ### Minimum Qualifications - **Bachelor’s degree** in a qualified engineering field or related discipline from an accredited college/university - **Six (6) years** of systems engineering experience ### Required Skills - Strong **System Engineering** and **System Administration** - Strong knowledge of **Security Compliance** - Strong knowledge of networking devices: **Cisco, Juniper, Arista** - Windows/Linux **system administration** skills - Familiarity with **Kubernetes/containerization** - Experience with **Active Directory, LDAP, Centrify, Group Policy, Network Services** - Strong knowledge of **security protocols** and **patching** - Ability to **communicate** and **escalate issues** to management **Note:** This position is open for **direct hires only**. We will not consider candidates from third-party staffing/recruiting firms. ## Benefits - **Annual Salary:** $130,000 - $270,000 (depends on years of experience) - **Up to 20% 401k contribution** (no matching required; vested from day 1) - **Above market hourly rates** - **$3,600 HSA contribution** - **6 weeks paid time off** - Company-paid **medical/dental/vision**, **life insurance**, **short-term & long-term disability**, **AD&D**

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