Network Engineer & Information Systems Supervisor (Secret Cleara

Strategic Analysis, Inc. is an Equal Opportunity Employer.




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Network Engineer & Information Systems Supervisor (Secret Clearance #26-159)

Job Code:26-159
Location:Arlington, VA - Hybrid
FT/PT Status:Full Time
Required Clearance:Secret
Salary Range:$120k-$140k

Strategic
Analysis is seeking an experienced Network Engineer and Information Systems Supervisor to support,
maintain, and enhance our on-premise and cloud-based IT infrastructure. This
role is responsible for ensuring high availability, security, compliance, and
performance across all enterprise systems by managing the physical network
systems (switches, firewalls, servers, etc.) as well as Microsoft 365 (Azure
AD/Entra ID, Intune, etc.). The ideal candidate is a versatile, hands-on
professional who can troubleshoot complex issues, strengthen security, and
ensure seamless connectivity across hybrid environments.

Requirements: 

·3 -7+ years of experience in network or systems administration.

·Strong understanding of networking fundamentals: TCP/IP, DNS, DHCP, VLANs,
routing, switching, and VPN technologies.

·Hands-on experience with enterprise-grade network hardware (Fortinet switches,
Fortigate firewall, Dell EMC and Chassis, Sophos firewall, , etc.). 

·Proficiency with Windows Server administration and Active Directory.

·Experience with Microsoft 365 administration and hybrid identity environments.

·Familiarity with Azure AD/Entra ID, Conditional Access, MFA, and Azure AD
Connect.

·Experience with virtualization platforms (VMware ESXi,).

·Familiarity with network monitoring and packet analysis tools (PRTG,
SolarWinds).

·Strong understanding of network and cloud security best practices.

·Ability to troubleshoot complex issues across hybrid environments.

·Strong documentation and communication skills. 

·Active government Secret or higher-level clearance, or ability to obtain and
maintain the clearance required 



Responsibilities:

·Administer, monitor, and maintain on_premise network infrastructure including
switches, routers, firewalls, wireless systems, and VPN solutions.

·Configure and manage LAN/WAN environments, VLANs, routing protocols, and
network segmentation.

·Manage Windows Server environments, including Active Directory, DNS, DHCP, and
Group Policy.

·Support virtualization platforms such as VMware ESXi or Hyper_V, including VM
provisioning and performance optimization.

·Administer Microsoft 365 services (Exchange Online, Teams, SharePoint,
OneDrive) and maintain hybrid configurations.

·Manage Azure AD/Entra ID identity services, including MFA, Conditional Access,
SSO, and Azure AD Connect.

·Configure and maintain Intune/Endpoint Manager for device compliance,
configuration profiles, and Autopilot deployments.

·Implement and maintain network and cloud security policies, including firewall
rules, DLP, Defender for Office 365, and Zero Trust principles.

·Monitor network and system performance using tools such as, PRTG, or; respond
to alerts and outages.

·Perform root_cause analysis and resolve escalated technical issues across both
cloud and on_prem environments.

·Support disaster recovery planning, backups, and failover testing.

·Maintain accurate documentation including network diagrams, configuration
records, and SOPs.

·Participate in infrastructure upgrades, cloud migrations, and modernization
initiatives.

·Collaborate with IT team members to support end users and escalate issues when
necessary.



Preferred Qualifications

·Fortinet NSE Certifications

·CompTIA Network+ or Security+.

·Experience with SAN/NAS storage systems.

·Microsoft 365 Administrator Expert or Azure Administrator Associate (AZ_104).

·Experience with backup and disaster recovery tools (Druva, Veeam, etc.).

·Knowledge of physical cabling standards and data center best practices.

Supervision

Supervisor to
Information Security Analyst and Help Desk Support

• Conducts performance reviews, addresses any
  performance issues, conducts career path reviews, and identifies
  opportunities for a spot award


• Recommends employees for promotions and salary
  changes

Leads the
day-to-day execution of the Help Desk functions

• In charge of scheduling for Help Desk employees and
  downtimes for upgrades/patches/etc.)
• Address employee concerns with the SA Help Desk
• In charge of desktop procedures
• Recommends new technology, policies and processes,
  configurations to maximize operational performance, resilience, security
  and resource efficiency

Strategic Analysis, Inc. is an Equal Opportunity employer and is committed to non-discrimination in employment. All qualified applicants will receive consideration for employment without regard to race, color, religions, sex (including pregnancy, sexual orientation, or gender identity), national origin, disability (physical or mental), age (40 or older), protected veteran status, genetic information (including family medical history) or any other characteristic protected by law. This policy includes but is not limited to the following employment actions: recruitment, hiring, firing, promotion, demotion, compensation, fringe benefits, training, mentoring and sponsorship programs.