Cyber Security Specialist - Springfield, VA

About M.C. Dean

M.C. Dean is Building Intelligence®. We design, build, operate, and maintain cyber‑physical solutions for the nation’s most mission‑critical facilities, secure environments, complex infrastructure, and global enterprises. With over 9,000 employees, our capabilities span electrical, electronic security, telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration.

M.C. Dean is Building Intelligence®. We design, build, operate, and maintain cyber‑physical solutions for the nation’s most mission‑critical facilities, secure environments, complex infrastructure, and global enterprises. With over 9,000 employees, our capabilities span electrical, electronic security, telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration.

Our people are passionate about engineering innovation that improves lives and drives impactful change. Guided by our core values—agility, expertise, and trust—we foster a collaborative and forward‑thinking work environment. At M.C. Dean, we are committed to building the next generation of technical leaders in electrical, engineering, and cybersecurity industries.

We are seeking a Cyber Security Specialist 4 to join our Security and Electronic Systems (SES) business Unit. As part of (SES) Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, it systems, perimeter defense and command and control systems for federal, local and commercial customers across high‑growth markets.

• Perform system builds for a variety of system environments including Windows Server and workstation and Redhat Enterprise Linux (RHEL) as well as virtual environments including VMWare, Hyper‑V, Nutanix, and Azure Local
• Install and configure applications that utilize IIS and SQL Server
• Install and configure network environments consisting of Cisco and/or Juniper Layer 2/ Layer 3 switches, Palo Alto Cisco firewalls, load balancers, etc.
• Perform database tuning and optimization for SQL Server
• Develop playbooks for deployment of infrastructure using Ansible and/or Terraform
• Develop complex Power Shell scripts for automation of system functions
• Utilize a wide variety of Cybersecurity tools for system Assessment and Authorizations, including, but not limited to:
  Evaluate STIG, eMASSter, Vulnerator, ACAS / TenableSC, STIG Viewer, SCAP Compliance Checker, eMASS, Xacta / Xacta 360. Develop answer files for Evaluate STIG
• Implement DISA STIGs on a wide variety of environments using Group Policy Objects, Ansible, Power Shell, and SQL scripts
• Utilize / implement vendor hardening guides for a wide variety of applications and IoT devices
• Perform system updates using WSUS, MECM, Power Shell scripts, Yum, and manual patches
• Provide guidance to system administrators for implementing Cybersecurity best practices, STIG compliance, etc.
• Support system designs by developing secure system architectures, assisting with product selection, ensuring cyber compliance, selecting solutions for NIST 800‑53 controls fulfillment, etc.
• Support production environment Cyber compliance with scans, patching, remediation, STIG updates, Active Directory administration, etc.
• Support secure Azure and AWS…