Senior Windows Admin PSIM & Security Systems

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.

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 Senior Windows Administrator 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.

In this role you will be responsible for configuring, monitoring, integrating, maintaining, and testing Physical Security Information Management (PSIM) systems along with other electronic security system infrastructure. This position is full time at Hanscom Air Force Base in Boston, MA. Candidates must be flexible with work schedules to accommodate system outages, upgrades, etc., dress and present themselves professionally, and be able to communicate professionally with customers and coworkers. Punctuality, attendance, a willingness to learn, and an ability to work well as part of a contractor / client team are essential to success in this role.

Responsibilities include but are not limited to:

• Configure PSIM interfaces to new systems coming online using a combination of C#, Python, and SQL / T-SQL scripting
  • Experience with Everbridge Control Center PSIM is a plus
• Resolve system issues for physical security infrastructure.
• Lead testing of PSIM updates with Air Force/Force Protection Division/Test Team
• Communicate with customers, subcontractors, manufacturers, vendors, and technical specialists.
• Train system users and other system support personnel.
• Analyze and modify preventive maintenance checklists for system changes.
• Troubleshoot system performance issues and implement corrective actions.
• Perform preventive maintenance actions including system back-ups, error log reviews, database size, and integrity checks.
• Organize and prepare detailed documentation of system performance, including service request records and analysis.
• Perform desktop hardware and operating system set-up, imaging, software loads, and antivirus updates.
• Perform all duties with minimal direct supervision.

Clearance/Citizen Type: Applicants selected will be subject to a government security investigation and may meet eligibility requirements, including U.S. Citizenship, for access to classified information; No clearance required.

Ability to travel up to 10%

Education:

• 7+ Years of Experience with a Bachelor degree in Information Technology, Risk Management, Cybersecurity preferred
• 10+ Years of Experience with an Associate degree in Information Technology, Risk Management, Cybersecurity preferred
• 12+ Years of Experience with a High School Diploma / GED

Required Progressive Experience:

• Experience with scripting in languages such as VBScript, PowerShell, JavaScript or another. The candidate should have a good working knowledge of script IF/THEN/ELSE logic.
• Experience working with Air Force/ Force Protection Systems Division
• Requires an understanding of Windows patching and vulnerability remediation.
• Requires a basic knowledge of Windows active directory hierarchy and implementation.
• Requires a basic knowledge of large scale networking, VLANS, VPNs, and routing.

Desired / Advantageous Qualifications:

• Everbridge / CNL Control Center programming experience.
• CASP certification or CISSP certification.
• Microsoft SQL Server Query writing and management experience desired.
• Experience troubleshooting and maintaining Microsoft Windows Server (2012, 2016, 2019, 2022, and 2025) desired.
• Installation and configuration of operating system software (i.e. Windows 10/11 and Windows Server 2016 - 2025) experience desired.
• Lenel Onguard Experience.
• Vindicator v3 or v5 experience.
• Experience programming/administering Access Control Systems of any type desired.
• Experience with installation, troubleshooting, and testing of security electronics equipment desired.

What we offer:

• A collaborative team inspired by the way engineering and innovation enhance customer outcomes, improve lives, and change the world for the better. We are driven by our core values of agility, expertise, and trust.
• An opportunity to lead and build a business with the support of an industry-leading firm that has been in business for 75 years.
• Investment in your skills and expertise through a combination of professional and technical training programs, including leadership training and tuition reimbursement.
• Open and transparent communication with senior leadership as well as local office management.

We offer an excellent benefits package including:

• A competitive salary
• Medical, dental, vision, life, and disability insurance
• Paid time off
• Tuition reimbursement
• 401k Retirement Plan
• Military Reserve pay offset
• Paid maternity leave

Abilities:

• Exposure to computer screens for an extended period of time.
• Sitting for extended periods of time.
• Reach by extending hands or arms in any direction.
• Have finger dexterity in order to manipulate objects with fingers rather than whole hands or arms, for example, using a keyboard.
• Listen to and understand information and ideas presented through spoken words and sentences.
• Communicate information and ideas in speaking so others will understand.
• Read and understand information and ideas presented in writing.
• Apply general rules to specific problems to produce answers that make sense.
• Identify and understand the speech of another person.