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Plexsys

Information Systems Architect

Midwest City, Oklahoma

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hirly's read of this role

Seniority
Mid level
Country
US
Work mode
On-site / unstated
First seen by hirly
13 Sept 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

At PLEXSYS, we’re all about creating Live, Virtual, and Constructive (LVC) training solutions for our customers worldwide. With over 200 employees spread across fifteen states and four countries, we’re dedicated to enhancing training experiences every day, everywhere.

Why PLEXSYS?

At PLEXSYS, you’ll be part of a dynamic and supportive culture that encourages you to reach your professional goals, put forth your best effort, and collaborate with other enthusiastic and driven individuals. Our core values – integrity, excellence, teamwork, and agility – are at the heart of everything we do, guiding our decisions and shaping our vibrant organizational culture.

PLEXSYS is an amazing place to work, but you don’t have to take our word for it. We invite you to check out what our team members are saying about working at PLEXSYS on Glassdoor. Discover why PLEXSYS could be the perfect place for the next step in your career.

GENERAL DESCRIPTION

The Information Systems Architect will define and design the architecture for leading edge complex Information Systems (IS) in support of Airborne Warning and Control Systems (AWACS), Airborne Surveillance Command and Control (ASC2), and/or Theater Air Control System (TACS) training and ground systems and networks. Responsibilities will include performing studies and analyzing existing network systems, as well as participating in defining the overall technical and cybersecurity solution for new and existing implementations. The Systems Architect will interface directly with project and product management with the goal of providing secure IS architectures to support end-user’s technical, financial, and schedule needs. Primary activities include creation of networked IS architectures, identification and application of Risk Management Framework (RMF)-mandated security controls, performance prediction, network-sizing analysis, creating information assurance (IA) and technical requirements baselines, and verification and validation planning. Personal initiative, good communication, and the ability to document system designs are vital to this role. Key focus areas are liaising between stakeholders, ensuring system and security requirements are understood by the internal teams and validating software and firmware interfaces are clearly defined.

DUTIES & RESPONSIBILITIES

Assist in the design of network and security architecture solutions working collaboratively with teams comprised of operators, information system security officers, software engineers and stakeholders

Participate in component level requirements decomposition that are fully traceable to system level requirements and write specifications to capture requirements

Management of customer expectations to meet overall performance, requirement flow-down, and requirements justification

Assist in preparing technical proposals and presentations for gaining new business

Design, support, and deployment of virtualized infrastructure and network solutions

Provide technical support and troubleshooting to users

Determine existing product feasibility and/or research external vendors to meet system requirements

Analyze network topologies and provide appropriate network transition plans to support new corporate products and platforms

Support the acquisition of hardware and software as well as subcontractor services as needed

Plan network layouts and configure systems to unique user environments

Ensure systems are completely documented prior to delivery

Other duties and responsibilities as assigned

REQUIREMENTS

Must meet current DoD-M 8570 IAM Level I certification requirements

Bachelor’s Degree in Information Systems, Network Security, Computer Science, or related technical discipline and seven (7) years relevant work experience

Experience implementing security controls using NIST Special Publications (800-53, 53a, 800-171, 800-125) and CNSSI 1253

Experience developing and deploying Network System Architectures using various appliances, software defined networking (SDN), and network functions virtualization (NFV) methods

Experience performing and providing technical direction for the architecting, interfacing, integration, testing, and deployment of complex networked hardware and software systems

Experience writing procedural and operational systems documentation

Experience implementing network management tools (i.e. Active Directory (LDAP), PowerShell, Group Policy, etc.)

Experience in Models-Based System Engineering

DESIRABLE

Experience with Cloud Computing (i.e. Amazon Web Services, Microsoft Azure, IBM Cloud, etc)

Experience with Security Information & Event Management (SIEM) systems

Operating Systems certifications such as Microsoft Certified Solutions Associate or Red Hat Certified System Administrator

Experience using commercial-off-the-shelf security software applications such as Tenable Security Center/Nessus (ACAS), Splunk, and McAfee ePO (HBSS)

Experience deploying both Linux and Windows systems to include Microsoft Server and/or Windows 10/11

Hyper-converged Infrastructure (HCI) and Virtual Desktop Infrastructure (VDI) use and implementation

AUTHORITY

Ability to attain and maintain minimum of SECRET security clearance up to Special Access Program

PERKS

As a PLEXSYS employee, you can expect certain advantages; such as advancement based on performance, competitive wages, valuable benefits and a great working environment. Our team is committed to ensuring an environment that empowers individuals to realize their full potential by providing opportunities and necessary support to achieve personal and professional goals.

Medical/Vision/Prescription/Dental Benefits

Life, AD&D and Long Term Disability Coverage

Paid Holidays, Military Leave, and Paid Time Off

401k Plan with eligibility from first day of employment

Education reimbursement for job-related courses for full-time employees

PriceClub/COSTCO/Sam's Club annual membership

PLEXSYS is an Equal Opportunity Employer and makes employment decisions without regard to race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, age, disability, genetic information, protected veteran status, or any other characteristic protected by applicable federal, state, or local law.

Original posting on Plexsys's site ↗

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