Windows Application & Custom Engineer

C5MI is not your typical consulting firm. We are a high-performance team of SAP and supply chain experts who solve complex, mission critical challenges for organizations that cannot afford failure. We hire consultants who thrive in complexity, move fast, take ownership, and deliver under pressure. At C5MI, you will not be siloed or stuck in theory. You will be hands on, client facing, and directly influencing outcomes that matter. Our culture rewards initiative, accountability, and continuous growth. This is a place where your expertise is valued, your work is meaningful, and your performance truly matters. If you’re energized by learning through real-world challenges, collaborating with top-tier talent, and expanding your capabilities every day, C5MI is where strong consultants level up. Position Summary: The Windows Server & Custom Application Engineer is responsible for engineering, integrating, maintaining, and supporting Windows-based infrastructure components and custom applications that enable the DLA SAP Security program. The position serves as the technical liaison between SAP Security, Enterprise Infrastructure, Cybersecurity, and Application Development teams to ensure security-related applications are reliable, secure, and compliant with Department of Defense (DoD) and DLA requirements. The role designs, develops, and implements security solutions to safeguard digital assets and business operations, and integrates security controls into systems, applications, and processes to protect against cyber threats, unauthorized access, and data breaches. Essential Functions & Responsibilities: Windows Server Infrastructure : Designs, configures, and maintains Windows Server environments supporting SAP Security applications. Engineers secure and resilient Windows solutions in accordance with DLA security standards. Coordinates server provisioning, upgrades, and maintenance activities with Enterprise Infrastructure teams. Evaluates and recommends infrastructure improvements that enhance application availability and performance. Supports high availability and disaster recovery planning for Windows-based security applications. Custom Application Support : Supports the deployment, configuration, maintenance, and troubleshooting of Windows-hosted custom applications supporting SAP Security operations. Coordinates application releases and production deployments with development teams. Configures IIS web servers, Windows services, scheduled tasks, and application environments. Troubleshoots application performance, connectivity, and authentication issues. Supports software lifecycle management, including testing, upgrades, and configuration management. Identity & Authentication Integration : Supports Active Directory integrations for SAP Security applications. Configures and maintains authentication services, service accounts, and directory integrations. Supports Microsoft Entra ID synchronization and identity federation services. Manages digital certificates and Public Key Infrastructure (PKI) components supporting security applications. Assists with implementation of multi-factor authentication (MFA) technologies where applicable. Automation & Process Improvement : Develops PowerShell scripts and automation solutions to improve operational efficiency. Automates system health monitoring, reporting, and administrative processes. Improves deployment, monitoring, and maintenance activities through scripting and automation. Identifies opportunities to streamline manual operational tasks. Monitoring & Operational Support : Monitors Windows-based applications and supporting services. Analyzes system logs and application performance data to proactively identify issues. Coordinates incident resolution with Windows Infrastructure, Application Development, Cybersecurity, and SAP Basis teams as appropriate. Participates in problem management activities, including root cause analysis and corrective action planning. Cybersecurity & Compliance : Supports compliance with DLA cybersecurity policies and DoD security requirements. Coordinates vulnerability remediation activities for Windows-hosted applications. Supports Security Technical Implementation Guide (STIG) implementation and compliance. Assists with cybersecurity assessments, audit preparation, and Authority to Operate (ATO) activities. Maintains technical documentation supporting security accreditation and audit requirements. Adheres to all certified processes as part of our commitment to maintaining the highest standards of quality and information security, which includes actively participating in quality assurance activities and ensuring the protection of sensitive information in accordance with our security policies. Performs other related tasks as assigned by direct supervisor. Minimum Requirements: Bachelor's degree in Information Technology, Computer Science, Cybersecurity, Engineering, or a related discipline with 3-5 years of experience supporting Windows Server environments; or no degree with 5-7 years of experience. Experience supporting Windows-hosted enterprise applications. Experience with IIS, Active Directory, and PowerShell. Experience integrating enterprise applications with identity management solutions. Must be able to obtain and maintain an active government clearance (requires U.S. citizenship). Nice to Have: Experience supporting DoD or Federal IT environments Experience working within a NIST RMF or cybersecurity compliance environment Compensation: In accordance with pay transparency law, the expected salary range for this position is $90,000 – $114,000 annually. The actual compensation offered will be determined based on factors such as the candidate’s experience, qualifications, skills, and location. We are committed to fair and equitable compensation practices. This posted range reflects our good faith estimate of the compensation we reasonably expect to offer for this role at the time of posting. Application Deadline: We anticipate this job posting will be posted until 9/5/2026. Benefits: C5MI offers a market competitive suite of benefits including medical, dental, vision, life, and long-term disability coverage, a 401(k) plan, bonus opportunities, paid holidays, and paid time off. See more information on our benefits here: C5MI Benefits Our employees are key to our success, so we strive to be more than just a team; we’re a community built upon a set of Core Values that guide our every action: Challenge – We believe in challenging the present – it’s the only way to shape the future. We must be exceptional communicators and collaborators while always learning. We also understand that speaking your mind requires equal parts brain (what to say), thoughtfulness (when to say it), and caring (how it’s said). Incremental won’t win. Have Fun – We are on a journey, together. Take care of your family, take care of yourself, and take care of each other. Live your happiness. Stay human, take care of each other and invest in your community. Life isn’t all about work. Live your happiness. Be healthy. All In – You can’t fake passion – show your energy. Own it – take charge and lead. Our team is made up of top quartile talent and we never accept second best. Accountability, trust, and integrity create an environment to realize the team’s true potential. Never Forget the Customer – We have walked a mile in your shoes. Experience matters. We drive innovation to generate business value. Be true – no BS. GSD (Get Stuff Done) – We take initiative and never make excuses. We act with urgency, and we delivery high quality outcomes with extreme velocity. We embrace process discipline, drive continuous improvement, and stay audit ready. We relentlessly execute and plan for tomorrow by creating sustainable outcomes. That is how we win! Empower – Our people are the foundation for our success. We recognize their value, and support them by fostering a culture of collaboration and innovation. We recognize individual strengths, build confidence through action, and invest in personal development. How to Apply: To apply for this position, use the application link provided in this job posting and complete the application and submit a resume. If the position requires a specific certification, please be sure to upload a copy of your certification when you apply. If you would like to be considered for employment opportunities with C5MI and have accommodation needs such as for a disability or religious observance, please call us toll free at 1 (904) 431-7922 or send us an email here or speak with your recruiter. C5MI is an Equal Opportunity Employer that does not discriminate on the basis of actual or perceived race, color, creed, religion, national origin, ancestry, citizenship status, age, sex or gender (including pregnancy, childbirth, pregnancy-related conditions, and lactation), gender identity or expression (including transgender status), sexual orientation, marital status, military service and veteran status, physical or mental disability, genetic information, or any other characteristic protected by applicable federal, state, or local laws and ordinances.