**Job Family** **:** Systems Engineering (Digital) **Travel Required** **:** Up to 10% **Clearance Required** **:** Active Top Secret SCI (TS/SCI) **What You Will Do** **:** The Senior Information Technology (IT) Infrastructure Engineer for this large international Defense coalition of U.S Services and foreign participants will assist in the planning, building, testing, implementing, and controlling the life-cycle of the classified IT infrastructure. Additionally, the Senior IT Infrastructure Engineer will: + Provide market research and subject matter expertise in all infrastructure and services, supporting Systems, Network, COMSEC, and Telephony Engineering teams + Develop IT infrastructure and service solutions to meet mission requirements, utilizing the latest technologies and prescribing to all applicable DoD cybersecurity policies and procedures + Assist the administrative team to monitor the life-cycle of the infrastructure and services, ensuring proper health and maintenance + Support End of Life (EOL) and data center migration planning and execution + Routinely evaluating performance and service usability to ensure each are operating at optimal efficiency and cost + Provide Standard Operating Procedures (SOPs) to the administrative support teams along with assisting in the creation of test procedures, checklists, or other system health related tools + Manage network architecture and configuration documentation that will include, but is not limited to; architectural design diagrams, engineering designs, engineering plans, COMSEC plans, component/software lists, data flow diagrams, SOPs for each F-35 JPO classified network and major service + Provide recommendations for technology insertions, investments, emerging technologies, upgrades, and reconfigurations to reduce operating costs, improve performance, or accommodate evolving user/coalition requirements **What You Will Need** **:** + An ACTIVE Top Secret (TS) clearance + Bachelor’s Degree is required + Experience in classified IT engineering + Experience in classified multi-tenant cloud support services + Hands-on, on-site experience in a 24.7 data center + Strong communication and presentation skills + Experience managing multiple competing priorities or strategic initiatives **What Would Be Nice To Have** **:** + Masters Degree in Technical Domain + Experience developing 3-5 year infrastructure Improvement or Network Life-cycle Plans + Experience in data center migrations and new Hardware (HW)/Software (SW) installations + Experience and expertise in IT Governance and Enterprise Architecture + Experience in a 24.7 National Security Operations Center (NSOC) + Experience presenting investments in modernizations that would lead to reduction in operating costs and/or improved service + Experience leading IT engineering personnel + Understanding of leading cybersecurity practices and principles + Understanding of Department of Defense (DoD) Information Security policies + Understanding of ITIL-best practices + Good understanding of DevOps concepts + CONUS and OCONUS IT project experience **What We Offer:** Guidehouse offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflects our commitment to creating a diverse and supportive workplace. Benefits include: + Medical, Rx, Dental & Vision Insurance + Personal and Family Sick Time & Company Paid Holidays + Parental Leave + 401(k) Retirement Plan + Group Term Life and Travel Assistance + Voluntary Life and AD&D Insurance + Health Savings Account, Health Care & Dependent Care Flexible Spending Accounts + Transit and Parking Commuter Benefits + Short-Term & Long-Term Disability + Tuition Reimbursement, Personal Development, Certifications & Learning Opportunities + Employee Referral Program + Corporate Sponsored Events & Community Outreach + Care.com annual membership + Employee Assistance Program + Supplemental Benefits via Corestream (Critical Care, Hospital Indemnity, Accident Insurance, Legal Assistance and ID theft protection, etc.) + Position may be eligible for a discretionary variable incentive bonus **About Guidehouse** Guidehouse is an Equal Employment Opportunity / Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, national origin, ancestry, citizenship status, military status, protected veteran status, religion, creed, physical or mental disability, medical condition, marital status, sex, sexual orientation, gender, gender identity or expression, age, genetic information, or any other basis protected by law, ordinance, or regulation. Guidehouse will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law or ordinance including the Fair Chance Ordinance of Los Angeles and San Francisco. If you have visited our website for information about employment opportunities, or to apply for a position, and you require an accommodation, please contact Guidehouse Recruiting at 1-571-633-1711 or via email at RecruitingAccommodation@guidehouse.com . All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodation. _Guidehouse does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of Guidehouse and Guidehouse will not be obligated to pay a placement fee._