Job Title: Senior Network AdministratorJob Description This position is located in Aurora, CO offering opportunities for both individual activities and collaborative efforts in support of complex systems. Qualified candidates must be able to work individually and in a team setting in a dynamic and fast-paced environment. This position requires an individual with network administration experience on multiple networking platforms who can work in a structured configuration-controlled environment, primarily focused on the support and maintenance of real-time system applications on an Operations and Maintenance (O&M) contract. Qualified candidates will be responsible for leading the team in network design, upgrades, evaluating network platform level problems, and providing immediate solutions to restore service. Responsibilities + Lead the team in network design and upgrades. + Evaluate network platform level problems and provide immediate solutions to restore service. + Perform network configuration and management of critical network environments. + Troubleshoot network architecture including network interfaces and firewalls, and make recommendations for system findings and enhancements. + Gain a detailed understanding of systems, flows, CONOPs and advanced concepts; innovate and provide strategic direction. + Perform updates, patching, and baseline changes to adhere to Information Security requirements, policies, and standards. Essential Skills + Bachelor’s Degree and 5 years relevant experience OR 13 years of experience in lieu of degree. + Experience with network configuration, VLANs, dynamic IP environments, and Cisco. + Clear understanding of the OSI model. + Experience with IPSec, multilayer switching, and VLANs. + Knowledgeable in static/dynamic IP environments, LAN/WAN interfaces, routed and routing protocols, subnetting, remote management and monitoring using SNMPv3 and SSH. + Experience with Cisco ASAs, Routers, and Switches. + Experience with Cisco IOS and NX OS. + Must have an active DoD 8570 IAT Level 2 certification (or higher) on start date. Additional Skills & Qualifications + Familiarity with CISCO Spine-Leaf network topology/architecture. + Experience and/or knowledge of network protocols, such as TCP/IP, Multicast, and UDP. + Ability to handle multiple projects and tasks simultaneously. + Professional Certifications such as Security+ CE, CCNA Security, GSEC, SSCP, CySA+, CND. Work Environment This position is on-site in Aurora, CO. The work environment includes working with advanced technologies and equipment in a structured and controlled setting. The role requires adherence to Information Security requirements, policies, and standards. About Actalent Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 30,000 consultants and more than 4,500 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. Diversity, Equity & Inclusion At Actalent, diversity and inclusion are a bridge towards the equity and success of our people. DE&I are embedded into our culture through: + Hiring diverse talent + Maintaining an inclusive environment through persistent self-reflection + Building a culture of care, engagement, and recognition with clear outcomes + Ensuring growth opportunities for our people The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email actalentaccommodation@actalentservices.com (%20actalentaccommodation@actalentservices.com) for other accommodation options.