{"id":2506501,"url":"https://alion.io/job/sunayu-network-engineer-tssci","title":"Network Engineer - TS/SCI","company":{"id":4422519,"name":"Sunayu","domain":"sunayu.com","url":"https://alion.io/company/sunayu","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"BambooHR","truth_index":null},"role":"Networking","role_family":"Networking","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bethesda, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":90000,"max_usd":182000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":492},"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"BGP","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"ITSM","optional":false},{"name":"OSPF","optional":false},{"name":"ServiceNow","optional":false},{"name":"TCP/IP","optional":false}],"status":"live","first_seen_at":"2026-09-30T00:00:00Z","employer_posted_date":"2026-09-30","last_verified_at":"2026-11-07T20:01:31Z","board_verified":true,"closed_at":null,"days_open":38,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":38},"description":"Location: Bethesda, MD\nCategory: Network\nTravel Required: No\nRemote Type: No\nClearance: TS/SCI\nSunayu, LLC is looking for a Senior Network Engineer to join our team in supporting the National Digital Exploitation & OSINT Center (NDOC). The Senior Network Engineer provides senior-level technical expertise in the planning, coordination, implementation, and sustainment of major computer network initiatives.\nThis is a 100% on-site position. All work must be performed at the customer site in Bethesda at the Intelligence Community Campus.\nPrimary Responsibilities:\nProvide senior-level technical expertise in the design, implementation, and sustainment of highly available, scalable, and secure data center and enterprise network environments, including spine-leaf topologies, virtualized environments, and fabric networks.\nSupport the planning and integration of LAN/WAN infrastructure, ensuring seamless and secure connectivity among on-premises systems, cloud environments, and external mission networks.\nProvide technical leadership in the configuration, optimization, and troubleshooting of Cisco ACI, routers, switches, firewalls, and load balancers in support of mission-critical operations.\nAnalyze and optimize network connectivity and performance across servers, storage, hypervisors, and data center interconnects to support network throughput, availability, and reliability requirements.\nOversee the use of network monitoring and ITSM tools such as ServiceNow, SolarWinds, NetBox, and PRTG to monitor network health, availability, performance, and incident resolution.\nLead technical troubleshooting and incident resolution for complex network and data center issues, coordinating root cause analysis, corrective actions, and recovery activities as appropriate.\nDevelop and maintain contingency and continuity plans and procedures to support network resilience and minimize service disruptions during outages, maintenance events, and other operational activities.\nProvide technical oversight of network infrastructure standards and practices, including cabling, patch management, structured wiring, equipment configuration, documentation, and data center operations.\nAnalyze network segmentation, performance, capacity, and latency requirements and recommend optimization strategies across physical and virtual environments.\nCoordinate with IT, Systems Engineering, Cybersecurity, and Application teams to support cross-functional projects and ensure network implementations align with established security, technical, and mission requirements.\nProvide technical oversight of ServiceNow ITSM activities, including work assignment, incident and change tracking, documentation, escalation, and resolution in accordance with established procedures and SLAs.\nPrepare and present technical status reports, incident summaries, performance metrics, and recommendations to program leadership and government stakeholders.\nProvide technical support and leadership for network modernization and data center consolidation initiatives, helping to develop implementation approaches and ensuring assigned activities meet established technical, budgetary, and schedule requirements.\nEvaluate emerging network technologies and provide recommendations regarding solutions that may improve data center efficiency, scalability, availability, and cybersecurity posture.Provide technical guidance, mentoring, and work direction to network engineers and technicians, assisting with complex technical issues and supporting professional development.\n\nAssist leadership with resource planning, work schedules, and personnel coverage to support operational and mission requirements.\nMay support the evaluation of resumes and technical qualifications for network engineering vacancies and participate in candidate interviews as a technical subject matter expert.\nMay provide input to leadership regarding the performance and development of assigned personnel, including periodic feedback and assessments against established employee goals and corporate guidelines.\nMay review and approve timesheets for assigned personnel in accordance with corporate standards and established procedures.\nProvide after-hours or on-call technical support as required for critical outages, service interruptions, and other mission-impacting events.\nBasic Qualifications:\nProven experience designing, implementing, and maintaining data center network architectures with a focus on scalability, redundancy, and security.\nHands-on experience with Cisco ACI, Nexus, and Catalyst platforms, including configuration, monitoring, and troubleshooting.\nStrong understanding of TCP/IP, DNS, DHCP, OSPF, BGP, VLANs, HSRP, SNMP, and multicast protocols.\nProficiency with network monitoring and ITSM tools such as ServiceNow, SolarWinds, and NetBox.\nIn-depth knowledge of network security principles, including firewall rules, ACLs, VPNs, and secure remote access.\nFamiliarity with network asset lifecycle management, capacity planning, and hardware procurement processes.\nExperience leading teams and managing performance under shifting operational priorities.\nExcellent written and verbal communication skills, with the ability to brief senior leadership and government stakeholders.\nCandidate must meet DoD 8140/8570.11- IAT Level II certification requirements (Security+ CE, CCNA Security, GSEC, or SSCP) with a valid Computing Environment (CE) certification.\nClearance:\nDue to the nature of the government contracts we support, US Citizenship is required.\nTS/SCI with Poly required for Position or TS/SCI and willingness to get a poly.\nEducation:\nRequires a Bachelor’s degree and 12+ years of relevant experience. Additional years of relevant experience may be considered in lieu of a degree\nPreferred Qualifications:\nActive Cisco Certified Network Associate (CCNA) certification\nCCNP or CCIE certification\n-----------------------------------------------------------------------------------------------------------\nWho We Are \nSunayu, LLC serves as a premier technology partner to the Defense and Intelligence communities, delivering mission-critical engineering solutions across the nation. Our operations are anchored in a commitment to trust, accountability, and ethical transparency, ensuring the high-performance outcomes necessary to protect our country's most vital interests. \nCulture\nOur strength lies in our community: Our team prioritizes collaboration, professional growth, and encourages open communication. At Sunayu, we don't just secure the mission-we grow together.\nCareer Development\nWe support and encourage our team members to continue their professional growth by providing company-reimbursed training and continuing education of up to $5,000 per year. We also participate in many industry conferences and events where we share our expertise and experiences.\nPay Rate\nSalary range considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills, as well as market and business considerations when extending an offer.\n\nBenefits\n3 Medical Plan Options\nDental and Vision \nFSA, DCFSA, HSA\nLife/AD&D Insurance\nShort-Term & Long-Term Disability \nEmployee Assistance Program (EAP)\nTraining and Educational Assistance\nPaid Time Off (PTO)\n11 Federal holidays \n401k plan with up to a 6% match (100% immediate vesting) \nEqual Opportunity Employer\nSunayu, LLC is an Equal Opportunity/Affirmative Action Employer. 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