Senior Network Engineer

Responsibilities Lead the design and planning of complex network communication systems, producing detailed schematics and architectural documentation to support enterprise-wide modernization initiatives. Develop future‑state network strategies that account for capacity planning, mission growth, emerging technologies, and DIA operational requirements. Conduct in‑depth cost/benefit analyses for hardware and software solutions, evaluating performance, lifecycle requirements, and long‑term operational impacts. Evaluate and report on new communication technologies to enhance network capability, resilience, and efficiency. Lead the testing of network designs including performance validation, interoperability testing, and engineering risk assessments. Serve as a senior technical authority for approving significant network changes and modernization efforts. Monitor and validate network hardware configurations to ensure alignment with operational baselines and mission requirements. Optimize network performance, availability, redundancy, and security across LAN, WAN, MAN, and secure network enclaves. Plan and oversee network enhancements, upgrades, and lifecycle replacements with minimal mission disruption. Advise network users, mission stakeholders, and government leadership on hardware requirements, configuration constraints, and system capabilities. Produce engineering guidance, assessments, and system documentation in support of operational and programmatic decision‑making. Maintain broad technical expertise across network systems, including routers, firewalls, multiplexers, bridges, gateways, and associated network hardware and interconnections. Support secure integration efforts across multiple vendors, platforms, and classified technology stacks. May be assigned responsibility for managing systems administration functions and associated technical staff. Mentor junior engineers and contribute to team development, skill enhancement, and knowledge growth. Required Qualifications Active TS/SCI +CI Poly clearance BS, 12-15 years of relevant experience; MS, 10-13 years; PhD, 10+ years One or more of the following DoD 8570/SP‑ARC‑002 certifications: Security+ CySA+ SSCP GSEC CND One or more of the following network certifications: Cisco CCNP Enterprise or Security Juniper JNCIP Aruba Certified Professional Palo Alto PCNSE Fortinet NSE 4+ Demonstrated mastery in network engineering within secure or classified government environments. Desired Qualifications Cisco CCIE (Enterprise or Security) AWS Advanced Networking – Specialty Azure Network Engineer Expert Certified Cloud Security Professional (CCSP) CISSP Overview We are seeking a Senior Network Engineer to join our Task Order proposal on the Defense Intelligence Agency’s Solutions for the Information Technology Enterprise III (SITE III). The Senior Network Engineer designs and plans network communications systems, provides specifications and detailed schematics for network architecture, and is an experienced engineer capable of designing, implementing, optimizing, and modernizing enterprise network architectures for a mission‑critical intelligence environment. Benefits We offer our full‑time employees a competitive benefits package that includes health, dental, vision, 401K, life insurance, short‑term and long‑term disability plans, vacation time and holidays. Work Environment and Physical Demands The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of the job. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions. Location: Annapolis Junction, MD or Denver, CO Type of environment: Varies Noise level: Low Work schedule: Non‑standard shift Amount of travel: 20% Physical Demands The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this job, the employee is regularly required to use hands to grip, handle, or feel; reach with hands and arms; and talk or hear. The employee is regularly required to stand; walk; sit; climb or balance; and stoop, kneel, crouch, or crawl. The employee is regularly required to lift up to 10 pounds. The employee is frequently required to lift up to 25 pounds; and up to 50 pounds. The vision requirements include close vision, distance vision, peripheral vision, depth perception, and ability to adjust focus. Work Authorization / Security Clearance U.S. Citizenship Active TS/SCI + CI Poly clearance Additional Information Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice. Drug‑Free Workplace TekSynap is a drug‑free workplace. We reserve the right to conduct drug testing in accordance with federal, state, and local laws. All employees and candidates may be subject to drug screening if deemed necessary to ensure a safe and compliant working environment. Wage Information Target salary range: $134,000.00 - $166,000.00. The salary range displayed is an estimate and will be determined on several factors regarding the individual’s particular combination of education, knowledge, skills, competencies and experience, as well as contract parameters and organizational requirements. The displayed salary is one component of the total compensation package for employees. Equal Employment Opportunity In order to provide equal employment and advancement opportunities to all individuals, employment decisions will be based on merit, qualifications, and abilities. TekSynap does not discriminate against any person because of race, color, creed, religion, sex, sexual orientation, gender identity, protected veteran status, national origin, disability, age, genetic information or any other characteristic protected by law (referred to as 'protected status'). This nondiscrimination policy extends to all terms, conditions, and privileges of employment as well as the use of all company facilities, participation in all company‑sponsored activities, and all employment actions such as promotions, compensation, benefits, and termination of employment. TekSynap is committed to ensuring that our online application process provides an equal employment opportunity to all job seekers, including individuals with disabilities. If you believe you need a reasonable accommodation in order to search for a job opening or to submit an application, please contact View email address on click.appcast.io for assistance. Job Details Job Locations: US-MD | US-CO-Denver Job ID: 2026-8979 Category: Network Administrator/Engineer/Architecture Type: Regular Full‑Time #J-18808-Ljbffr