Senior Network & Systems Administrator - IT Operations
BNA
Senor Network and Computer Systems Administrator At B&A, we foster and embrace a distinct set of values that we live by and instill in all aspects of our organization: dedication, commitment, partnership, trust, and recognition. We have incorporated these values into successful delivery for our customers since 1988. B&A believes in ensuring its employees feel deeply connected to B&A, recognizing successes and hard work, and providing continuous opportunities to learn and grow. Our people are entrepreneurial thinkers that combine mindset, vision, and experience to drive value – not only to us as an organization, but to the clients we support. We promote a collaborative culture with our clients, and with each other, as one team working towards a common vision. We’d love for you to join our team! Job Summary B&A is seeking a Senior Network and Computer Systems Administrator is responsible for the design, implementation, and maintenance of enterprise network and server infrastructure to ensure secure, reliable, and high-performance IT operations. This role combines advanced networking expertise with comprehensive systems administration skills to support mission-critical environments. Responsibilities Configure, monitor, and troubleshoot routers, switches, firewalls, and VPNs. Manage network performance, capacity planning, and QoS policies. Implement and maintain network security measures (ACLs, IDS/IPS, STIG compliance). Perform firmware upgrades, patching, and vulnerability remediation. Support disaster recovery and business continuity planning. Document network architecture, configurations, and change management processes. Education and Experience Bachelor’s degree in IT, Computer Science, or related field. 10-15 years of experience in enterprise networking. Required Skills Strong knowledge of TCP/IP, VLANs, routing protocols (OSPF, BGP), and network monitoring tools. Security Clearance U.S Citizen Active Top Secret (T5) More About B&A Notable Clients B&A has grown to be a company that is trusted by our clients for exceptional service, innovative solutions, and inspired employees. Our service extends through federal, state, and local Government, the private sector, and higher education. Some of our notable clients include Department of Homeland Security, U.S. Customs and Border Protection, U.S. Senate, U.S. Courts, U.S. Census Bureau, U.S. Navy, and more. Benefits and Programs B&A is proud to offer three robust individual and family medical plans to full time employees, including a Health Savings Account (HSA) option as well as two tiers of dental coverage, vision, life & AD&DD, disability, accident, hospital indemnity, and critical illness insurance. In addition to these benefits, B&A employees enjoy paid time off, B&A sponsored trainings and certifications, pet insurance benefits, commuter transit benefits and a free subscription to a virtual exercise platform (NEOU). B&A’s 401(k) plan is available to all employees and includes a company matching contribution. The B&A Cares program: 30/60/90-day wellness check ins, personal development, financial management, and stress management seminars, and more A formal mentorship program Job shadowing and cross training opportunities Brand Ambassador program Employee Assistance Program (EAP) - Access to various support resources to include counseling, legal guidance, financial planning, and more Monthly teambuilding events B&A Annual Wellness Challenges: #StepWithB&A, #WalkDuringLunchWithB&A, #VolunteeringWithB&A, #ExerciseDuringLunchWithB&A, and more At B&A, we place significant importance on improving the communities and lives of citizens across the nation through our involvement, technology expertise, and employees. B&A puts an emphasis on charitable efforts in the Northern Virginia area, including Capital Area Food Bank pantry drives, book donations, Hope for Henry Foundation events, and many more. In recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award. EEO B&A provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws. B&A complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. This policy covers conduct occurring at B&A’s offices, and other workplaces (including client sites) and all other locations where B&A is providing services, and to all work-related activities. EEO is the Law B&A participates in e-Verify. We provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee’s I-9 Form to confirm work authorization. #J-18808-Ljbffr
- Bart & Associates, LLC is seeking a Senior Network and Computer Systems Administrator to design, implement, and maintain enterprise network and server infrastructure... ...networking and systems administration for secure IT operations. Applicants should have a Bachelor's in IT or...OperationsSenior
$70k - $80k
...Watershed Security seeks a Senior Network and Computer Systems Administrator to support and manage LAN and WAN systems. This role requires a Bachelor’s degree, relevant experience, and a DoD Secret Clearance. Benefits include competitive salary, medical and dental care...Senior- ...standardizing on a Cisco network, and they need an experienced Network Administrator as their staff is... ...transfer knowledge to ORF IT staff. Scope: Customer... ...Administration & Operations Configure, deploy... ..., and wireless systems. Monitor network performance...OperationsSenior
$65k - $75k
...Senior Network Specialist Zachary Piper Solutions is seeking a Senior Network Specialist to... ...infrastructure supporting mission-critical operations. Serve as the primary technical... ...Collaborate with cybersecurity, cloud, systems, and application teams to support enterprise...OperationsSenior- ...Network and Computer Administrator - Senior C² seeks a Network and Computer Administrator to work closely... ...under the supervision of the IT Manager to manage, secure, and optimize IT systems that support Navy training operations and schoolhouse infrastructure....OperationsSenior
- ...offerings includes high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber;... ...organization seeking a DoD Secret Cleared Network Systems Administrator to provide Tier III operational support for the J63H Platform Services...Operations
- ...seeking a highly motivated and experienced Network Support Engineer in Norfolk, VA. This role involves overseeing network operations, incident resolution, and ensuring continuity... ...ideal candidate should have over 10 years of IT experience and be certified in DoD 8570.01-M...OperationsSeniorLong term contractPermanent employment
- ...Senor Network and Computer Systems Administrator At B&A, we foster and embrace a distinct set of values that we... ...team! Job Summary B&A is seeking a Senior Network and Computer Systems... ...secure, reliable, and high-performance IT operations. This role combines advanced networking...OperationsFull timeWork at officeLocal area
- ...consultancy firm located in Virginia is seeking an IT Support Specialist to provide support,... ...for M365 environments supporting IRS operations. The ideal candidate will have a Bachelor... ...user issues, and assisting with system maintenance. The role offers benefits such...OperationsSenior
- ...A defense technology firm in Norfolk, Virginia is seeking a Linux System Administrator to oversee the daily operations of Linux systems supporting the NMMES program. Candidates should have at least two years of experience in system administration and enjoy working in...OperationsSenior
- ...IAT Level: III (Privileged Network Administrator) Employment Type: Full-Time, Direct Hire Compensation... ...to support secure network operations for the SURFLANT (Commander, Naval Surface... ...maintaining network infrastructure, ensuring system security, and supporting mission-...OperationsFull timeContract workFlexible hours
- ...COMFORT SYSTEMS in Norfolk, VA, is looking for an experienced Senior Cybersecurity Support Lead to oversee cybersecurity operations, incident response, and service ticket management. The ideal candidate will direct daily operational activities, ensure rapid detection of...OperationsSenior
$95k
...Summary Onsite Systems Administrator who provides Command and Control (C2)... ...hardware support of classified operations. The ideal candidate will... ...multiple applications, systems, network, and/or telecommunications... ...tenure with the company, seniority, and proven excellent...OperationsSeniorContract workLocal area- ...company is seeking a Software Developer for their Norfolk, VA location. The successful candidate will work on the Navy Information Operations Database, developing solutions using C# and MVC. Ideal applicants will have extensive experience with software development, SQL...OperationsSenior
- ...SEACORP is seeking a well-qualified Network Administrator . Primary Duties and... ...of the company's Windows-based IT infrastructure, network, and production operations, including monitoring network infrastructure and resolving system issues Responsibilites: Core...OperationsTemporary workWork at officeLocal area
- ...Senior Systems Administrator (SharePoint) Location: Norfolk, VA, US Job ID: ATR 17829 Job Description... ...) for the Norfolk Naval Shipyard IT Support Services contract. NNSY's... ...the administration, maintenance, and operation of SharePoint Server environments. This...OperationsSeniorContract work
- ...DecisionPoint Corporation is seeking a Senior Systems Administrator (SharePoint) for the Norfolk Naval Shipyard IT Support Services contract. NNSY's mission is... ...support the administration, maintenance, and operation of SharePoint Server environments. This role...OperationsSeniorContract workFor contractorsLocal area
- ...seeking a TACNET CB-ISEA Senior Network Engineer (Fleet... ...networks, including systems such as ADNS, ISNS,... ...Provide break/fix IT support in a fast-paced... .../SCI after start ~ Administration experience with Cisco... ...to obtain an approved Operating System certification...OperationsSeniorPermanent employmentWork at officeLocal areaRemote work
- ...Service Federal Credit Union is looking for a Data Engineer to design, develop, and maintain data systems that support business operations. This position involves optimizing performance using Snowflake, creating data pipelines, and ensuring data quality and accessibility...OperationsSeniorRemote work
$26 - $28 per hour
...Role: Leidos is seeking a Jr. Transport Network Specialist to support efforts for the... ...including cybersecurity services, network operations, service desk, and data transport.... ...skills are a must. •Utilize internal systems to report incidents to leadership. •Create...OperationsHourly payLocal areaImmediate startShift work- ...Job Title Senior Financial Reporting Analyst Department FINANCE... ...supports financial reporting operations and assists with ensuring a... ...Master’s degree in business administration, finance, higher education administration... ...accounting software, ERP systems. Considerable knowledge of...OperationsSeniorWork experience placementWork at office
- ...details Burgess & Niple is seeking a Senior Design Engineer - Mechanical to be a... ...design analysis, calculations, and equipment/system selection and layout for building systems... .... Experience developing sequences of operation and specifications for Direct Digital...OperationsSeniorWork at office
- ...experienced and forward‑thinking Senior Cybersecurity Support Lead... ...oversee enterprise cyber operations, incident response, and... ...availability of its information systems. Responsibilities... ...Collaborate with system administrators, network engineers, and application...OperationsSeniorLocal area
- ...company based in Chesapeake, Virginia, is seeking an experienced Network Engineer III to manage and design scalable, secure, and highly... ...involves collaborating with multiple teams to ensure robust operations and includes advanced troubleshooting tasks. Ideal candidates...OperationsSenior
- ...Senior Enterprise Architect Norfolk, Virginia, United States Spektrum have a wide... ...aerospace and defence sales, delivery, and operational subject matter expertise. We are looking... ...targets, operational requirements, system specifications, interoperability requirements...OperationsSeniorContract work
- ...in Chesapeake, Virginia is seeking a highly skilled Network Engineer III to enhance their enterprise infrastructure. This senior role involves designing and implementing scalable network solutions, leading operations support, and troubleshooting complex issues. Candidates...OperationsSenior
- ...job training, tuition reimbursement, and networking. A positive work environment where... ...computer chips, circuit boards, computer systems, and related equipment such as keyboards... ...types of software, including software for operating systems and network distribution, and compilers...OperationsSeniorContract work
- ...Senior Software Developer - (2576) Job Title Senior Software Developer... ..., tuition reimbursement, and networking. A positive work environment... ...hardware and software systems, develop specifications, and... ...company in 2008. We are a global operations and solutions integrator delivering...OperationsSeniorFull timeContract work
- ...Position Overview NCC is seeking a skilled Senior Data Engineer to support enterprise-... ...models, and reporting solutions that support operational and strategic decision-making. The ideal... ...and troubleshoot inconsistencies across systems. Optimize PostgreSQL database...OperationsSeniorFor contractors
- ...SimIS, Inc. is seeking a Senior Software Architect - Modeling... ...knowledge of military simulation systems to create the future of NATO'... ...simulation environments that operate seamlessly from strategic planning... ...new architecture Optimize network performance for distributed...OperationsSeniorTemporary work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Network & Systems Administrator - IT Operations. Be the first to apply!
- senior business analyst contract Portsmouth, VA
- senior database analyst Portsmouth, VA
- senior financial analyst remote Portsmouth, VA
- senior Portsmouth, VA
- senior manager automotive Portsmouth, VA
- senior performance engineer Portsmouth, VA
- senior software engineer remote Portsmouth, VA
- senior performance tester Portsmouth, VA
- senior manager m&a tax Portsmouth, VA
- senior application administrator Portsmouth, VA


